The Adapter,waveguide, cataloged under National Stock Number 5985-01-254-4492, 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. The record lists 3 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | Adapter,waveguide |
| FSC / FSG | 5985 — Antennas, Waveguides, and Related Equipment (FSG 59) |
| Manufacturers | Microtech Inc Dba Microtech Inc (CAGE 54647); Keysight Technologies Inc (CAGE 7ZXR5); Coaxial Components Corp. Dba Coaxial Components Corp (CAGE 66702) |
| Parameter | Value |
|---|---|
| NSN | 5985-01-254-4492 |
| Primary Part Number | X281C-013 |
| Item Name | Adapter,waveguide |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| X281C-013 | Microtech Inc Dba Microtech Inc (USA) |
| X281C-013 PRIMARY | Keysight Technologies Inc (USA) |
| 592317 | Coaxial Components Corp. Dba Coaxial Components Corp (USA) |
| Reference | Meaning |
|---|---|
| X281COPT013 | C/1 Advisory reference — outside the item-of-supply concept Hewlett-Packard Company Dba HP |
| X281C-013 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
| X281C-013 | 3/9 Design control — primary reference Keysight Technologies, Inc. |
| G1-22-9084 | 7/2 Vendor item drawing reference Astronics Dme Llc Dba Astronics Dme |
NSN 5985-01-254-4492 is a Adapter,waveguide, manufactured by Keysight Technologies Inc, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-254-4492 has 3 manufacturer part numbers on file: X281C-013 (Microtech Inc Dba Microtech Inc), X281C-013 (Keysight Technologies Inc), 592317 (Coaxial Components Corp. Dba Coaxial Components Corp).
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 5985-01-254-4492 has DEMIL Code Q. 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.