The Attenuator,variable, cataloged under National Stock Number 5985-01-332-8793, 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 Dba Northrop Grumman Systems Corp. Government technical data includes 17 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-332-8793 |
| Primary Part Number | 134676-0001 |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Insertion Loss at Minimum Attenuation in Maximum Decibels | 4.0 |
| Impedance Rating in Ohms | 50.0 INPUT-OUTPUT |
| Frequency Range | 900.000 MEGAHERTZ MINIMUM AND 1200.000 MEGAHERTZ MAXIMUM |
| Body Style | IRREGULAR |
| Adjustment Device Type and Quantity | 1 ELECTRONIC, VOLTAGE CONTROLLED |
| Precious Material | GOLD |
| Overall Attenuation Range in Decibels | +4.0 TO 24.0 |
| Voltage Standing Wave Ratio | 1.50 |
| Segment Attenuation Range in Decibels | +4.00 TO 6.00 AND +6.00 TO 12.00 AND +12.00 TO 24.00 |
| Criticality Code Justification | FEAT |
| Overall Attenuation Accuracy in Decibels | -0.50 TO 1.00 |
| Attenuation Per Step in Decibels | 2.0 AND 6.0 AND 12.0 |
| Attenuation Variation Method | STEPPED |
| Precious Material and Location | TERMINALS GOLD |
| Application Design | PRINTED CIRCUIT BOARD |
| Terminal Type and Quantity | 9 PIN |
| Step Position Quantity | 4 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 134676-0001 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| DAP-A01AS | Caes Systems Llc (USA) |
| Reference | Meaning |
|---|---|
| DAP-A01 | 5/9 Secondary reference Caes Systems Llc |
| 134676-1 | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
NSN 5985-01-332-8793 is a Attenuator,variable, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-332-8793 has 2 manufacturer part numbers on file: 134676-0001 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), DAP-A01AS (Caes Systems Llc).
1 possible match (shared part number, not a government interchangeability claim): 5360-01-538-5259. Verify interchangeability with system specifications before substitution.
Key specifications for 134676-0001: Insertion Loss at Minimum Attenuation in Maximum Decibels: 4.0; Impedance Rating in Ohms: 50.0 INPUT-OUTPUT; Overall Height: 0.645 INCHES NOMINAL IN; Frequency Range: 900.000 MEGAHERTZ MINIMUM AND 1200.000 MEGAHERTZ MAXIMUM. 17 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 5985-01-332-8793 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.