The Base,mast, cataloged under National Stock Number 5985-01-698-6116, 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 Bluesky Mast, Inc.. Government technical data includes 7 specifications, 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 | 5985-01-698-6116 |
| Primary Part Number | BSM3-K-A351-S12-150 |
| Item Name | Base,mast |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Bluesky Mast, Inc. |
| Status | ACTIVE |
| Mounting Facility Quantity | 1 |
| Mounting Method | CLIP |
| Basic Shape Style | IRREGULAR |
| Surface Treatment | ANODIZE |
| Material | ALUMINUM ALLOY |
| Mounting Hole Type | PLAIN |
| Mounting Slot Width | 4.9 INCHES NOMINAL IN |
| 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 |
|---|---|
| BSM3-K-A351-S12-150 | Marlborough Communications Limited (GBR) |
| BSM3-K-A351-S12-150 PRIMARY | Bluesky Mast, Inc. (USA) |
NSN 5985-01-698-6116 is a Base,mast, manufactured by Bluesky Mast, Inc., classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-698-6116 has 2 manufacturer part numbers on file: BSM3-K-A351-S12-150 (Marlborough Communications Limited), BSM3-K-A351-S12-150 (Bluesky Mast, Inc.).
Key specifications for BSM3-K-A351-S12-150: Mounting Facility Quantity: 1; Mounting Method: CLIP; Basic Shape Style: IRREGULAR; Special Features: STRAIGHT ARM: 12.0 INCHES 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.
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.