The O-Ring, cataloged under National Stock Number 5331-01-359-4323, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-359-4323 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Status | ACTIVE |
| Cross-Sectional Height | 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN |
| Material Document and Classification | 976,CAGE 54497 MFR REF SINGLE MATERIAL RESPONSE |
| Center Hole Diameter | 1.990 INCHES MINIMUM AND 2.010 INCHES MAXIMUM IN |
| Material | RUBBER CARBOXYLIC-NITRILE-BUTADIENE CLASS XNBR |
| 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 |
|---|---|
| 9136-976 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 0561C0030-2 | 5/9 Secondary reference Martin Marietta Technologies Inc Sub of Martin Marietta Corp Aero and Naval Systems |
| 0561C0030-2 | 3/2 Design control — primary reference U.S. Government activity |
| 9136-976 | 5/9 Secondary reference Greene Tweed & Co Inc |
| 0561C0030-26 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 9136-976 | 5/9 Secondary reference Palmetto Inc |
| 0561C0030-25 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5331-01-359-4323 is a O-Ring, classified under FSC 5331, O-ring. Status: active.
Key specifications for 5331-01-359-4323: Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN; Material Document and Classification: 976,CAGE 54497 MFR REF SINGLE MATERIAL RESPONSE; Center Hole Diameter: 1.990 INCHES MINIMUM AND 2.010 INCHES MAXIMUM IN; Material: RUBBER CARBOXYLIC-NITRILE-BUTADIENE CLASS XNBR. 4 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.