The O-Ring, cataloged under National Stock Number 5331-00-496-0802, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is United Steel & Wire Company. Government technical data includes 5 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-496-0802 |
| Primary Part Number | R575-505 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | United Steel & Wire Company |
| Status | ACTIVE |
| Temp Rating | -65.0 FAHRENHEIT AND 185.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN |
| Hardness Rating | 70.0 INTERNATIONAL RUBBER HARDNESS DEGREE SCALE NOMINAL |
| Center Hole Diameter | 0.069 INCHES MINIMUM AND 0.079 INCHES MAXIMUM IN |
| Material | RUBBER SYNTHETIC |
| 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 |
|---|---|
| R575-505 PRIMARY | United Steel & Wire Company (USA) |
NSN 5331-00-496-0802 is a O-Ring, manufactured by United Steel & Wire Company, classified under FSC 5331, O-ring. Status: active.
NSN 5331-00-496-0802 has 1 manufacturer part number on file: R575-505 (United Steel & Wire Company).
Key specifications for R575-505: Temp Rating: -65.0 FAHRENHEIT AND 185.0 FAHRENHEIT DEGF; Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN; Hardness Rating: 70.0 INTERNATIONAL RUBBER HARDNESS DEGREE SCALE NOMINAL; Special Features: 0.875. 5 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.