The Attenuator,variable, cataloged under National Stock Number 5985-01-059-2560, 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 Smiths Interconnect Americas, Inc.. Government technical data includes 15 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-059-2560 |
| Primary Part Number | VA-421AG |
| Item Name | Attenuator,variable |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Smiths Interconnect Americas, Inc. |
| Status | ACTIVE |
| Impedance Rating in Ohms | 50.0 INPUT-OUTPUT |
| Mounting Facility Type and Quantity | 4 TERMINAL |
| FSC Application Data | ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT |
| Frequency Range | 15.000 MEGAHERTZ MINIMUM AND 100.000 MEGAHERTZ MAXIMUM |
| Body Style | IRREGULAR |
| Mounting Facility Pattern | FOUR POSITION RECTANGULAR |
| Adjustment Device Type and Quantity | 1 ELECTRONIC, CURRENT CONTROLLED |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 0.350 INCHES NOMINAL IN |
| Voltage Standing Wave Ratio | 1.02 |
| Criticality Code Justification | FEAT |
| Attenuation Variation Method | CONTINUOUS |
| Center to Center Distance Between Mounting Facilities Parallel to Height | 0.250 INCHES NOMINAL IN |
| Operating Temp Range | -65.0 TO 85.0 CELSIUS DEGC |
| Application Design | PRINTED CIRCUIT BOARD |
| Terminal Type and Quantity | 4 PIN |
| 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 |
|---|---|
| VA-421AG | Smiths Interconnect Americas, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 7541452P0001 | 3/9 Design control — primary reference U.S. Government activity |
| 7541452P1 | 5/9 Secondary reference U.S. Government activity |
NSN 5985-01-059-2560 is a Attenuator,variable, manufactured by Smiths Interconnect Americas, Inc., classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-059-2560 has 1 manufacturer part number on file: VA-421AG (Smiths Interconnect Americas, Inc.).
Key specifications for VA-421AG: Impedance Rating in Ohms: 50.0 INPUT-OUTPUT; Mounting Facility Type and Quantity: 4 TERMINAL; Overall Height: 0.547 INCHES MINIMUM AND 0.579 INCHES MAXIMUM IN; FSC Application Data: ANTENNAS,WAVEGUIDES,AND RELATED EQUIPMENT. 15 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 5985-01-059-2560 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.