The Attenuator,variable, cataloged under National Stock Number 5985-01-175-4365, 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 General Microwave Corporation Div Kratos Microwave Electronics. Government technical data includes 9 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. 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 | 5985-01-175-4365 |
| Primary Part Number | D1960A |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | General Microwave Corporation Div Kratos Microwave Electronics |
| Status | ACTIVE |
| Insertion Loss at Minimum Attenuation in Maximum Decibels | 2.5 |
| Impedance Rating in Ohms | 10000.0 INPUT |
| Frequency Range | 0.500 GIGAHERTZ MINIMUM AND 4.000 GIGAHERTZ MAXIMUM |
| Segment Attenuation Accuracy in Decibels | -1.00 TO 1.00 AND -1.50 TO 1.50 AND -2.00 TO 2.00 |
| Overall Attenuation Range in Decibels | +0.0 TO 60.0 |
| Voltage Standing Wave Ratio | 1.70 |
| Segment Attenuation Range in Decibels | +0.00 TO 20.00 AND +20.00 TO 40.00 AND +40.00 TO 60.00 |
| Operating Temp Range | -54.0 TO 110.0 CELSIUS DEGC |
| Power Rating | 100.0 MILLIWATTS PEAK |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5985-01-175-4365 is a Attenuator,variable, manufactured by General Microwave Corporation Div Kratos Microwave Electronics, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-175-4365 has 2 manufacturer part numbers on file: D1960A (Kontron Europe Gmbh), D1960A (General Microwave Corporation Div Kratos Microwave Electronics).
1 possible match (shared part number, not a government interchangeability claim): 2920-01-363-7476. Verify interchangeability with system specifications before substitution.
Key specifications for D1960A: Insertion Loss at Minimum Attenuation in Maximum Decibels: 2.5; Impedance Rating in Ohms: 10000.0 INPUT; Overall Height: 1.810 INCHES NOMINAL IN; Frequency Range: 0.500 GIGAHERTZ MINIMUM AND 4.000 GIGAHERTZ MAXIMUM. 9 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 5985-01-175-4365 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.