| Part No. | Description | No. per Unit | Total No. | Comments | Dlvrd? | Spare | Com | Drawings | |
| BASE WELDMENT | 3000 pounds | ** | ORNL | ast-01-a01,a02 | |||||
| 1-001 | Base plate (of telescope base) | 1 | 1 | ORNL Y-12 | * | ast-01-p01 | |||
| 1-002 | Inner cylinder | 1 | 1 | * | ast-01-p02 | ||||
| 1-003 | Vertical stiffener | 12 | 12 | * | ast-01-p04 | ||||
| 1-004 | Top plate | 1 | 1 | * | ast-01-p03 | ||||
| 1-005 | Outer cylinder | 1 | 1 | * | ast-01-p03 | ||||
| 1-006 | Jack bracket | 6 | 6 | * | ast-01-p04 | ||||
| 1-007 | Jack shelf | 3 | 3 | * | ast-01-p04 | ||||
| 1-008 | Auxillary shelf | 1 | 1 | * | ast-01-p05 | ||||
| 1-009 | Raceway (THK45+60/1000R) | 1 | 1 | * | ast-01-p05 | ||||
| 1-010 | Mounting blocks for azimuth drive wheel | 9 | 9 | * | ast-01-p04 | ||||
| 1-011 | Bearing pad (see dwg. AST-02-A02) | 3 | 3 | Separate assembly | * | ast-02-a02 | |||
| 1-012 | 1/2-13x2 skt head cap screws (stainless) | 20 | 20 | To attach 1-009 | * | ||||
| 1-013 | 1/2-in flat washer (stainless) | 20 | 20 | To attach 1-009 | * | ||||
| 1-014 | 1/2 lock washer (plated) | 20 | 20 | To attach 1-009 | * | ||||
| 1-015 | 1/2-13 nut (stainless) | 20 | 20 | To attach 1-009 | * | ||||
| 1-016 | 1-inch nut (stainless) | 3 | 3 | To attach base to pier | * | ||||
| 1-017 | 1-in flat washer (stainless) | 3 | 3 | To attach base to pier | * | ||||
| 1-018 | Levelling jack | 3 | 3 | To level base on pier | * | ||||
| 1-019a | Shim for jack, 3/8-inch | 1 | 1 | Aluminum plate, 5.5x3.62x3/8 | * | MEK | ast-01-p19 | ||
| 1-019b | Shim for jack, 1/8-inch | 4 | 4 | Aluminum plate, 5.5x3.62x1/8 | * | MEK | ast-01-p19 | ||
| BASE DOOR | J.W. McDougal | ** | McD | ast-01-a04 | |||||
| 1-020 | Top/Botton Frame (base door) | 2 | 2 | * | ast-01-p06 | ||||
| 1-021 | Vertical Frame | 2 | 2 | * | ast-01-p06 | ||||
| 1-022 | Vertical Duct Support | 2 | 2 | * | ast-01-p06 | ||||
| 1-023 | Horizontal Duct Support | 2 | 2 | * | ast-01-p06 | ||||
| 1-024 | Door Plate | 1 | 1 | * | ast-01-p07 | ||||
| 1-025 | Fiber-glass insulation for top of base | 1 | 1 | Seal between base and slewing ring | * | ||||
| 1-030 | Lifting eye (CL-25-HR) | 3 | 3 | Provided by TSU | * | ||||
| 1-031 | 3/8-16x1.75 skt hd cap screw (stainless) | 6 | 6 | To attach 1-030 | * | ||||
| 1-032 | 3/8-in flat washer (stainless) | 6 | 6 | To attach 1-030 | * | ||||
| 1-033 | 3/8-in lock washer (stainless) | 6 | 6 | To attach 1-030 | * | ||||
| 1-034 | 3/8-16 nut (stainless) | 6 | 6 | To attach 1-030 | * | ||||
| 1-035 | Air cylinder and base (with screws) | 3 | 3 | Provided by TSU | * | ||||
| 1-036 | Foot for air cylinder (CL-12-LF-S, modified) | 3 | 3 | Provided by TSU | * | ||||
| 1-037 | 3/8-16x1 hex head cap screws (ss) | 12 | 12 | To attach air cylinders | * | ||||
| 1-038 | 3/8NPT(m)-3/8in barb fitting | 3 | 3 | For air cylinders | * | ||||
| 1-039 | 3/8NPT(m)-1/4NPT(f) coupling | 3 | 3 | For air cylinders | * | ||||
| 1-040 | 1/4NPT plug | 3 | 3 | For air cylinders | * | ||||
| DISTRIB. FOR PNEU. CYLINDERS | ** | ||||||||
| 1-041 | 3/8IDx30in pneumatic tubing | 3 | 3 | * | |||||
| 1-042 | 1/2-in ID hose clamps | 6 | 6 | * | |||||
