The O-Ring, cataloged under National Stock Number 5331-00-112-2133, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is General Electric Company. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-112-2133 |
| Primary Part Number | J221P228 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | General Electric Company |
| Status | ACTIVE |
| Temp Rating | -30.0 FAHRENHEIT AND 500.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Hardness Rating | 70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM |
| Material Document and Classification | MIL-R-25897, CL 1 MIL SPEC SINGLE MATERIAL RESPONSE |
| Elongation Percentage | 125 MAXIMUM |
| Color | BLACK |
| Center Hole Diameter | 2.224 INCHES MINIMUM AND 2.244 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 | X |
| Part Number | Manufacturer |
|---|---|
| J221P228 PRIMARY | General Electric Company (USA) |
| Reference | Meaning |
|---|---|
| 5331PL0902977 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5331-00-112-2133 is a O-Ring, manufactured by General Electric Company, classified under FSC 5331, O-ring. Status: active.
NSN 5331-00-112-2133 has 1 manufacturer part number on file: J221P228 (General Electric Company).
Key specifications for J221P228: Temp Rating: -30.0 FAHRENHEIT AND 500.0 FAHRENHEIT DEGF; Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Hardness Rating: 70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM; Material Document and Classification: MIL-R-25897, CL 1 MIL SPEC SINGLE MATERIAL RESPONSE. 8 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.