The Attenuator,variable, cataloged under National Stock Number 5985-01-669-9738, 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 Bird Electronic Corp. Government technical data includes 3 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-669-9738 |
| Primary Part Number | 300-A |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Bird Electronic Corp |
| Status | ACTIVE |
| Frequency Range | 1.0 GIGAHERTZ MINIMUM AND 2.4 GIGAHERTZ MAXIMUM |
| Supplementary Features | WEIGHT 5.45 KG KG |
| Power Rating | 300.0 WATTS AVERAGE |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 300-A PRIMARY | Bird Electronic Corp (USA) |
NSN 5985-01-669-9738 is a Attenuator,variable, manufactured by Bird Electronic Corp, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-669-9738 has 1 manufacturer part number on file: 300-A (Bird Electronic Corp).
Key specifications for 300-A: Overall Height: 10.9 INCHES NOMINAL IN; Frequency Range: 1.0 GIGAHERTZ MINIMUM AND 2.4 GIGAHERTZ MAXIMUM; Supplementary Features: WEIGHT 5.45 KG KG; Overall Length: 6.8 INCHES NOMINAL IN. 3 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 5985-01-669-9738 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.