| 1-043 | 1/4NPT(m)x3/8in barb fitting | 3 | 3 | * | |||||
| 1-044 | 1/4NPT(f)x1/4NPT(m) valve | 3 | 3 | * | |||||
| 1-045 | 3/8NPT(f) to 1/4NPT(f) manifold | 1 | 1 | * | |||||
| 1-046 | 3/8NPT(m)-1/4NPT(f) coupling | 1 | 1 | Same as 1-039 | * | ||||
| 1-047 | 1/4NPT(m)-indust quick-connect (male) | 1 | 1 | * | |||||
| BASE SKIRT | xx pounds | ** | Ham | ast-01-a05,a06 | |||||
| 1-050 | Base Skirt Frame (base skirt) | 1 | 1 | Hamilton will weld frame | * | ||||
| 1-050a | Inner collar | 1 | 1 | * | ast-01-p0? | ||||
| 1-050b | Rib (stiffener plate) | 12 | 12 | 1/8-inch aluminum sheet (TSU) | * | ast-01-p10 | |||
| 1-050c | Spoke (stiffener version) | 24 | 24 | 3/4x3/4x1/8 angle (TSU) | * | ast-01-p10 | |||
| 1-050d | Spoke (joint version) | 8 | 8 | 1.25x1/8 alum strip | * | ||||
| 1-050e | Upright (joint plate) | 8 | 8 | 1.25x1/8 alum strip | * | ||||
| 1-050f | Spoke (tractor attachment-clearing and side) | 6 | 6 | 1.25x1/8 alum strip | * | ||||
| 1-050g | Upright (motor-cover plate) | 2 | 2 | 1.25x1/8 alum strip | * | ||||
| 1-050h | Motor-Cover Attachment Strip | 2 | 2 | 1.25x1/8 alum strip | * | ||||
| 1-050i | Top plate (cut into multiple segments) | 1 | 1 | Sheet aluminum | * | ||||
| 1-050j | Skirt Plate (cut into four segments) | 1 | 1 | Sheet aluminum | * | ||||
| 1-050k | Bearing surface for brush seals | 1 | 1 | Sheet aluminum, cut and fit | * | ||||
| 1-050l | Rivets (1/8-in aluminum, blind) | 200 | 200 | To help attach plates to frame | * | ||||
| 1-050m | Upper and Lower (Outer) Rings | 2 | 2 | 3/4x3/4x1/8 square tubing | * | ast-01-p09 | |||
| 1-050n | Joint Cover (top) | 4 | 4 | * | ast-01-p10 | ||||
| 1-050o | Joint Cover (vert) | 4 | 4 | * | ast-01-p10 | ||||
| 1-050p | Joint Guide | 4 | 4 | Goes under 1-050m | * | ast-01-p10 | |||
| 1-050q | 3/16x3-in rubber seal for inner collar | 1 | 1 | NR&G; cut to shape and glued on | * | ||||
| 1-051 | 1/4-20x3/4 button-hd hex-sckt screws | 30 | 30 | screws to attach skirt to fork | * | ||||
| 1-052 | Attachment Adapter | 4 | 4 | To clear drive attachment | * | ast-01-p10 | |||
| 1053 | 1/4-20x1/2 sckt-hd cap screw (ss) | 2 | 8 | Attach 1052 to drive attachment | * | ||||
| 1054 | 10-32x0.5 button-hd hex-sckt cap screw (ss) | 2 | 8 | Attach shroud to 1052 | * | ||||
| 1-058 | Catches for skirt | 8 | 8 | Moore Indust Hardware | * | ||||
| 1-059 | 10-32x1/2 button-hd hex-sckt screws (ss) | 16 | 16 | To attach catches (1-058) | * | ||||
| 1-060 | Base for Skirt (fixed) | 1 | 1 | * | ast-01-p09 | ||||
| 1-061 | 10-32x1/2 button-hd hex-sckt screws (ss) | 50 | 50 | screws to attach 1-060 to base | * | ||||
| 1-062 | Skirt Brush Seal | 1 | 1 | * | ast-01-a07 | ||||
| 1-063 | 10-32x1/2 socket-head cap screw (ss) | 25 | 25 | screws to attach brush seal (1-062) | * | ||||
| DRIVE SHROUD | 4.75 pounds each with filter | ** | JAE | ||||||
| 1-070 | Drive Shroud cut out | 1 | 2 | 0.05-in aluminum sheet | * | ast-01-p11 | |||
| 1-071 | Attachment angle | 3 | 6 | 1/16-in aluminum angle | * | ast-01-p11 | |||
| 1-072 | Air-filter holder | 1 | 2 | 0.05-in aluminum sheet | * | ||||
