The O-Ring, cataloged under National Stock Number 5331-01-049-2225, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-049-2225 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Status | ACTIVE |
| Temp Rating | -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 0.087 INCHES NOMINAL IN |
| Hardness Rating | 85.0 SHORE DUROMETER A NOMINAL |
| Material Document and Classification | MIL-P-81716 MIL SPEC SINGLE MATERIAL RESPONSE |
| Elongation Percentage | 125 MAXIMUM |
| Center Hole Diameter | 0.644 INCHES NOMINAL IN |
| Material | RUBBER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| AS33931-8 | 5/9 Secondary reference U.S. Government activity |
| MS3393-8 | 2/2 Government specification standardization U.S. Government activity |
| AS33931-8 | 5/1 Secondary reference Sae International Dba Sae International |
| 5331PL1205007 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5331-01-049-2225 is a O-Ring, classified under FSC 5331, O-ring. Status: active.
Key specifications for 5331-01-049-2225: Temp Rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF; Cross-Sectional Height: 0.087 INCHES NOMINAL IN; Hardness Rating: 85.0 SHORE DUROMETER A NOMINAL; Material Document and Classification: MIL-P-81716 MIL SPEC SINGLE MATERIAL RESPONSE. 7 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.