The Guard Assy,belt,seat, cataloged under National Stock Number 1680-01-354-7055, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is The Boeing Company. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 1680-01-354-7055 |
| Primary Part Number | 6040-5 |
| Item Name | Guard Assy,belt,seat |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | The Boeing Company |
| Status | CANCELLED |
| Acquisition Status | CANCELLED |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 6040-5 PRIMARY | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| 6040-5 | 5/9 Secondary reference Aerosmith Inc Div N/a |
NSN 1680-01-354-7055 is a Guard Assy,belt,seat, manufactured by The Boeing Company, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: cancelled.
NSN 1680-01-354-7055 has 1 manufacturer part number on file: 6040-5 (The Boeing Company).
1 possible match (shared part number, not a government interchangeability claim): 5331-01-678-5778. Verify interchangeability with system specifications before substitution.
Key specifications for 6040-5: End Item Identification: CHINOOK HELICOPTER. 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.
NSN 1680-01-354-7055 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
NSN 1680-01-354-7055 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.
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.