The Attenuator,variable, cataloged under National Stock Number 5985-01-356-8320, 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 Support Services Corp. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-356-8320 |
| Primary Part Number | 583R947H03 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Northrop Grumman Support Services Corp |
| Status | ACTIVE |
| 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 |
|---|---|
| 583R947H03 PRIMARY | Northrop Grumman Support Services Corp (USA) |
| TS93XXT3 | Smiths Interconnect Americas, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 583R947H03 | 3/9 Design control — primary reference U.S. Government activity |
| TS03XXXT3 | 5/9 Secondary reference Smiths Interconnect Americas, Inc. |
NSN 5985-01-356-8320 is a Attenuator,variable, manufactured by Northrop Grumman Support Services Corp, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-356-8320 has 2 manufacturer part numbers on file: 583R947H03 (Northrop Grumman Support Services Corp), TS93XXT3 (Smiths Interconnect Americas, Inc.).
Key specifications for 583R947H03: End Item Identification: MODE-S BEACON INTERROGATOR. 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.
NSN 5985-01-356-8320 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.