The Mast Section, cataloged under National Stock Number 5985-01-070-3880, 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 Century Metal Parts Corp. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5985-01-070-3880 |
| Primary Part Number | SM-D-551062 |
| Item Name | Mast Section |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Century Metal Parts Corp |
| Status | ACTIVE |
| Maximum Height | 2.600 FEET FT |
| Top Diameter | 0.750 INCHES NOMINAL IN |
| Criticality Code Justification | AGAV |
| Base Diameter | 0.750 INCHES NOMINAL IN |
| Surface Treatment | PAINT |
| Material | ALUMINUM ALLOY 6061 |
| Construction | ONE-PIECE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| SM-D-551062 | Century Metal Parts Corp (USA) |
| Reference | Meaning |
|---|---|
| SM-D-551062 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-01-070-3880 is a Mast Section, manufactured by Century Metal Parts Corp, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-070-3880 has 1 manufacturer part number on file: SM-D-551062 (Century Metal Parts Corp).
Key specifications for SM-D-551062: Maximum Height: 2.600 FEET FT; Top Diameter: 0.750 INCHES NOMINAL IN; Criticality Code Justification: AGAV; Base Diameter: 0.750 INCHES NOMINAL 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 5985-01-070-3880 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.