The Attenuator,fixed, cataloged under National Stock Number 5985-01-244-0562, 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 Keysight Technologies Inc. Government technical data includes 15 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-244-0562 |
| Primary Part Number | 8491A-030 |
| Item Name | Attenuator,fixed |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Frequency Range | 0.000 HERTZ MINIMUM AND 12.400 GIGAHERTZ MAXIMUM |
| Body Style | ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE |
| Voltage Standing Wave Ratio | 1.20 AND 1.30 |
| Input Impedance Rating in Ohms | 50.0 |
| Mounting Method | CONNECTOR |
| Rf Signal Attenuation in Decibels | 30.0 |
| Criticality Code Justification | FEAT |
| Attenuation Accuracy in Decibels | -1.00 TO 1.00 |
| Connection Type Per Function | MALE INPUT AND FEMALE OUTPUT |
| Voltage Standing Wave Ratio Frequency Range | +0.0 TO 8.0 GIGAHERTZ AND +8.0 TO 12.4 GIGAHERTZ |
| Application Design | TRANSMISSION LINE |
| Power Rating | 2.0 WATTS AVERAGE AND 100.0 WATTS PEAK |
| Terminal Type and Quantity | 2 CONNECTOR |
| Output Impedance Rating in Ohms | 50.0 |
| Coaxial Connector Series Designation | N |
| 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 |
|---|---|
| WA1-30 | Nvision Industries, Inc. Dba Weinschel Associates Div Weinschel Associates (USA) |
| HP6491A-30 | Keysight Technologies Inc (USA) |
| 8491A-030 PRIMARY | Keysight Technologies Inc (USA) |
| G0075026 | Leonardo Uk Ltd (GBR) |
| Reference | Meaning |
|---|---|
| HP6491A OPT030 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| HP6491A-30 | 5/9 Secondary reference Keysight Technologies, Inc. |
| 8491A OPTION 030 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| 8491A-030 | 3/9 Design control — primary reference Keysight Technologies, Inc. |
NSN 5985-01-244-0562 is a Attenuator,fixed, manufactured by Keysight Technologies Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-244-0562 has 4 manufacturer part numbers on file: WA1-30 (Nvision Industries, Inc. Dba Weinschel Associates Div Weinschel Associates), HP6491A-30 (Keysight Technologies Inc), 8491A-030 (Keysight Technologies Inc), G0075026 (Leonardo Uk Ltd).
Key specifications for 8491A-030: Frequency Range: 0.000 HERTZ MINIMUM AND 12.400 GIGAHERTZ MAXIMUM; Body Style: ROUND, TERMINAL/TERMINALS IN OPPOSITE SURFACE; Voltage Standing Wave Ratio: 1.20 AND 1.30; Input Impedance Rating in Ohms: 50.0. 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 5985-01-244-0562 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.