The Support,antenna, cataloged under National Stock Number 5985-01-251-8085, 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 Northrop Grumman Systems Corporation. 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. 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 | 5985-01-251-8085 |
| Primary Part Number | 174087 |
| Item Name | Support,antenna |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Mounting Facility Quantity | 2 |
| Mounting Method | UNTHREADED HOLE(S) |
| Mounting Hole Diameter | 0.109 INCHES NOMINAL IN |
| Basic Shape Style | RECTANGULAR PRISM |
| Distance Between Mounting Facility Centers | 2.125 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| Surface Treatment | PASSIVATE |
| Material | STEEL CORROSION RESISTING |
| Mounting Hole Type | PLAIN |
| 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 |
|---|---|
| 174087 PRIMARY | Northrop Grumman Systems Corporation (USA) |
NSN 5985-01-251-8085 is a Support,antenna, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-251-8085 has 1 manufacturer part number on file: 174087 (Northrop Grumman Systems Corporation).
1 possible match (shared part number, not a government interchangeability claim): 5365-01-509-6946. Verify interchangeability with system specifications before substitution.
Key specifications for 174087: Overall Height: 0.250 INCHES NOMINAL IN; Mounting Facility Quantity: 2; Mounting Method: UNTHREADED HOLE(S); Mounting Hole Diameter: 0.109 INCHES NOMINAL IN. 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 5985-01-251-8085 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.