The Attenuator,fixed, cataloged under National Stock Number 5985-01-620-8955, 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 A. J. D. M. Distributors Pty Ltd. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-620-8955 |
| Primary Part Number | HD29220 |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | A. J. D. M. Distributors Pty Ltd |
| Status | ACTIVE |
| Rf Signal Attenuation in Decibels | 30.0 |
| Application Design | TRANSMISSION LINE |
| Power Rating | 150.0 WATTS AVERAGE |
| 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 |
|---|---|
| HD29220 | A. J. D. M. Distributors Pty Ltd (AUS) |
| Reference | Meaning |
|---|---|
| HFP-5150-8/30 NF/NF | 3/9 Design control — primary reference Trilithic, Inc. |
NSN 5985-01-620-8955 is a Attenuator,fixed, manufactured by A. J. D. M. Distributors Pty Ltd, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-620-8955 has 1 manufacturer part number on file: HD29220 (A. J. D. M. Distributors Pty Ltd).
Key specifications for HD29220: Rf Signal Attenuation in Decibels: 30.0; Special Features: FREQUENCY RANGE OF DC-8GHZ GHz; Part Name Assigned by Controlling Agency: HIGH POWER FIXED ATTENUATORS; Application Design: TRANSMISSION LINE. 3 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 5985-01-620-8955 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.