The Window Assembly,mec, cataloged under National Stock Number 1270-00-099-5035, is classified within Federal Supply Class 1270 (Aircraft Gunnery Fire Control Components) of the Fire Control Equipment group. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Window Assembly,mec |
| FSC / FSG | 1270 — Aircraft Gunnery Fire Control Components (FSG 12) |
| Parameter | Value |
|---|---|
| NSN | 1270-00-099-5035 |
| Item Name | Window Assembly,mec |
| FSC / FSG | 1270 / 12 — Aircraft Gunnery Fire Control Components |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Reference | Meaning |
|---|---|
| 107557 | 3/9 Design control — primary reference U.S. Government activity |
NSN 1270-00-099-5035 is a Window Assembly,mec, classified under FSC 1270, Aircraft Gunnery Fire Control Components. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5905-01-315-4361. Verify interchangeability with system specifications before substitution.
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 1270-00-099-5035 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.