LEGACY & SPECIAL ORDER PRODUCTS
Below is a list of items we currently manufacture and have manufactured in the past (legacy weapon systems).
Seiler’s manufacturing capabilities are endless. If the product you are looking for is not currently in production, it can be special ordered by requesting a quote.
| Product Description | P/N | NSN |
|---|---|---|
| Adapter, M14 (for Periscope Battery Command M65) | 6582520 | 1240-00-658-2520 |
| Aiming Circle, M2A2 w/equipment (Survey Set, Artillery) | 11785090 | 6675-01-067-0687 |
| Aiming Post Light, M14 | 13010087 / SLB10530 | 1290-01-509-2714 |
| Aiming Post, M58 (Green, radioactive) | 11730975 | 1290-00-169-1934 |
| Aiming Post, M59 (Orange, radioactive) | 11730976 | 1290-00-169-1935 |
| Alignment Device, M139A1 (also available with Tritium) | 11741648-3 | 4931-01-472-6621 |
| Alignment Device, M140A1 (also available with Tritium) | 11741648-4 | 4931-01-472-6622 |
| Alignment Device, M154 | 11741648-5 | 4931-01-516-1430 |
| Arm, Coupling, Periscope (M60 Tank) | 10514267 | 1240-00-947-6080 |
| Arm, Pivot Assembly | 10548620 | 1285-00-369-9090 |
| Beam Splitter | 12282256 | 6650-01-080-8011 |
| Beam Splitter Assembly | 12932496 | N/A |
| Borescope, M3 w/equipment | 11584701 | 6650-01-063-0035 |
| Boresight (Helicopter, 2.75″ Rocket Launcher, M21) | 5800960 | 1240-00-986-0265 |
| Boresight Kit (.50cal) | 11838715 | 1240-01-203-7442 |
| Boresight Kit Assembly | 10545540 | 4931-00-997-4568 |
| Boresight Kit, 7.62mm | 11686583 | 4933-00-930-1957 |
| Boresight Reference Unit | 5750010100-3 | |
| Boresight, 5″ w/equipment, Mk39 | LD283059/1343517 | 4931-00-210-4413 |
| Boresight, M115 | 11748094 | 1240-01-058-7460 |
| Boresight, M45 | 10549221 | 1240-00-152-3512 |
| Boresight, Optical (.50cal) | 10541749 | 1240-00-941-9409 |
| Boresight, Telescope | 7799773 | 4933-00-867-6607 |
| Case, Boresight (M45) | PRF13005488 | 6650-01-521-9877 |
| Case, Boresight Kit | 10545534 | 4931-00-078-2741 |
| Case, M102E21 (replaced by M45 Boresight Case) | 10549222 | 6650-00-152-2916 |
| Case, M164 (for M49 Spotting Telescope) | 8270828 | 6650-00-871-2970 |
| Collimating, Attachment | 5003230 | 5855-01-151-4216 |
| Collimator Case, M1A2 | 12984641 | 1240-01-464-3144 |
| Collimator, Assembly (component of Collimator Projector) | 7573433 | N/A |
| Collimator, Assembly (M1A1 Tank, MRS) | 12960957-2 | 1240-01-475-0276 |
| Collimator, Assembly, Muzzle Reference Sensor (MGS) | 9338485-2 | 1240-01-276-6628 |
| Collimator, Infinity Aiming, M1A1 | 10556235 | 1240-00-332-1780 |
| Collimator, Infinity Aiming, M1A2 | 12984644 | 1240-01-465-5452 |
| Collimator, Infrared (Auto Collimator Holder Assembly) | 5002738 | 5855-01-294-9890 |