| 1-072 | 10-32x0.5 button-hd hex-sckt cap screw (ss) | 6 | 12 | Attach shroud&mot cov to base skirt | * | ||||
| 1-073 | 10-32 sheet-metal nuts | 4 | 8 | Put in skirt for drv shrd&mot cov | * | ||||
| MOTOR COVER | 2.5 pounds each | ** | JAE | ||||||
| 1-075 | Upright-Top cutout of motor cover | 1 | 2 | 0.05-in aluminum sheet | * | ast-01-p12 | |||
| 1-076 | Base of Motor Cover | 1 | 2 | 0.05-in aluminum sheet | * | ast-01-p12 | |||
| 1-077 | Air-line nipple for motor cover | 1 | 2 | Use 4-in to 3-in adapter cut off | * | ||||
| 1-078 | 3-inch air line (2-foot) | 1 | 2 | * | |||||
| 1-079 | Clamp for air line | 2 | 4 | * | |||||
| 1-080 | 3-inch nipple for fork | 1 | 2 | Make out of 3-in plastic toilet adapter | * | ||||
| 1-081 | 10-32x1/2 button-hd hex-sckt cap screw (ss) | 2 | 4 | Attach 1-080 to fork | * | ||||
| AZIMUTH BRAKE PARTS | ** | ast-01-a08 | |||||||
| 1-090 | Azimuth hard stop | 2 | 2 | Same as 10-096 | * | ast-01-p14 | |||
| 1-091 | 1/2-13x3.5 hex-head cap screw | 4 | 8 | To attach 1-090 | * | ||||
| 1-092 | 1/2-in flat washer | 4 | 8 | To attach 1-090 | * | ||||
| 1-093 | 1/2-in lock washer | 4 | 8 | To attach 1-090 | * | ||||
| 1-094 | 1/2-13 nut | 4 | 8 | To attach 1-090 | * | ||||
| 1-095 | Shock-absorber anchor | 2 | 2 | ORNL-Y12 | * | ast-01-p14 | |||
| 1-096 | Shock absorber | 2 | 2 | Ace Controls A1-1/8x6-C | * | ||||
| 1-097 | 3/8-16x2.75 socket-head cap screw | 6 | 12 | To attach 1-095 | * | ||||
| 1-098 | 3/8-in flat washer | 6 | 12 | To attach 1-095 | N/A | ||||
| 1-099 | 3/8-in lock washer | 6 | 12 | To attach 1-095 | * | ||||
| 1-100 | 3/8-in nut | 6 | 12 | To attach 1-095 | * | ||||
| 1-101 | Brake slider, top plate | 1 | 2 | ORNL-Y12 | ** | ast-01-p13 | |||
| 1-102 | Brake slider, inner spacer | 1 | 2 | * | ast-01-p13 | ||||
| 1-103 | Brake slider, outer spacer | 1 | 2 | * | ast-01-p13 | ||||
| 1-104 | Brake slider, inner grip | 1 | 2 | * | ast-01-p13 | ||||
| 1-105 | Brake slider, outer grip | 1 | 2 | * | ast-01-p13 | ||||
| 1-106 | 1/2-20x1.5 socket head cap screw | 8 | 16 | To hold slider together | * | ||||
| 1-107 | 1/2-20 jam nut | 8 | 16 | ditto | * | ||||
| 1-108 | 3/4-16x1.5 hex head cap screw | 1 | 2 | Attach brake to slider | * | ||||
| 1-109 | 3/4-16 jam nut | 1 | 2 | ditto | * | ||||
| 1-110 | 3/4-10x4 hex head cap screw (Grade 8) | 1 | 2 | Attach brake to telescope base | * | ||||
| 1-111 | 3/4-in flat washer | 1 | 2 | ditto | * | ||||
| 1-112 | 3/4-in lock washer | 1 | 2 | ditto | * | ||||
| 1-113 | 3/4-10 nut | 1 | 2 | ditto | * | ||||
| ZERO-POINT DETECTORS | (one of these is for altitude-see 9-050) | ** | MEK | ast-01-a09 | |||||
| 1-120 | Base for Magnet (Sony PG-1) | 1 | 3 | * | |||||
| 1-121 | Magnet (Sony PG-104) | 1 | 3 | * | 1 | ||||
| 1-122 | Magenswitch detector body (Sony) | 1 | 2 | Sony SET-15-1 (5 Volt model) | * | 1 | |||
| 1-123 | 10-32x3/8 socket-hd cap screw (ss) | 2 | 4 | To attach magneswitch to slide | * | ||||
| 1-124 | Magneswitch mount body | 1 | 2 | Krebs | * | ast-01-p15 | |||
| 1-125 | Slide keeper | 1 | 2 | Krebs | * | ast-01-p15 | |||
| 1-126 | 6-32x3/8 hex-sckt cap screws (ss) | 4 | 8 | * | |||||
