The Cell,optical Element, cataloged under National Stock Number 1240-01-082-3500, is classified within Federal Supply Class 1240 (Optical Sighting and Ranging Equipment) of the Fire Control Equipment group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1240-01-082-3500 |
| Primary Part Number | 12266923 |
| Item Name | Cell,optical Element |
| FSC / FSG | 1240 / 12 — Optical Sighting and Ranging Equipment |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Overall Diameter | 1.220 INCHES MINIMUM AND 1.280 INCHES MAXIMUM IN |
| Eccentric Construction | NOT PROVIDED |
| Thread Pitch Diameters | +1.2297 TO 1.2346 INCHES IN |
| Thread Length | 1.250 INCHES AND 0.164 INCHES IN |
| Thread Location | INTERNAL |
| Chamfer Location | THREADED END |
| Thread Direction | RIGHT-HAND |
| Chamfer Size | 0.030 IN. BY 45 DEG IN |
| Thread Size | 1 1/4-32 AND 8-32 |
| Screw Thread Series Designator | UNS AND UNIFIED NATIONAL COARSE (UNC) |
| Thread Class | 2B |
| Material | ALUMINUM ALLOY 2011 AND ALUMINUM ALLOY 2024 AND ALUMINUM ALLOY 6061 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 12266923 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 1240-01-082-3500 is a Cell,optical Element, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 1240, Optical Sighting and Ranging Equipment. Status: active.
NSN 1240-01-082-3500 has 1 manufacturer part number on file: 12266923 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12266923: Overall Diameter: 1.220 INCHES MINIMUM AND 1.280 INCHES MAXIMUM IN; Eccentric Construction: NOT PROVIDED; Thread Pitch Diameters: +1.2297 TO 1.2346 INCHES IN; Overall Length: 1.780 INCHES MINIMUM AND 1.840 INCHES MAXIMUM IN. 12 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 1240-01-082-3500 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.