The Mast Section, cataloged under National Stock Number 5985-01-064-2129, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-064-2129 |
| Item Name | Mast Section |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Status | ACTIVE |
| Maximum Height | 2.467 FEET FT |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |
| Section Quantity | 3 |
| Accessory Components and Quantity | NUT,CL1NCH 3,STRAP 3 |
| Surface Treatment | PAINT |
| Construction | SECTIONALIZED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| SM-D-551053 | 5/9 Secondary reference Navcom Defense Electronics, Inc. |
| SM-D-551053 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-01-064-2129 is a Mast Section, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
Key specifications for 5985-01-064-2129: Maximum Height: 2.467 FEET FT; FSC Application Data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT; Section Quantity: 3; Accessory Components and Quantity: NUT,CL1NCH 3,STRAP 3. 6 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 5985-01-064-2129 has DEMIL Code Q. 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.