The Coupling Assembly, cataloged under National Stock Number 1280-00-531-8744, is classified within Federal Supply Class 1280 (Aircraft Bombing Fire Control Components) of the Fire Control Equipment group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1280-00-531-8744 |
| Item Name | Coupling Assembly |
| FSC / FSG | 1280 / 12 — Aircraft Bombing Fire Control Components |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 510320 | 3/9 Design control — primary reference Optical Technology Devices Inc |
NSN 1280-00-531-8744 is a Coupling Assembly, classified under FSC 1280, Aircraft Bombing Fire Control Components. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 6515-01-190-7682. Verify interchangeability with system specifications before substitution.
Key specifications for 1280-00-531-8744: End Item Identification: ASB-4 SIGHT. 0 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.
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.