The Antenna, cataloged under National Stock Number 5985-01-026-3927, 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 Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 5985-01-026-3927 |
| Primary Part Number | SM-A-877045 |
| Item Name | Antenna |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| Status | ACTIVE |
| Beam Scanning Method | FIXED SINGLE ANTENNA ELEMENT |
| Terminal Type | RECEPTACLE, COAXIAL SINGLE ANTENNA ELEMENT |
| Design Type | BLADE SINGLE ANTENNA ELEMENT |
| Mounting Method | UNTHREADED STUD |
| Radiation Pattern | OMNIDIRECTIONAL SINGLE ANTENNA ELEMENT |
| Connector End Design | SOCKET SINGLE ANTENNA ELEMENT |
| Characteristic Impedance in Ohms | 50.0 SINGLE ANTENNA ELEMENT |
| Coaxial Connector Series Designation | SMA SINGLE ANTENNA ELEMENT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| SM-A-877045 | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| Reference | Meaning |
|---|---|
| 11C25400-1 | 5/2 Secondary reference U.S. Government activity |
| AS-2890/APR-39(V) | 5/1 Secondary reference U.S. Government activity |
| SM-A-877045 | 7/2 Vendor item drawing reference U.S. Government activity |
| AS-2890/APR-39(V)2 | 5/2 Secondary reference U.S. Government activity |
| 11C25400-1 | 3/9 Design control — primary reference U.S. Government activity |
| 11C25400-1 | C/1 Advisory reference — outside the item-of-supply concept Axillon Aerospace (baltimore) Inc. |
| SM-A-877045 | 5/9 Secondary reference U B Corp |
| 21-200867-01 | 5/9 Secondary reference Litton Applied Technology |
NSN 5985-01-026-3927 is a Antenna, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-026-3927 has 1 manufacturer part number on file: SM-A-877045 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
1 possible match (shared part number, not a government interchangeability claim): 5985-01-658-7371. Verify interchangeability with system specifications before substitution.
Key specifications for SM-A-877045: Overall Height: 1.750 INCHES NOMINAL IN; Beam Scanning Method: FIXED SINGLE ANTENNA ELEMENT; Terminal Type: RECEPTACLE, COAXIAL SINGLE ANTENNA ELEMENT; Design Type: BLADE SINGLE ANTENNA ELEMENT. 8 specifications are documented in the U.S. Government catalog.
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 5985-01-026-3927 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.