The Attenuator,variable, cataloged under National Stock Number 5985-00-283-5180, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-283-5180 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Status | ACTIVE |
| Overall Diameter | 1.750 INCHES NOMINAL IN |
| Attenuation Per Step in Decibels | 1.5 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 41-40-00-06 | 5/9 Secondary reference U.S. Government activity |
| 41-40-00-06 | 3/9 Design control — primary reference Litton Systems Inc Amecom Div |
NSN 5985-00-283-5180 is a Attenuator,variable, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
Key specifications for 5985-00-283-5180: Overall Diameter: 1.750 INCHES NOMINAL IN; Attenuation Per Step in Decibels: 1.5; Special Features: RND SHAFT W/4-40 TAPPED HOLE 7/32 IN. FROM END,SECTION QTY-1,RESISTANCE TOLERANCE-PORM 5 PCT,TERMINAL QTY-4,TERMINAL STYLE-SOLDER LUG,O/A DEPTH 2.75 IN,IMPEDANCE RATING-50 KOHMS,RESISTOR ELEMENT TYPE-COMPOSITION,MTG CONFIGURATION-ONE 3/8-32 THDED BUSHING 3/8 IN. LG ON FRONT,FREQ RANGE-0/20 KHZ,TERMINAL LOCATION-SIDE,STEP QTY-30,DECK QTY-1,ATTENUATION RANGE-0 TO INFINITY,OPEN STEP INCLUDED,LAST STEP STYLE-TAPERED,DETENT ACTION-NOT PROVIDED KHz. 2 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 5985-00-283-5180 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.