The Attenuator,variable, cataloged under National Stock Number 5985-01-645-1760, 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 Textron Aviation Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-645-1760 |
| Primary Part Number | 140-4538-01 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Textron Aviation Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 140-4538-01 PRIMARY | Textron Aviation Inc (USA) |
| Reference | Meaning |
|---|---|
| 140-4538-01 | 3/9 Design control — primary reference Beechcraft Corporation Dba Textron Aviation |
NSN 5985-01-645-1760 is a Attenuator,variable, manufactured by Textron Aviation Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-645-1760 has 1 manufacturer part number on file: 140-4538-01 (Textron Aviation Inc).
Key specifications for 140-4538-01: Special Features: THE ITEM IS PART OF THE PANEL ASSEMBLY-CC, INSTRUMENT, CENTER; Part Name Assigned by Controlling Agency: POTENTIOMETER-5K; End Item Identification: AIRCRAFT, HAWKER 800XP/850XP. 0 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.
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.