The Base,antenna Support, cataloged under National Stock Number 5985-01-476-2784, 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 Naval Sea Systems Command. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-476-2784 |
| Primary Part Number | 6931056 ITEM 3 |
| Item Name | Base,antenna Support |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Basic Shape Style | RECTANGULAR PRISM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 6931056 ITEM 3 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 6931056 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 5985-01-476-2784 is a Base,antenna Support, manufactured by Naval Sea Systems Command, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-476-2784 has 1 manufacturer part number on file: 6931056 ITEM 3 (Naval Sea Systems Command).
3 possible matches (shared part number, not a government interchangeability claim): 2825-01-476-3352, 5840-01-477-6804, 5985-01-559-5324. Verify interchangeability with system specifications before substitution.
Key specifications for 6931056 ITEM 3: Overall Height: 0.500 INCHES NOMINAL IN; Overall Length: 7.875 INCHES NOMINAL IN; Overall Width: 1.250 INCHES NOMINAL IN; Basic Shape Style: RECTANGULAR PRISM. 1 specification is 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.
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.