The O-Ring, cataloged under National Stock Number 5331-01-591-3290, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Russ Equipment Co Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-591-3290 |
| Primary Part Number | RU3X54 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Russ Equipment Co Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| RU3X54 PRIMARY | Russ Equipment Co Inc (USA) |
NSN 5331-01-591-3290 is a O-Ring, manufactured by Russ Equipment Co Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-591-3290 has 1 manufacturer part number on file: RU3X54 (Russ Equipment Co Inc).
Key specifications for RU3X54: Special Features: 1 OFF O RING 3MM SEC X 82.5 MEAN DIAMETER (FIT BETWEEN LID AND MOUNTING SLEEVE) MM; End Item Identification: DAN; CAGE 69374; P/N GFAB-529-8. 0 specifications are documented in the U.S. Government catalog.
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.