1 00:00:13,109 --> 00:00:10,489 [Music] 2 00:00:14,699 --> 00:00:13,119 three heavy space vehicles are being 3 00:00:18,120 --> 00:00:14,709 developed by the National Aeronautics 4 00:00:22,439 --> 00:00:18,130 and Space Administration under the 5 00:00:24,450 --> 00:00:22,449 project name Saturn the first 6 00:00:27,990 --> 00:00:24,460 configuration known as Saturn one 7 00:00:32,459 --> 00:00:28,000 consists of a booster called 8 00:00:36,350 --> 00:00:32,469 s1 with eight h1 engines plus an s4 9 00:00:40,680 --> 00:00:36,360 stage the instrument unit and payload a 10 00:00:45,900 --> 00:00:40,690 second configuration Saturn 1b consists 11 00:00:48,120 --> 00:00:45,910 of a s 1d first stage plus an s4 B upper 12 00:00:53,430 --> 00:00:48,130 stage an instrument unit in Apollo 13 00:00:55,889 --> 00:00:53,440 spacecraft this film report number 15 14 00:00:58,319 --> 00:00:55,899 we'll cover progress on the Saturn 1 and 15 00:01:05,219 --> 00:00:58,329 1b during the period January through 16 00:01:07,139 --> 00:01:05,229 March 1963 slight changes in the names 17 00:01:09,510 --> 00:01:07,149 of Saturn vehicles were announced by 18 00:01:12,240 --> 00:01:09,520 NASA during this quarter in the interest 19 00:01:15,989 --> 00:01:12,250 of simplification new designations for 20 00:01:23,309 --> 00:01:15,999 the Saturn C 1 C 1 B and C 5 are now 21 00:01:26,010 --> 00:01:23,319 Saturn 1 1 P and 5 respectively the 22 00:01:27,929 --> 00:01:26,020 fourth Saturn one flight vehicle sa 4 23 00:01:30,209 --> 00:01:27,939 was shipped from Marshall Space Flight 24 00:01:32,819 --> 00:01:30,219 Center aboard the Saturn barge promise 25 00:01:35,069 --> 00:01:32,829 On January 20th bound for Cape Canaveral 26 00:01:37,319 --> 00:01:35,079 and route the barge encountered heavy 27 00:01:45,239 --> 00:01:37,329 seas in the Gulf and tied up briefly at 28 00:01:49,379 --> 00:01:45,249 Fort Pierce Florida it arrived at the 29 00:01:53,929 --> 00:01:49,389 Cape on February 2nd and was erected on 30 00:01:58,949 --> 00:01:56,249 highlighting this report period on March 31 00:02:01,830 --> 00:01:58,959 28th was the successful launching from 32 00:02:07,469 --> 00:02:01,840 complex 34 at Cape Canaveral of the 4th 33 00:02:09,389 --> 00:02:07,479 Saturn 1 launch vehicle sa for several 34 00:02:11,490 --> 00:02:09,399 minor technical difficulties during the 35 00:02:13,620 --> 00:02:11,500 countdown mostly in ground support 36 00:02:18,780 --> 00:02:13,630 equipment delayed the firing about one 37 00:02:18,790 --> 00:02:41,640 [Music] 38 00:02:46,830 --> 00:02:44,490 while the SI for flight shown in slow 39 00:02:48,630 --> 00:02:46,840 motion was similar in many respects to 40 00:02:51,509 --> 00:02:48,640 that of earlier saturn's there were 41 00:02:53,940 --> 00:02:51,519 several significant departures at 100 42 00:02:56,339 --> 00:02:53,950 seconds following liftoff and to number 43 00:02:57,899 --> 00:02:56,349 five was deliberately cut off but the 44 00:03:00,179 --> 00:02:57,909 vehicle held on course 45 00:03:02,099 --> 00:03:00,189 while the propellant distribution system 46 00:03:04,710 --> 00:03:02,109 channelled the remaining fuel into the 47 00:03:07,020 --> 00:03:04,720 other seven engines extending burning 48 00:03:09,569 --> 00:03:07,030 time two seconds to compensate for loss 49 00:03:11,339 --> 00:03:09,579 of thrust several other changes in the 50 00:03:13,289 --> 00:03:11,349 vehicle will contribute to the 51 00:03:15,509 --> 00:03:13,299 development of the block ii version of 52 00:03:17,640 --> 00:03:15,519 saturn some components of future 53 00:03:20,280 --> 00:03:17,650 saturn's were attached to the unit ii 54 00:03:23,460 --> 00:03:20,290 state control accelerometers were used 55 00:03:25,289 --> 00:03:23,470 actively for the first time flawless a 56 00:03:28,379 --> 00:03:25,299 passenger was the engineering model of 57 00:03:30,210 --> 00:03:28,389 the st 1:24 stabilized platform which 58 00:03:34,229 --> 00:03:30,220 will be used actively beginning with the 59 00:03:36,960 --> 00:03:34,239 6th Saturn a mistress tomando was also 60 00:03:38,970 --> 00:03:36,970 flown on a passenger basis a q-ball 61 00:03:41,399 --> 00:03:38,980 angle-of-attack device was mounted in 62 00:03:43,619 --> 00:03:41,409 the nose cone and several sections of 63 00:03:46,530 --> 00:03:43,629 new heat shield insulation at the tail 64 00:03:49,890 --> 00:03:46,540 section were tested si for reached 65 00:03:53,479 --> 00:03:49,900 maximum altitude of 81 miles range of 66 00:04:04,220 --> 00:03:53,489 232 statute miles and a peak velocity of 67 00:04:10,319 --> 00:04:07,619 meanwhile at Marshall 3 static firings 68 00:04:13,500 --> 00:04:10,329 of the booster 4 v Saturn flight vehicle 69 00:04:16,140 --> 00:04:13,510 si 5 were conducted the first for 32 70 00:04:18,539 --> 00:04:16,150 seconds was successful the second firing 71 00:04:19,409 --> 00:04:18,549 was conducted for a period of 143 72 00:04:21,870 --> 00:04:19,419 seconds 73 00:04:24,629 --> 00:04:21,880 however propulsion system deficiencies 74 00:04:27,839 --> 00:04:24,639 appeared in data analysis and corrective 75 00:04:30,960 --> 00:04:27,849 action was taken on March 27th a third 76 00:04:33,390 --> 00:04:30,970 firing of 144 seconds was successfully 77 00:04:39,059 --> 00:04:33,400 performed results indicated that the 78 00:04:43,600 --> 00:04:41,679 more than 1,000 measurements of 79 00:04:46,059 --> 00:04:43,610 propellant flow rates temperatures 80 00:04:50,379 --> 00:04:46,069 vibration levels and other data were 81 00:04:52,990 --> 00:04:50,389 recorded during the firing the SI 5 82 00:04:55,029 --> 00:04:53,000 booster first in the block 2 series is 83 00:04:57,760 --> 00:04:55,039 the initial flight booster to be static 84 00:05:06,520 --> 00:04:57,770 fired at full thrust of 1.5 million 85 00:05:09,879 --> 00:05:06,530 pounds dynamics testing of the complete 86 00:05:11,950 --> 00:05:09,889 block to vehicle sa D 5 began at 87 00:05:15,939 --> 00:05:11,960 Marshall in January and was completed 88 00:05:18,459 --> 00:05:15,949 early in March next quarter dynamics 89 00:05:22,270 --> 00:05:18,469 tests will begin using Saturn one upper 90 00:05:24,520 --> 00:05:22,280 stage and boilerplate Apollo as the 91 00:05:26,800 --> 00:05:24,530 Saturn hangs on giant cables and coil 92 00:05:30,189 --> 00:05:26,810 springs it is put through paces which 93 00:05:32,350 --> 00:05:30,199 simulate flight conditions as the 94 00:05:35,490 --> 00:05:32,360 vehicle dents rhythmically or vibrates 95 00:05:38,140 --> 00:05:35,500 driven by a large electrical device 96 00:05:42,249 --> 00:05:38,150 stress measurements are taken at vital 97 00:05:44,290 --> 00:05:42,259 points all over the vehicle results of 98 00:05:47,050 --> 00:05:44,300 testing are fed into an