| Collimator, Projector (Infinity Aiming Ref.) | 7573291 | 1240-00-757-3291 |
| Compass Needle Assembly, M2A2 (Pointer, Dial) | 8213178 | 5355-00-754-4118 |
| Cover Assembly, M24 Tripod (M2A2 equipment) | 8216550 | 1290-00-075-2399 |
| Dioptometer (Eyepiece Assembly, Optical Instrument) | 7680631 | 1240-00-536-5557 |
| Drive, Ballistics (M10A6) | 10541900 | 1220-00-933-1203 |
| Eyepiece Assembly | 8619830 | 1240-01-211-3634 |
| Eyepiece Assembly (Periscope, LAV) | 11733402 | 1240-00-393-0446 |
| Fixture | 8575858 | 4931-00-927-3394 |
| Fixture, Adapter | 8289189 | 4931-00-065-2010 |
| Fixture, Adapter (M117 Pantel, Azimuth Test Fixture) | 5800955 | 4931-00-020-2365 |
| Fixture, Adapter (M137, M113, M115 Pantel) | 8213899 | 4931-00-801-6861 |
| Fixture, Adjustment (Straight Telescope) | 7573980 | 4931-00-508-5443 |
| Fixture, Alignment (Laser) | 8296201 | 5860-00-561-0741 |
| Fixture, Cross Leveling Test | 6523553 | 6650-00-652-3553 |
| Fixture, Inspection | 5800949 | 4931-00-020-2367 |
| Fixture, Test | 7660243 | 4931-00-601-2241 |
| Fixture, Test | 10540492 | 4931-00-914-5164 |
| Fixture, Test | 10555619 | 4940-00-191-9215 |
| Fixture, Test | 5800954 | 4931-00-034-0898 |
| Fixture, Test (Straight Telescope) | 7197944 | 4931-00-508-5434 |
| Fixture, Test, Azimuth | 7691596 | 4931-00-769-1596 |
| Fixture, Test, Gage (Azimuth Test Fixture) | 11750712 | 6695-01-061-6365 |
| Fixture, Tru-Alignment | 5002720 | 4931-01-152-9871 |
| Foot Rest, Gunner’s | 10911373 | 1015-00-168-2631 |
| Handle & Firing Mechanism | 11578985 | 1010-01-043-2050 |
| Headrest | 11727445 | 1240-00-394-3146 |
| Headrest Assembly | 8270816 | 1240-01-054-3606 |
| Headrest Assembly | 8619420 | 1240-00-437-7218 |
| Headrest Assembly | 8619421 | 1240-00-437-7219 |
| Headrest Assembly | 11727421 | 1240-01-109-7668 |
| Heliotrope | 13217E4800 (Seiler P/N) | 6675-00-240-1892 |
| Housing Assembly | 8585706 | N/A |
| Housing, End Box | 10516328 | 1240-00-865-7695 |
| Illuminated Head Assembly, Large (replaced by M3 Borescope) | 8770665 | 6650-00-047-4163 |
| Illuminated Head Assembly, Prism (replaced by M3 Borescope) | 8770862 | 6650-00-507-3617 |
| Illuminated Head Assembly, Small (replaced by M3 Borescope) | 8772987 | 6650-00-780-4343 |
| Indicator, Azimuth | 8438753 | 1290-00-168-5990 |
| Indicator, Azimuth | 8437917 | 1290-00-168-5989 |
| Infinity Sight, M45C | 8635466 | 1240-00-056-4854 |
| Kit, Installation, M171 (for use on M777) | 11727848 | 1025-01-068-8737 |
| Kit, Installation, M172 (for use on M777) | 11727849 | 1025-01-068-8736 |
| Kit, Modification, M119E1 | 11747332 | 1240-01-093-5870 |
| Lamp Housing | 8644343 | 1240-00-066-7095 |
| Lamp, Nuclear (M137 Pantel) | 11729515 | 6260-01-051-9606 |
