The Antenna, cataloged under National Stock Number 5985-01-648-2503, 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 Southwest Antennas, Inc. Dba Southwest Antennas Inc. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-648-2503 |
| Primary Part Number | 1055-283 |
| Item Name | Antenna |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Southwest Antennas, Inc. Dba Southwest Antennas Inc |
| Status | ACTIVE |
| Beam Scanning Method | FIXED SINGLE ANTENNA ELEMENT |
| Terminal Type | CONNECTOR, RECEPTACLE SINGLE ANTENNA ELEMENT |
| Design Type | COAXIAL SINGLE ANTENNA ELEMENT |
| Overall Diameter | 1.185 INCHES MINIMUM AND 1.215 INCHES MAXIMUM IN |
| Mounting Method | CONNECTOR |
| Radiation Pattern | OMNIDIRECTIONAL SINGLE ANTENNA ELEMENT |
| Electromagnetic Polarization Type | RIGHT CIRCULAR 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 |
|---|---|
| 1055-283 PRIMARY | Southwest Antennas, Inc. Dba Southwest Antennas Inc (USA) |
| Reference | Meaning |
|---|---|
| 8664828-1 | 5/1 Secondary reference Naval Sea Systems Command |
NSN 5985-01-648-2503 is a Antenna, manufactured by Southwest Antennas, Inc. Dba Southwest Antennas Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-648-2503 has 1 manufacturer part number on file: 1055-283 (Southwest Antennas, Inc. Dba Southwest Antennas Inc).
Key specifications for 1055-283: Beam Scanning Method: FIXED SINGLE ANTENNA ELEMENT; Terminal Type: CONNECTOR, RECEPTACLE SINGLE ANTENNA ELEMENT; Design Type: COAXIAL SINGLE ANTENNA ELEMENT; Overall Diameter: 1.185 INCHES MINIMUM AND 1.215 INCHES MAXIMUM IN. 7 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 5985-01-648-2503 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.