The Coupling Assembly, cataloged under National Stock Number 1680-01-174-6766, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. The manufacturer of record is Flight Refueling Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 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 | 1680-01-174-6766 |
| Primary Part Number | 211450-2 |
| Item Name | Coupling Assembly |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Manufacturer | Flight Refueling Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| 211450-2 PRIMARY | Flight Refueling Inc (USA) |
NSN 1680-01-174-6766 is a Coupling Assembly, manufactured by Flight Refueling Inc, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
NSN 1680-01-174-6766 has 1 manufacturer part number on file: 211450-2 (Flight Refueling Inc).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-544-2359. Verify interchangeability with system specifications before substitution.
Key specifications for 211450-2: End Item Identification: AIRCRAFT MODEL A-3. 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.