The Coupler,antenna, cataloged under National Stock Number 5985-01-054-8311, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lockheed Martin Sippican, Inc. Div Communication Division. The record lists 2 manufacturer part numbers 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 | Coupler,antenna |
| FSC / FSG | 5985 — Antennas, Waveguides, and Related Equipment (FSG 59) |
| Manufacturers | Lockheed Martin Sippican, Inc. Div Communication Division (CAGE 13030); Ainslie Corporation (CAGE 14139) |
| Parameter | Value |
|---|---|
| NSN | 5985-01-054-8311 |
| Primary Part Number | 101042-1 |
| Item Name | Coupler,antenna |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Lockheed Martin Sippican, Inc. Div Communication Division |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| 101042-1 PRIMARY | Lockheed Martin Sippican, Inc. Div Communication Division (USA) |
| CU-1441A W/FC-1 PRIMARY | Ainslie Corporation (USA) |
NSN 5985-01-054-8311 is a Coupler,antenna, manufactured by Lockheed Martin Sippican, Inc. Div Communication Division, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-054-8311 has 2 manufacturer part numbers on file: 101042-1 (Lockheed Martin Sippican, Inc. Div Communication Division), CU-1441A W/FC-1 (Ainslie Corporation).
1 possible match (shared part number, not a government interchangeability claim): 5365-01-721-8188. 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 5985-01-054-8311 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.