The Attenuator,variable, cataloged under National Stock Number 5985-00-487-4866, 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 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-487-4866 |
| Primary Part Number | 3952-100J |
| 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 |
| Insertion Loss at Minimum Attenuation in Maximum Decibels | 6.0 |
| FSC Application Data | TRANSMITTER-RECEIVER SET,JETDS,TYPE NO. AN/FPS110 |
| Frequency Range | 1.000 GIGAHERTZ MINIMUM AND 2.000 GIGAHERTZ MAXIMUM |
| Overall Attenuation Range in Decibels | +0.0 TO 100.0 |
| Voltage Standing Wave Ratio | 1.50 |
| Attenuation Variation Method | CONTINUOUS |
| Application Design | AUDIO |
| 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 |
|---|---|
| 3952-100J PRIMARY | Antenna & Radome Research Associates Corp Dba Arra Inc Div Arra Inc (USA) |
NSN 5985-00-487-4866 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 5985-00-487-4866 has 1 manufacturer part number on file: 3952-100J (Antenna & Radome Research Associates Corp Dba Arra Inc Div Arra Inc).
Key specifications for 3952-100J: Insertion Loss at Minimum Attenuation in Maximum Decibels: 6.0; FSC Application Data: TRANSMITTER-RECEIVER SET,JETDS,TYPE NO. AN/FPS110; Frequency Range: 1.000 GIGAHERTZ MINIMUM AND 2.000 GIGAHERTZ MAXIMUM; Overall Attenuation Range in Decibels: +0.0 TO 100.0. 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 5985-00-487-4866 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.