Legacy & Special Order Products

Seiler Instrument’s capabilities are endless. Below is a list of items we currently manufacture and have manufactured over the years. If the product you are looking for is not currently in production, it can be special ordered.

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

8270627

1240-00-565-1091

Mount, Periscope, M119

8619585

1240-00-796-9687

Mount, Periscope, M119E1 W/E

11727489

1240-00-394-3149

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, 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

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

Contact us for a bid today.

For more product details, visit the Defense Logistics Information Service website