The O-Ring, cataloged under National Stock Number 5331-01-497-4161, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Rolls Royce Corp. Government technical data includes 6 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 | 5331-01-497-4161 |
| Primary Part Number | M83248/2-902 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Rolls Royce Corp |
| Status | ACTIVE |
| Cross-Sectional Height | 0.061 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN |
| Hardness Rating | 90.0 SHORE DUROMETER A NOMINAL |
| Criticality Code Justification | AGAV |
| Material Document and Classification | MIL-R-83248/2 MIL SPEC SINGLE MATERIAL RESPONSE |
| Center Hole Diameter | 0.234 INCHES MINIMUM AND 0.244 INCHES MAXIMUM IN |
| Material | RUBBER FLUOROCARBON CLASS FPM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| M83248/2-902 PRIMARY | Rolls Royce Corp (USA) |
NSN 5331-01-497-4161 is a O-Ring, manufactured by Rolls Royce Corp, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-497-4161 has 1 manufacturer part number on file: M83248/2-902 (Rolls Royce Corp).
Key specifications for M83248/2-902: Cross-Sectional Height: 0.061 INCHES MINIMUM AND 0.067 INCHES MAXIMUM IN; Hardness Rating: 90.0 SHORE DUROMETER A NOMINAL; Criticality Code Justification: AGAV; Material Document and Classification: MIL-R-83248/2 MIL SPEC SINGLE MATERIAL RESPONSE. 6 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.