The Attenuator,variable, cataloged under National Stock Number 5985-01-281-0231, 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 Rlc Electronics, Inc. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5985-01-281-0231 |
| Primary Part Number | A-3256 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Rlc Electronics, Inc |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 4 THREADED HOLE(S) |
| Body Style | COAXIAL TYPE |
| Adjustment Device Type and Quantity | 1 SLOTTED SCREW |
| Mounting Facility Screw Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Application Design | TRANSMISSION LINE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| A-3256 | Rlc Electronics, Inc (USA) |
| Reference | Meaning |
|---|---|
| 586R994H02 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5985-01-281-0231 is a Attenuator,variable, manufactured by Rlc Electronics, Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-281-0231 has 1 manufacturer part number on file: A-3256 (Rlc Electronics, Inc).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-580-9465. Verify interchangeability with system specifications before substitution.
Key specifications for A-3256: Mounting Facility Type and Quantity: 4 THREADED HOLE(S); Overall Height: 2.000 INCHES NOMINAL IN; Body Style: COAXIAL TYPE; Adjustment Device Type and Quantity: 1 SLOTTED SCREW. 5 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 5985-01-281-0231 has DEMIL Code D. 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.