analog digital 99 00:05:49,749 --> 00:05:47,060 computer which changes data into digital 100 00:05:51,399 --> 00:05:49,759 numbers on magnetic tape the tape is 101 00:05:57,450 --> 00:05:51,409 then run through another computer which 102 00:06:02,230 --> 00:06:00,369 following first phase testing the 103 00:06:04,689 --> 00:06:02,240 booster was removed from the test stand 104 00:06:07,930 --> 00:06:04,699 and will be shipped to the Cape in April 105 00:06:10,540 --> 00:06:07,940 for use in launch complex 37b check out 106 00:06:18,820 --> 00:06:10,550 complete vehicle testing will be resumed 107 00:06:21,850 --> 00:06:18,830 in June at Marshalls propulsion and 108 00:06:24,100 --> 00:06:21,860 vehicle engineering division and si5 109 00:06:26,619 --> 00:06:24,110 type instrument unit was mounted for 110 00:06:28,629 --> 00:06:26,629 structural testing between a douglas 111 00:06:30,999 --> 00:06:28,639 built forward inter stage and a 112 00:06:34,059 --> 00:06:31,009 spacecraft adapter simulating flight 113 00:06:36,399 --> 00:06:34,069 hardware flight loads incorporating 114 00:06:38,559 --> 00:06:36,409 adequate safety factors are applied to 115 00:06:41,079 --> 00:06:38,569 assure proper structural performance in 116 00:06:43,749 --> 00:06:41,089 actual flight these flight loads consist 117 00:06:46,120 --> 00:06:43,759 of aerodynamic inertial and internal 118 00:06:47,709 --> 00:06:46,130 pressure loads stress is produced in 119 00:06:50,719 --> 00:06:47,719 this structure are measured at several 120 00:06:52,309 --> 00:06:50,729 hundred points and recorded for analysis 121 00:06:59,209 --> 00:06:52,319 duplicate of this instrument unit will 122 00:07:01,790 --> 00:06:59,219 be flown on si five testing of the new 123 00:07:04,309 --> 00:07:01,800 combination support and hold on arms for 124 00:07:05,689 --> 00:07:04,319 block to launch pedestals began at 125 00:07:07,939 --> 00:07:05,699 Marshall this quarter 126 00:07:11,269 --> 00:07:07,949 the first set was delivered to complex 127 00:07:13,100 --> 00:07:11,279 37b in January testing of a second set 128 00:07:15,589 --> 00:07:13,110 was suspended when cracks were 129 00:07:18,379 --> 00:07:15,599 discovered on the upper part of five arm 130 00:07:21,230 --> 00:07:18,389 castings recheck of the set in complex 131 00:07:30,649 --> 00:07:21,240 37b and a third set of arms under 132 00:07:33,049 --> 00:07:30,659 fabrication showed no defects the SI 133 00:07:35,719 --> 00:07:33,059 five booster mock-up was shipped by 134 00:07:37,939 --> 00:07:35,729 barge on january 25th from the Marshall 135 00:07:43,969 --> 00:07:37,949 Center to its miss you operations at New 136 00:07:46,459 --> 00:07:43,979 Orleans there the mock-up will be used 137 00:07:49,159 --> 00:07:46,469 by engineers in design verification and 138 00:07:53,420 --> 00:07:49,169 to familiarize assembly personnel with 139 00:07:56,239 --> 00:07:53,430 the block 2 configuration the booster 140 00:07:58,639 --> 00:07:56,249 for the 6th Saturn one flight vehicle sa 141 00:08:00,649 --> 00:07:58,649 6 was completed this quarter at 142 00:08:03,559 --> 00:08:00,659 Marshalls manufacturing engineering 143 00:08:05,749 --> 00:08:03,569 division several vendor supplied parts 144 00:08:08,089 --> 00:08:05,759 not available during assembly are being 145 00:08:11,749 --> 00:08:08,099 installed during checkout which is to be 146 00:08:13,999 --> 00:08:11,759 completed in early April assembly of the 147 00:08:17,689 --> 00:08:14,009 booster for the 7 Saturn flight vehicle 148 00:08:19,219 --> 00:08:17,699 sa 7 begun on January 7th preceded this 149 00:08:20,929 --> 00:08:19,229 quarter with clustering of tanks 150 00:08:27,499 --> 00:08:20,939 completed an installation of engines 151 00:08:29,749 --> 00:08:27,509 underway meanwhile fabrication of the 152 00:08:33,079 --> 00:08:29,759 booster thrust structure and inter stage 153 00:08:39,829 --> 00:08:33,089 adapter for SI 9 the ninth Saturn flight 154 00:08:42,800 --> 00:08:39,839 vehicle is complete for SI 9 and sa 8 a 155 00:08:44,209 --> 00:08:42,810 2-ton meteoroid detection satellite is 156 00:08:48,639 --> 00:08:44,219 being developed by the third child 157 00:08:53,660 --> 00:08:51,470 during launch the satellite will be 158 00:08:55,639 --> 00:08:53,670 housed in the service module flight 159 00:08:57,620 --> 00:08:55,649 experiment results will provide a better 160 00:09:01,370 --> 00:08:57,630 understanding of meteoroid hazards 161 00:09:03,079 --> 00:09:01,380 encountered in spaceflight after 162 00:09:04,690 --> 00:09:03,089 injection and separation of the 163 00:09:06,910 --> 00:09:04,700 boilerplate spacecraft 164 00:09:09,880 --> 00:09:06,920 the satellite remains attached to the s 165 00:09:11,800 --> 00:09:09,890 for stage and deploys to large flat 166 00:09:14,860 --> 00:09:11,810 wings ten feet wide 167 00:09:17,200 --> 00:09:14,870 with a total wingspan of 96 feet by a 168 00:09:23,230 --> 00:09:17,210 system of scissor like links driven by 169 00:09:25,060 --> 00:09:23,240 an electric motor the wings will be 170 00:09:28,180 --> 00:09:25,070 covered with sheets of aluminum are 171 00:09:30,700 --> 00:09:28,190 varying thicknesses up to 16 one 172 00:09:32,740 --> 00:09:30,710 thousandths of an inch the back surface 173 00:09:35,140 --> 00:09:32,750 of the sheet is covered with a thin 174 00:09:37,090 --> 00:09:35,150 layer of mylar and its back surface 175 00:09:48,100 --> 00:09:37,100 coated with a thin layer of paper 176 00:09:49,660 --> 00:09:48,110 deposited aluminum an electric potential 177 00:09:52,270 --> 00:09:49,670 is established between the outer skin 178 00:09:54,370 --> 00:09:52,280 and the inner aluminum coating charging 179 00:09:59,320 --> 00:09:54,380 the entire unit making it a huge 180 00:10:01,750 --> 00:09:59,330 capacitor each time the wings are 181 00:10:04,240 --> 00:10:01,760 penetrated by a meteoroid the material 182 00:10:06,700 --> 00:10:04,250 removed by the impact vaporizes and 183 00:10:10,330 --> 00:10:06,710 forms a conducting gas which discharges 184 00:10:12,280 --> 00:10:10,340 the capacitor the pulse is stored in a 185 00:10:13,840 --> 00:10:12,290 memory circuit and transmitted to a 186 00:10:16,510 --> 00:10:13,850 ground station on command 187 00:10:23,730 --> 00:10:16,520 solar panels supply needed energy for 188 00:10:26,800 --> 00:10:23,740 power at Marshall's Michou operations 189 00:10:28,960 --> 00:10:26,810 s18 tail section assembly was completed 190 00:10:33,820 --> 00:10:28,970 this quarter assembly operations will 191 00:10:35,920 --> 00:10:33,830 begin in May meanwhile s110 barrel 192 00:10:37,600 --> 00:10:35,930 assembly has been completed and the 193 00:10:43,050 --> 00:10:37,610 outriggers and remainder of the tail 194 00:10:45,820 --> 00:10:43,060 structure