The O-Ring, cataloged under National Stock Number 5331-01-249-4059, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Keysight Technologies Inc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Keysight Technologies Inc (CAGE 7ZXR5) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-249-4059 |
| Primary Part Number | 0905-0544 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 0905-0544 PRIMARY | Keysight Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| 0905-0544 | 3/9 Design control — primary reference Keysight Technologies, Inc. |
| 0905-0544 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
NSN 5331-01-249-4059 is a O-Ring, manufactured by Keysight Technologies Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-249-4059 has 1 manufacturer part number on file: 0905-0544 (Keysight Technologies Inc).
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.