The Antenna Support Group, cataloged under National Stock Number 5985-01-376-1070, 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 Marathonnorco Aerospace, Inc.. Government technical data includes 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5985-01-376-1070 |
| Primary Part Number | A3242-4 |
| Item Name | Antenna Support Group |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Marathonnorco Aerospace, Inc. |
| Status | ACTIVE |
| Component Document Origin | INDUSTRIAL |
| Document Source | 80647 |
| 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 |
|---|---|
| A3242-4 | Marathonnorco Aerospace, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 56463-5A | 5/2 Secondary reference U.S. Government activity |
| 6531-354400-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-01-376-1070 is a Antenna Support Group, manufactured by Marathonnorco Aerospace, Inc., classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-376-1070 has 1 manufacturer part number on file: A3242-4 (Marathonnorco Aerospace, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-380-6386. Verify interchangeability with system specifications before substitution.
Key specifications for A3242-4: Component Document Origin: INDUSTRIAL; Document Source: 80647; Special Features: 56.529 IN. LENGTH IN. 2 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.
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.