are being assembled on 195 00:10:49,000 --> 00:10:45,830 February 5th a decision was made to 196 00:10:51,700 --> 00:10:49,010 modify the west side extension of the s1 197 00:10:54,580 --> 00:10:51,710 static test tower originally designed to 198 00:10:57,360 --> 00:10:54,590 test s1 boosters the extension will be 199 00:10:59,800 --> 00:10:57,370 slightly modified to test f-1 engines 200 00:11:01,870 --> 00:10:59,810 enabling testing to take place several 201 00:11:04,720 --> 00:11:01,880 months earlier after completion of 202 00:11:07,270 --> 00:11:04,730 Marshalls f1 test stand the west side 203 00:11:14,770 --> 00:11:07,280 will be reconverted for s1 static 204 00:11:17,470 --> 00:11:14,780 testing radiation pattern testing of 205 00:11:18,519 --> 00:11:17,480 various saturn antenna is being carried 206 00:11:21,489 --> 00:11:18,529 out at Marshall's 207 00:11:24,369 --> 00:11:21,499 frequency test range this service 208 00:11:26,410 --> 00:11:24,379 structure rolls on rails is propelled by 209 00:11:29,050 --> 00:11:26,420 an electric motor and is easily 210 00:11:30,759 --> 00:11:29,060 maneuvered by one man its purpose is to 211 00:11:32,769 --> 00:11:30,769 afford access to the model for 212 00:11:35,530 --> 00:11:32,779 positioning adjusting or making 213 00:11:37,689 --> 00:11:35,540 modifications the facility is used to 214 00:11:40,660 --> 00:11:37,699 measure and record the directional 215 00:11:42,489 --> 00:11:40,670 properties of the vehicle's antenna the 216 00:11:44,590 --> 00:11:42,499 pedestal mounted model is rotated 217 00:11:46,269 --> 00:11:44,600 continuously during the time that a 218 00:11:48,309 --> 00:11:46,279 radio frequency signal is being 219 00:11:50,739 --> 00:11:48,319 transmitted to a receiver at a fixed 220 00:11:53,710 --> 00:11:50,749 location the varying amplitude of this 221 00:11:58,809 --> 00:11:53,720 signal is recorded at a console located 222 00:12:01,660 --> 00:11:58,819 in an adjacent building at Marshall's 223 00:12:03,939 --> 00:12:01,670 Astri onyx division Saturn booster h1 224 00:12:06,639 --> 00:12:03,949 engines are being tested on the h1 225 00:12:08,920 --> 00:12:06,649 engine Col calibration tests stand 226 00:12:11,819 --> 00:12:08,930 enabling engineers to simulate actual 227 00:12:14,889 --> 00:12:11,829 flight conditions of Saturn's s1 stage 228 00:12:17,079 --> 00:12:14,899 the hydraulic actuation control system 229 00:12:20,100 --> 00:12:17,089 positions the engine to the angle 230 00:12:22,749 --> 00:12:20,110 commanded by the vehicle guidance system 231 00:12:25,449 --> 00:12:22,759 this positioning is necessary for 232 00:12:27,970 --> 00:12:25,459 attitude control in the pitch yaw and 233 00:12:32,860 --> 00:12:27,980 roll planes stabilization and to reduce 234 00:12:34,869 --> 00:12:32,870 bending of the vehicle test results will 235 00:12:36,879 --> 00:12:34,879 help determine if the flight control 236 00:12:39,040 --> 00:12:36,889 circuits and mechanical power converters 237 00:12:42,990 --> 00:12:39,050 are adequate to satisfy vehicle 238 00:12:47,769 --> 00:12:46,749 the s4 facilities checkout stage was 239 00:12:50,470 --> 00:12:47,779 shipped from the Douglas Aircraft 240 00:12:52,840 --> 00:12:50,480 Company Santa Monica California to Cape 241 00:12:54,579 --> 00:12:52,850 Canaveral early this quarter the stage 242 00:13:02,160 --> 00:12:54,589 is ready for youths in check