The Periscope Subassembly, cataloged under National Stock Number 1240-01-073-7282, 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 1 specification, 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 | 1240-01-073-7282 |
| Primary Part Number | 12277753 |
| Item Name | Periscope Subassembly |
| FSC / FSG | 1240 / 12 — Optical Sighting and Ranging Equipment |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Major Components | HOUSING 1; LENS 1 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 12277753 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 1240-01-073-7282 is a Periscope Subassembly, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 1240, Optical Sighting and Ranging Equipment. Status: active.
NSN 1240-01-073-7282 has 1 manufacturer part number on file: 12277753 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 12277753: Major Components: HOUSING 1; LENS 1; Overall Length: 19.315 INCHES NOMINAL IN; Overall Width: 14.590 INCHES NOMINAL IN; Special Features: HOUSING IS ALUMINUM 713.0 T-5; RESIN-SEALED AND PAINTED GREEN; LENS IS ZKN7 GLASS (508-612) W/MGF2 COATING. 1 specification is 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 1240-01-073-7282 has DEMIL Code D. 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.