The Base,antenna Support, cataloged under National Stock Number 5985-01-550-8136, 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 Trimble Inc Dba Trimble Navigation. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-550-8136 |
| Primary Part Number | 61-4500BLK |
| Item Name | Base,antenna Support |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Trimble Inc Dba Trimble Navigation |
| Status | ACTIVE |
| Basic Shape Style | TRIANGLE |
| 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 |
|---|---|
| 61-4500BLK PRIMARY | Trimble Inc Dba Trimble Navigation (USA) |
| 100156 | Ultimate Positioning Group Pty Ltd (AUS) |
NSN 5985-01-550-8136 is a Base,antenna Support, manufactured by Trimble Inc Dba Trimble Navigation, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-550-8136 has 2 manufacturer part numbers on file: 61-4500BLK (Trimble Inc Dba Trimble Navigation), 100156 (Ultimate Positioning Group Pty Ltd).
Key specifications for 61-4500BLK: Basic Shape Style: TRIANGLE; Special Features: TRIBACH WITH OPTICAL PLUMMET; CIRCULAR LEVELING SENSITIVITY: 10 FT 2MM; BLACK MM. 1 specification is 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.