| 1-127 | Dovetail slide | 1 | 2 | Krebs | * | ast-01-p15 | |||
| 1-128 | 10-32x0.5 button-hd hex-sckt cap screw | 2 | 4 | To lock down slide | * | ||||
| 1-129a | no. 10 washers for 123 and 128 | 4 | 8 | * | |||||
| 1-129b | no. 10 lock washers for 123 and 128 | 4 | 8 | * | |||||
| 1-130 | Adjusting bar | 1 | 2 | Krebs | * | ast-01-p15 | |||
| 1-131 | 6-32x3/8 socket-head cap screws (ss) | 2 | 4 | * | |||||
| 1-132 | 6-32x1 socket-head cap screw (ss) | 2 | 4 | * | |||||
| 1-133 | 1/4-20x1 hex head cap screw (stainless) | 3 | 6 | * | |||||
| 1-134 | 8-32x3/8 socket-head cap screw (ss) | 2 | 6 | Attach 1-120 to drive wheel | * | ||||
| AZIMUTH LIMIT SWITCH | ** | ||||||||
| 1-140 | Azimuth limit switch | 1 | 2 | Grainger 2XC12 (Unimax 2HBA190-5) | * | 3 | |||
| 1-141 | Azimuth-limit-switch adapter | 1 | 2 | TSU | * | JAE | |||
| 1-142 | 6-32x1 socket-head cap screw (ss) | 2 | 4 | screws for limit switches | * | ||||
| 1-143 | no. 6 lock washer | 2 | 4 | * | |||||
| 1-144 | no. 6 flat washer | 2 | 4 | * | |||||
| 1-145 | 8-32x1/2 socket-head cap screw (ss) | 2 | 4 | screws for bases for limit switches | * | ||||
| 1-146 | no. 8 lock washer | 2 | 4 | * | |||||
| BASE LIGHTS&PLUG | ** | JAE | |||||||
| 1-150 | Junction box | 1 | 1 | TSU | * | ||||
| 1-151 | Cover plate for switch & plug | 1 | 1 | * | |||||
| 1-152 | Switch | 1 | 1 | * | |||||
| 1-153 | Plug | 1 | 1 | * | |||||
| 1-154 | 1/2-inch flexible conduit | 2 | 2 | * | |||||
| 1-155 | Wires | 2 | 2 | * | |||||
| 1-156 | Junction box for lights | 2 | 2 | * | |||||
| 1-157 | Fixtures for lights | 1 | 1 | Set with two screw receptacles | * | ||||
| 1-158 | Light bulbs | 2 | 2 | * | |||||
| AZIMUTH ABSOLUTE ENCODER | ** | ast-01-a10,a11 | |||||||
| 1-160 | Central hub (drive wheel) | 1 | 1 | Mark Wells | * | MW | ast-01-p16 | ||
| 1-161 | 8-32x1/2 sckt-hd cap screws (ss) | 12 | 12 | Attach 1-160 to 2-001 | * | ||||
| 1-162 | Encoder drive wheel | 1 | 1 | Mark Wells | * | MW | ast-01-p17 | ||
| 1-163 | Hub for 1-162 | 1 | 1 | Berg PH2-5 (p. 542) | * | ||||
| 1-164 | Axle for 1-162 | 1 | 1 | Berg S1-32 (p. 559) | * | ||||
| 1-165 | Lower axle spacer (D3/8x0.031) | 1 | 1 | Berg SS2-43 (p. 484) | * | ||||
| 1-166 | Upper axle spacer (D3/8x0.062) | 1 | 1 | Berg SS2-44 (p. 484) | * | ||||
| 1-167 | Standoff (lower span to telescope) | 2 | 2 | Mark Wells | * | MW | ast-01-p18 | ||
| 1-168 | 1/4-20x2 sckt-hd cap screw (ss) | 4 | 4 | Attach to telescope | * | ||||
| 1-169 | Lower span | 1 | 1 | Mark Wells | * | MW | ast-01-p18 | ||
| 1-170 | Intermediate standoff | 2 | 2 | Mark Wells | * | MW | ast-01-p18 | ||
| 1-171 | Upper span | 1 | 1 | Mark Wells | * | MW | ast-01-p18 | ||
| 1-172 | Encoder standoff | 2 | 2 | Mark Wells | * | MW | ast-01-p18 | ||
| 1-173 | 10-32x1/2 sckt-hd cap screws (ss) | 16 | 16 | Attach spans to standoffs | * | ||||
| 1-174 | Encoder flexure | 1 | 1 | Mark Wells | * | MW | ast-01-p18 | ||
| 1-175 | 10-32 sheet-metal nut | 4 | 4 | Press into flexure to attach encoder | * | ||||
| 1-176a | Servo clamp | 4 | 4 | * | MW | ||||
| 1-176b | 6-32x1/2 sckt-hd cap screws (ss) | 4 | 4 | Attach encoder to flexure | * | <