The O-Ring, cataloged under National Stock Number 5331-00-462-4235, 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5 specifications, cited from the U.S. Government catalog. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-462-4235 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Status | ACTIVE |
| Cross-Sectional Height | 0.044 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN |
| Outside Diameter | 1.743 INCHES MINIMUM AND 1.785 INCHES MAXIMUM IN |
| Hardness Rating | 70.0 SHORE DUROMETER A NOMINAL |
| Center Hole Diameter | 1.657 INCHES MINIMUM AND 1.682 INCHES MAXIMUM 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 |
| Reference | Meaning |
|---|---|
| B-32SR533-70 | 5/9 Secondary reference U.S. Government activity |
| 5-143 C873-70 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
| 5-143 C557-70 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
| 5-143 C557-70 | 5/9 Secondary reference Parker Hannifin Gmbh O-Ring Division |
| PRP932-2347 | 5/9 Secondary reference Parker Hannifin Corporation Div O-Ring Division |
| MS28900-32 | 2/2 Government specification standardization U.S. Government activity |
| MS28900 | 4/1 Identification reference U.S. Government activity |
| 74453028008 | 5/9 Secondary reference U.S. Government activity |
| PRP568-932-3110-70 | 5/9 Secondary reference Parco, Llc |
| 932-2347 | 5/9 Secondary reference Parker Hannifin Corporation Div O-Ring Division |
NSN 5331-00-462-4235 is a O-Ring, classified under FSC 5331, O-ring. Status: active.
7 possible matches (shared part number, not a government interchangeability claim): 5331-00-771-7679, 5331-00-814-8618, 5331-00-814-8636. Verify interchangeability with system specifications before substitution.
Key specifications for 5331-00-462-4235: Cross-Sectional Height: 0.044 INCHES MINIMUM AND 0.050 INCHES MAXIMUM IN; Outside Diameter: 1.743 INCHES MINIMUM AND 1.785 INCHES MAXIMUM IN; Hardness Rating: 70.0 SHORE DUROMETER A NOMINAL; Center Hole Diameter: 1.657 INCHES MINIMUM AND 1.682 INCHES MAXIMUM IN. 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.