The O-Ring, cataloged under National Stock Number 5331-01-482-8255, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. Government technical data includes 5 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-482-8255 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Status | ACTIVE |
| Outside Diameter | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Material Document and Classification | MIL-R-25897, TY2CL2 MIL SPEC SINGLE MATERIAL RESPONSE |
| Specification/standard Data | 80205-NAS1593 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Center Hole Diameter | 0.792 INCHES MINIMUM AND 0.810 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 |
| Reference | Meaning |
|---|---|
| NAS1593-019 | 3/2 Design control — primary reference U.S. Government activity |
| NAS1593 | 3/1 Design control — primary reference U.S. Government activity |
NSN 5331-01-482-8255 is a O-Ring, classified under FSC 5331, O-ring. Status: active.
Key specifications for 5331-01-482-8255: Outside Diameter: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN; Material Document and Classification: MIL-R-25897, TY2CL2 MIL SPEC SINGLE MATERIAL RESPONSE; Specification/standard Data: 80205-NAS1593 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Special Features: CROSS-SECTIONAL SHAPE STYLE: O-RING. 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.