The Mast, cataloged under National Stock Number 5985-00-258-1809, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-258-1809 |
| Item Name | Mast |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Status | ACTIVE |
| Maximum Height | 3.312 FEET FT |
| Mast Construction | SECTIONALIZED |
| Section Quantity | 3 |
| Accessory Components and Quantity | LOCK ASSEMBLIES 2,CLAMP ASSEMBLIES 2,GUY BANDS 2 |
| Base Diameter | 3.375 INCHES NOMINAL IN |
| Surface Treatment | ENAMEL LUSTERLESS |
| Material | ALUMINUM ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| CMA149 | 3/9 Design control — primary reference C Systems Llc Dba Craig Systems Dba Eastern Technologies |
NSN 5985-00-258-1809 is a Mast, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
Key specifications for 5985-00-258-1809: Maximum Height: 3.312 FEET FT; Mast Construction: SECTIONALIZED; Section Quantity: 3; Accessory Components and Quantity: LOCK ASSEMBLIES 2,CLAMP ASSEMBLIES 2,GUY BANDS 2. 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.
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.