The Attenuator,variable, cataloged under National Stock Number 5985-01-143-3484, 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 Antenna & Radome Research Associates Corp Dba Arra Inc Div Arra Inc. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-143-3484 |
| Primary Part Number | 3952-80G |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Antenna & Radome Research Associates Corp Dba Arra Inc Div Arra Inc |
| Status | ACTIVE |
| Frequency Range | 1000.000 GIGAHERTZ MINIMUM AND 1150.000 GIGAHERTZ MAXIMUM |
| Body Style | COAXIAL TYPE |
| Attenuation Per Step in Decibels | 1.0 |
| Attenuation Variation Method | STEPPED |
| Application Design | TRANSMISSION LINE |
| Step Position Quantity | 80 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5985-01-143-3484 is a Attenuator,variable, manufactured by Antenna & Radome Research Associates Corp Dba Arra Inc Div Arra Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-143-3484 has 2 manufacturer part numbers on file: 3952-80G (Antenna & Radome Research Associates Corp Dba Arra Inc Div Arra Inc), 404399 (Aimtron Systems, Llc).
1 possible match (shared part number, not a government interchangeability claim): 5305-01-260-4861. Verify interchangeability with system specifications before substitution.
Key specifications for 3952-80G: Overall Height: 3.000 INCHES NOMINAL IN; Frequency Range: 1000.000 GIGAHERTZ MINIMUM AND 1150.000 GIGAHERTZ MAXIMUM; Body Style: COAXIAL TYPE; Overall Length: 7.125 INCHES NOMINAL IN. 6 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 5985-01-143-3484 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.