The Plug,special, cataloged under National Stock Number 1560-01-221-7780, is classified within Federal Supply Class 1560 (Airframe Structural Components) of the Aircraft and Airframe Components group. The manufacturer of record is Dukes Aerospace, 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.
| Item Name | Plug,special |
| FSC / FSG | 1560 — Airframe Structural Components (FSG 15) |
| Manufacturers | Dukes Aerospace, Inc. (CAGE 09445) |
| Parameter | Value |
|---|---|
| NSN | 1560-01-221-7780 |
| Primary Part Number | 2140-56 |
| Item Name | Plug,special |
| FSC / FSG | 1560 / 15 — Airframe Structural Components |
| Manufacturer | Dukes Aerospace, Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2140-56 PRIMARY | Dukes Aerospace, Inc. (USA) |
NSN 1560-01-221-7780 is a Plug,special, manufactured by Dukes Aerospace, Inc., classified under FSC 1560, Airframe Structural Components. Status: active.
NSN 1560-01-221-7780 has 1 manufacturer part number on file: 2140-56 (Dukes Aerospace, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5999-01-564-0597. Verify interchangeability with system specifications before substitution.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 1560-01-221-7780 has DEMIL Code B. 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.