The Attenuator,variable, cataloged under National Stock Number 5985-01-320-7855, 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 Merrimac Industries, 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 | 5985-01-320-7855 |
| Primary Part Number | ABM-31-60/65265 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Merrimac Industries, Inc |
| Status | ACTIVE |
| Frequency Range | 51.000 MEGAHERTZ MINIMUM AND 69.000 MEGAHERTZ MAXIMUM |
| Body Style | COAXIAL TYPE |
| Adjustment Device Type and Quantity | 1 KNOB |
| Attenuation Variation Method | CONTINUOUS |
| Application Design | TRANSMISSION LINE |
| Terminal Type and Quantity | 2 CONNECTOR, COAXIAL, FEMALE |
| Coaxial Connector Series Designation | SMA |
| 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 |
|---|---|
| ABM-31-60/65265 PRIMARY | Merrimac Industries, Inc (USA) |
NSN 5985-01-320-7855 is a Attenuator,variable, manufactured by Merrimac Industries, Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-320-7855 has 1 manufacturer part number on file: ABM-31-60/65265 (Merrimac Industries, Inc).
Key specifications for ABM-31-60/65265: Overall Height: 1.630 INCHES MAXIMUM IN; Frequency Range: 51.000 MEGAHERTZ MINIMUM AND 69.000 MEGAHERTZ MAXIMUM; Body Style: COAXIAL TYPE; Adjustment Device Type and Quantity: 1 KNOB. 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 5985-01-320-7855 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.