| Lamp, Nuclear Scale Azimuth (on M67 Mortar Mount) | 11733741 | 6260-01-056-2883 |
| Leg, Collimator (M1A2 Collimator) | 8644326 | 6675-00-936-2313 |
| Level Assembly | 8644293 | 1240-00-066-7096 |
| Level Assembly | 11731291 | 1240-00-488-8665 |
| Level Assembly (M137 Mount) | 8572243 | 6650-01-145-5663 |
| Level Assembly (M145 Mount) | 8215836 | 6650-01-444-1321 |
| Level Assembly (M65 Periscope) | 7635924 | N/A |
| Light, Signal | 13217E3730 (Seiler P/N) | 6675-00-641-3536 |
| Light, Signal Survey | 13216E8100 | 6675-00-612-1187 |
| Linkage, Assembly (M109 SP) | 12563124 | 1030-01-317-9117 |
| Linkage, Assembly (M109 SP) | 8267877 | 1240-00-871-5475 |
| LRF Reticle Simulator | 12951526 | 6650-01-394-6894 |
| Mechanism, Elevating (Mortar) | 11580034 | 1015-01-414-6269 |
| Mechanism, Traversing (Mortar) | 11579980 | 1015-01-414-7493 |
| Microscope, Alignment (Aegis) | 2907771 | 1285-01-256-8585 |
| Mirror Assembly | 10542245 | 6650-00-251-2324 |
| Mount, Gunsight Assembly | 8620896 | 1240-01-105-5524 |
| Mount, Periscope, M104A1/M104A2 | 8270627 | 1240-00-565-1091 |
| Mount, Periscope, M119 | 8619585 | 1240-00-796-9687 |
| Mount, Periscope, M119E1 W/E | 11727489 | 1240-00-394-3149 |
| Mount, Periscope, M94 | 7652161 | 1240-00-765-2161 |
| Mount, Telescope, M128 (M53 Sight Unit) | 10559699 | 1240-00-181-4806 |
| Mount, Telescope, M134A1 | 10553215 | 1240-00-150-8890 |
| Mount, Telescope, M137 | 8587295 | 1240-00-895-6492 |
| Mount, Telescope, M138 | 8587500 | 1240-00-896-2240 |
| Mount, Telescope, M145A1 | 8267701-1 | 1240-01-313-6842 |
| Mount, Telescope, M146 | 8616011 | 1240-00-864-0348 |
| Mount, Telescope, M171 | 11727800 | 1240-01-039-7273 |
| Mount, Telescope, M171A1 | 13005103 | 1240-01-515-8265 |
| Mount, Telescope, M172 | 10554823 | 1240-01-037-7290 |
| Mount, Telescope, M172A1 | 13005089 | 1240-01-517-2171 |
| Mount, Telescope, M186 | 12599175 | 1240-01-277-0473 |
| Mount, Telescope, M187 | 12599166 | 1240-01-277-0474 |
| Mount, Telescope, M187A1 | 12984689 | 1240-01-483-5324 |
| Mount, Telescope, M21A1 | 7578396 | 1240-00-757-8596 |
| Mount, Telescope, M23 | 7578441 | 1240-00-757-8441 |
| Mount, Telescope, M25 | 7578429 | 1290-00-757-8429 |
| Mount, Telescope, M48 | 6583165 | 1240-00-344-4648 |
| Mount, Telescope, M64 | 9360169 | 1240-01-201-8299 |
| Mount, Telescope, M67 | 9356166 | 6650-01-340-6082 |
| Mount, Telescope, M67A1 | SLB10804 | 1240-01-556-1188 |
| Mount, Telescope, M71 | 7597741 | 1290-00-759-7741 |
| Objective & Relay | 12282233 | 1240-01-080-7958 |
| Parts Kit, Cell Assembly | 9338493 | 1240-01-205-9663 |
| Pechan Assembly (M115 Pantel) | 8587309 | 6650-00-896-2248 |
