The Cell,optical Element, cataloged under National Stock Number 1240-01-082-2332, 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 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1240-01-082-2332 |
| Primary Part Number | 12266712 |
| 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 |
| Cell Eccentricity From Geometric Axis | 0.305 INCHES IN |
| Overall Diameter | 3.000 INCHES NOMINAL IN |
| Drive Type | DRILLED HOLE |
| Eccentric Construction | PROVIDED |
| Thread Pitch Diameters | +2.7297 TO 2.7381 INCHES AND +2.9521 TO 2.9577 INCHES IN |
| Thread Length | 0.140 INCHES AND 1.650 INCHES IN |
| Thread Location | INTERNAL AND EXTERNAL |
| Chamfer Location | BOTH ENDS |
| Thread Direction | RIGHT-HAND |
| Thread Size | 2 3/4-32 AND 3-16 |
| Screw Thread Series Designator | UNS AND UN |
| Thread Class | 2B AND 2A A |
| Material | 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 |
NSN 1240-01-082-2332 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 1240-01-082-2332 has 2 manufacturer part numbers on file: 12266712 (U S Army Tank Automotive Command Amsta-Im-Mm), 12266712 (Alek Industries Inc).
Key specifications for 12266712: Cell Eccentricity From Geometric Axis: 0.305 INCHES IN; Overall Diameter: 3.000 INCHES NOMINAL IN; Drive Type: DRILLED HOLE; Eccentric Construction: PROVIDED. 13 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 1240-01-082-2332 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.