out of 243 00:13:05,559 --> 00:13:02,170 facilities at launch complex 37b on 244 00:13:07,900 --> 00:13:05,569 February 1st the all systems vehicle was 245 00:13:10,090 --> 00:13:07,910 shipped by water and overland route to 246 00:13:12,490 --> 00:13:10,100 the Sacramento test facility for 247 00:13:15,730 --> 00:13:12,500 propellant loading tests on test stand 248 00:13:17,350 --> 00:13:15,740 to be after initial testing the vehicle 249 00:13:20,319 --> 00:13:17,360 will be removed from the stand and 250 00:13:26,650 --> 00:13:20,329 equipped with rl10 a3 engines for 251 00:13:31,840 --> 00:13:29,199 at sacked os4 battleship testing with 252 00:13:34,240 --> 00:13:31,850 flight type rl10 a three engines began 253 00:13:36,639 --> 00:13:34,250 in January during this report period 254 00:13:38,710 --> 00:13:36,649 seven firings were performed four 255 00:13:41,460 --> 00:13:38,720 successful in three partially successful 256 00:13:43,509 --> 00:13:41,470 for a total of about 2,000 seconds 257 00:13:45,519 --> 00:13:43,519 difficulties were encountered during 258 00:13:48,519 --> 00:13:45,529 February with helium heater ignition 259 00:13:50,800 --> 00:13:48,529 engine purging and small fires resulting 260 00:13:53,199 --> 00:13:50,810 from hydrogen leaks after correction of 261 00:13:55,420 --> 00:13:53,209 these deficiencies in March a series of 262 00:13:58,269 --> 00:13:55,430 three successful procurement depletion 263 00:14:00,759 --> 00:13:58,279 firings of over 460 seconds duration 264 00:14:02,379 --> 00:14:00,769 were performed due to these problems 265 00:14:08,710 --> 00:14:02,389 the battleship firings have been 266 00:14:11,170 --> 00:14:08,720 extended through April checkout of a new 267 00:14:13,420 --> 00:14:11,180 test stand designated v6 has been 268 00:14:14,860 --> 00:14:13,430 completed this corner at Pratt & Whitney 269 00:14:17,499 --> 00:14:14,870 aircrafts for the research and 270 00:14:18,970 --> 00:14:17,509 development center the stand is designed 271 00:14:20,949 --> 00:14:18,980 to permit both transient and 272 00:14:27,840 --> 00:14:20,959 steady-state tests of turbo pumps 273 00:14:32,199 --> 00:14:30,550 liquid hydrogen and liquid oxygen can be 274 00:14:34,240 --> 00:14:32,209 supplied to the turbo pump and 275 00:14:36,910 --> 00:14:34,250 high-pressure gas storage is available 276 00:14:43,050 --> 00:14:36,920 to drive the turbine test results are 277 00:14:48,540 --> 00:14:45,340 vibration tests were performed on the 278 00:14:51,040 --> 00:14:48,550 latest version of the rl10 a3 engine 279 00:14:53,920 --> 00:14:51,050 instrumentation for these tests included 280 00:14:58,679 --> 00:14:53,930 40 accelerometers plus load cells at the 281 00:15:03,759 --> 00:15:01,449 the tests were conducted with vehicle 282 00:15:08,530 --> 00:15:03,769 equipment including the hydraulic pump 283 00:15:11,079 --> 00:15:08,540 installed on the engine the engine was 284 00:15:12,670 --> 00:15:11,089 vibrated in axial and lateral planes two 285 00:15:15,069 --> 00:15:12,680 levels appreciably above those 286 00:15:17,170 --> 00:15:15,079 encountered in Saturn flights no 287 00:15:21,249 --> 00:15:17,180 structural weakness has been discovered 288 00:15:24,400 --> 00:15:21,259 in these tests at douglas santa monica a 289 00:15:26,650 --> 00:15:24,410 full-scale s4b engineering mock-up will 290 00:15:28,600 --> 00:15:26,660 be used