The Base,mast, cataloged under National Stock Number 5985-01-345-2991, 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 B & R Systemstec Inc Dba Rjr. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-345-2991 |
| Primary Part Number | D8097 |
| Item Name | Base,mast |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | B & R Systemstec Inc Dba Rjr |
| Status | ACTIVE |
| FSC Application Data | ANTENNAS,WAVEGUIDES AND RELATED EQUIPMENT |
| Mounting Facility Quantity | 4 |
| Mounting Method | UNTHREADED HOLE(S) |
| Mounting Hole Diameter | 0.172 INCHES NOMINAL IN |
| Basic Shape Style | RECTANGULAR PRISM |
| Material | PLASTIC |
| Mounting Hole Type | COUNTERBORED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| D8097 | B & R Systemstec Inc Dba Rjr (USA) |
| Reference | Meaning |
|---|---|
| D8097 | 5/9 Secondary reference Gks Inc |
| A3158125 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-01-345-2991 is a Base,mast, manufactured by B & R Systemstec Inc Dba Rjr, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-345-2991 has 1 manufacturer part number on file: D8097 (B & R Systemstec Inc Dba Rjr).
Key specifications for D8097: Overall Height: 0.500 INCHES NOMINAL IN; FSC Application Data: ANTENNAS,WAVEGUIDES AND RELATED EQUIPMENT; Mounting Facility Quantity: 4; Mounting Method: UNTHREADED HOLE(S). 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 5985-01-345-2991 has DEMIL Code B. 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.