| Periscope, Battery Command, M65 | 8268671 | 1240-00-678-5577 |
| Periscope, M28C | 8293432 | 1240-00-706-0794 |
| Periscope, M42 | 7645543 | 1240-00-864-2933 |
| Prism, Assembly, M28 | 8270652 | 1240-00-767-6402 |
| Prism, M92 | 8299684 | 6650-00-507-9525 |
| Prism, Penta, Cemented | 8635363 | 6650-00-073-9737 |
| Projector, Reticle | 11744800 | 1220-00-300-1410 |
| Quadrant, Gunner’s, M1A1 | 7197156 | 1290-00-891-9999 |
| Quadrant, Range, M4A1 | 6740765 | 1290-00-674-0765 |
| Quadrant, Elevation, M13 | 7652218 | 1290-00-765-2218 |
| Quadrant, Fire Control, M14 | 8626310 | 1290-00-066-4994 |
| Quadrant, Elevation, M15 | 8247683 | 1290-00-896-2236 |
| Quadrant, Fire Control, M17 (Tritium) | 11729530 | 1290-01-037-3883 |
| Quadrant, Fire Control, M17A1 | 13005101 | 1290-01-515-8260 |
| Quadrant, Fire Control, M18 (Tritium) | 11729525 | 1290-01-037-7289 |
| Quadrant, Fire Control, M18A1 | 13005102 | 1290-01-515-8262 |
| Quadrant, Support (Cross Level Fixture) | 8267714-2 | 1240-01-149-5951 |
| Range Indicator | 9360374 | 5840-01-458-6159 |
| Range Indicator Kit | 9360382 | 1010-01-237-9033 |
| Reflector Assembly | 7654942 | 1290-00-765-4942 |
| Reticle Assembly | 11834878 | 1240-01-151-8841 |
| Reticle, Cemented | 8585663 | 1240-00-627-9398 |
| Reticle, Cemented | 8620858 | 1240-00-970-1217 |
| Sight Post (M113 Pantel) | 8626248 | 1240-01-140-2581 |
| Sight Unit, Mortar, M53 | 8245971 | 1240-00-856-9452 |
| Sight Unit, Mortar, M64 | 9360168 | 1240-01-379-7953 |
| Sight Unit, Mortar, M67 | 9356182 | 1240-01-366-7322 |
| Sight Unit, Mortar, M67A1 | SLB10821 | 1015-01-556-1178 |
| Sight, Extnsn, GPS Commander’s | 12285300 | 1230-01-077-7584 |
| Sight, M4 Mortar | 7579927 | 1240-00-757-9927 |
| Sight, Reflex, M18 | 7597799 | 1240-00-759-7799 |
| Sighting Device | 10555620 | 1240-01-134-7103 |
| Stand, Grid Pattern | 8625917 | 4931-00-087-2050 |
| Support, Cell | 10545110 | 1270-00-997-4562 |
| Support, Telescope Assembly (M128 Mount) | 10559700 | 1240-00-783-7694 |
| Telescope Mount, M90 | 8299670 | 1240-00-344-4689 |
| Telescope, 8x | SM-D-968330 | 1240-01-362-1968 |
| Telescope, Alignment | 8513258 | 6650-00-569-1762 |
| Telescope, Auxiliary | 7658931 | 6650-00-513-2207 |
| Telescope, Collimating | 5549108 | 4931-00-554-9108 |
| Telescope, Elbow 135 degree | 13011749-3 | 1240-01-532-6915 |
| Telescope, Elbow, M109 | 8588780 | 1240-00-823-5612 |
| Telescope, Elbow, M109, Assembly | 10548042-2 | 1240-01-197-5069 |
| Telescope, Elbow, M114A1 | 11730285 | 1240-00-150-8889 |
| Telescope, Elbow, M116 | 8587431 | 1240-00-898-6787 |
| Telescope, Elbow, M116C | 8587491 | 1240-00-898-6789 |
| Telescope, Elbow, M116D | 8587431 | 1240-00-974-6433 |
| Telescope, Elbow, M116F | 8289165 | 1240-00-974-6432 |