to verify flight type system 291 00:15:33,610 --> 00:15:28,610 compatibility with ground support 292 00:15:35,799 --> 00:15:33,620 equipment both tank domes are now 293 00:15:38,530 --> 00:15:35,809 complete and are installed in handling 294 00:15:40,210 --> 00:15:38,540 jigs the forward interstate structure is 295 00:15:47,760 --> 00:15:40,220 attached to the forward dome 296 00:15:52,150 --> 00:15:49,810 fabrication of a number of production 297 00:15:53,860 --> 00:15:52,160 tooling fixtures and manufacturing of 298 00:15:59,200 --> 00:15:53,870 the first hydrostatic vehicle is 299 00:16:02,080 --> 00:15:59,210 underway the testing program for the s4b 300 00:16:04,630 --> 00:16:02,090 vehicle includes research development 301 00:16:09,850 --> 00:16:04,640 qualification production and reliability 302 00:16:12,490 --> 00:16:09,860 verification testing the design concept 303 00:16:15,220 --> 00:16:12,500 for the Saturn 1b instrument unit which 304 00:16:17,710 --> 00:16:15,230 will be located between the s4b stage 305 00:16:19,510 --> 00:16:17,720 and the Apollo spacecraft has been 306 00:16:21,700 --> 00:16:19,520 established by the Marshall Center and 307 00:16:26,050 --> 00:16:21,710 detailed design work has begun on 308 00:16:27,880 --> 00:16:26,060 several components all equipment will be 309 00:16:30,580 --> 00:16:27,890 mounted around the periphery of the unit 310 00:16:37,000 --> 00:16:30,590 which is three feet high and 21 feet 311 00:16:39,070 --> 00:16:37,010 eight inches in diameter circulation of 312 00:16:40,990 --> 00:16:39,080 a coolant through panels to which 313 00:16:42,910 --> 00:16:41,000 equipment is mounted will provide 314 00:16:46,090 --> 00:16:42,920 temperature control for the instrument 315 00:16:49,210 --> 00:16:46,100 unit as well as four adjacent s4p stage 316 00:16:51,940 --> 00:16:49,220 equipment the instrument unit will house 317 00:16:54,820 --> 00:16:51,950 the major guidance and control tracking 318 00:16:56,830 --> 00:16:54,830 and telemetry systems the unused volume 319 00:16:59,320 --> 00:16:56,840 in the centre will allow the legs of the 320 00:17:01,510 --> 00:16:59,330 Apollo's lunar excursion module to 321 00:17:07,870 --> 00:17:01,520 extend into the unit thus making the 322 00:17:11,020 --> 00:17:07,880 total Saturn 1b vehicle shorter at 323 00:17:14,200 --> 00:17:11,030 Rocketdyne contractor for the j2 engine 324 00:17:16,570 --> 00:17:14,210 for the s4b stage a relatively new 325 00:17:19,690 --> 00:17:16,580 manufacturing technique in metal forming 326 00:17:23,560 --> 00:17:19,700 called electrolytic erosion is underway 327 00:17:26,260 --> 00:17:23,570 for production of j2 injectors this 328 00:17:28,510 --> 00:17:26,270 concept uses a forming die made of 329 00:17:32,410 --> 00:17:28,520 compressed graphite which in turn acts 330 00:17:34,690 --> 00:17:32,420 as an electrode as the erosion process 331 00:17:37,810 --> 00:17:34,700 reacts against the metal to be formed a 332 00:17:43,600 --> 00:17:37,820 non conductive oil removes the eroded 333 00:17:45,880 --> 00:17:43,610 material to planned tolerances at Cape 334 00:17:49,150 --> 00:17:45,890 Canaveral work on Saturn launch sites is 335 00:17:51,370 --> 00:17:49,160 progressing as planned launch complex 34 336 00:17:54,130 --> 00:17:51,380 s umbilical tower is near completion 337 00:17:57,789 --> 00:17:54,140 meanwhile overall construction of