The Attenuator,variable, cataloged under National Stock Number 5985-01-565-9725, 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 Northrop Grumman Systems Corporation. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-565-9725 |
| Primary Part Number | GA810DF3 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Frequency Range | 0.000 HERTZ MINIMUM AND 400.000 MEGAHERTZ MAXIMUM |
| 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 |
|---|---|
| GA810DF3 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| 50CA1-2233 | C/1 Advisory reference — outside the item-of-supply concept Alan Industries Inc |
NSN 5985-01-565-9725 is a Attenuator,variable, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-565-9725 has 1 manufacturer part number on file: GA810DF3 (Northrop Grumman Systems Corporation).
Key specifications for GA810DF3: Frequency Range: 0.000 HERTZ MINIMUM AND 400.000 MEGAHERTZ MAXIMUM; Special Features: SMA FEMALE CONNECTORS; Part Name Assigned by Controlling Agency: INAVY-ATTENUATOR, ELECTRICAL, ROTARY CONTINUOUSLY VARIABLE BETWEEN LIMIT STOPS. 1 specification is 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 5985-01-565-9725 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.