| Telescope, Elbow, M118A2 | 11829207 | 1240-01-092-2693 |
| Telescope, Elbow, M118A3 | 9356014 | 1240-01-317-9241 |
| Telescope, Elbow, M138A1 | 13005104 | 1240-01-038-0530 |
| Telescope, Elbow, M139 | 10556120 | 1240-00-328-5631 |
| Telescope, Elbow, M16AIC | 7597780 | 1240-00-759-7780 |
| Telescope, Elbow, M16AID | 7597781 | 1240-00-759-7781 |
| Telescope, Elbow, M16AIF | 7597782 | 1240-00-759-7782 |
| Telescope, Elbow, M16AIG | 7597783 | 1240-00-759-7783 |
| Telescope, Elbow, M2A1 | 7579939 | 6650-00-335-5017 |
| Telescope, Elbow, M62 | 7579975 | 1240-00-757-9975 |
| Telescope, Elbow, M64 | 9360257 | 1240-01-211-3608 |
| Telescope, Elbow, M67 | 9356181 | 6650-01-341-5195 |
| Telescope, Elbow, M67A1 | SLB10430 | 1240-01-556-1187 |
| Telescope, Elbow, M92D | 8299680 | 1240-00-546-6339 |
| Telescope, Elbow, M92F | 8286960 | 1240-00-886-5888 |
| Telescope, Elbow, Mk 117 | 2911301-1 | |
| Telescope, Mark 75 | LD62682 | 1240-00-382-2232 |
| Telescope, Observation, M49 w/equipment | 6785630 | 6650-00-530-0960 |
| Telescope, Panoramic, M113A1 | 11730267 | 1240-00-150-8886 |
| Telescope, Panoramic, M115 | 8587340 | 1240-00-895-9186 |
| Telescope, Panoramic, M117A2 | 11739510 | 1240-00-106-7754 |
| Telescope, Panoramic, M12A7C | 7687260 | 1240-00-768-7260 |
| Telescope, Panoramic, M12A7D | 7687261 | 1240-00-768-7261 |
| Telescope, Panoramic, M12A7K | 8228975 | 1240-00-344-4632 |
| Telescope, Panoramic, M12A7Q | 8213035 | 1240-00-917-6428 |
| Telescope, Panoramic, M12A7S | 8213037 | 1240-00-917-6433 |
| Telescope, Panoramic, M137 | 11741101 | 1240-01-038-0531 |
| Telescope, Panoramic, M137A2 (Short Neck) | 12984713 | 1240-01-277-0472 |
| Telescope, Panoramic, M137A3 (Long Neck) | 12984775 | 1240-01-483-6100 |
| Telescope, Straight, M103 | 7659740 | 1240-00-788-1236 |
| Telescope, Straight, M134 | 11728190 | 1240-00-179-1155 |
| Telescope, Straight, M86F | 7597852 | 1240-00-759-7852 |
| Telescope, Straight, M90A2 | 125599180 | 1240-01-277-2875 |
| Telescope, Straight, M90A3 | 12984673 | 1240-01-480-0292 |
| Telescope, Straight, M90F | 8205096 | 1240-00-601-4065 |
| Telescope, Transmitter | 10559415 | 1240-00-442-6092 |
| Telescope, Tube, Mount | 10182918 | 1440-00-394-9792 |
| Telescope, White | 8513258 | 6650-00-569-1762 |
| Trainer, Artillery Laser | 11746409 | 6920-01-026-0136 |
| Tripod Assembly, M10 (M65 Periscope) | 6545927 | 1290-00-654-5927 |
| Tripod, Government Style | MIL-T-14091C | N/A |
| Tripod, M15 (M49 Telescope, Spotting) | 6543811 | 1240-00-654-3811 |
| Tripod, M17 (M65 Periscope) | 6574387 | 5825-00-657-4387 |
| Tripod, M24 (M2A2) | 8242777 | 1290-00-346-8184 |
| Window, Magnetic | 7650540 | 1240-00-765-0540 |