The O-Ring, cataloged under National Stock Number 5331-00-641-4036, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is R-Way Gasket & Supply Co Inc. Government technical data includes 4 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 | 5331-00-641-4036 |
| Primary Part Number | RW0625MC |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | R-Way Gasket & Supply Co Inc |
| Status | ACTIVE |
| Cross-Sectional Height | 0.062 INCHES NOMINAL IN |
| Color | BLACK |
| Center Hole Diameter | 0.250 INCHES NOMINAL IN |
| Material | RUBBER CHLOROPRENE CLASS CR |
| 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 |
|---|---|
| RW0625MC PRIMARY | R-Way Gasket & Supply Co Inc (USA) |
NSN 5331-00-641-4036 is a O-Ring, manufactured by R-Way Gasket & Supply Co Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-00-641-4036 has 1 manufacturer part number on file: RW0625MC (R-Way Gasket & Supply Co Inc).
Key specifications for RW0625MC: Cross-Sectional Height: 0.062 INCHES NOMINAL IN; Color: BLACK; Center Hole Diameter: 0.250 INCHES NOMINAL IN; Material: RUBBER CHLOROPRENE CLASS CR. 4 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.