The O-Ring, cataloged under National Stock Number 5331-00-819-2338, 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4 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-819-2338 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Status | ACTIVE |
| Cross-Sectional Height | 0.125 INCHES NOMINAL IN |
| Center Hole Diameter | 0.750 INCHES NOMINAL IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY MATERIAL IN ACCORDANCE WITH ACTIVITY HXQUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| 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 |
|---|---|
| A-54155 PIECE 4 | C/1 Advisory reference — outside the item-of-supply concept Ingersoll-Rand Co Standard Pump-Aldrich Div |
| 902-15-8306 | 3/1 Design control — primary reference Parker Hannifin Corporation Div O-Ring Division |
| AA47917-1PC76 | 5/9 Secondary reference Ingersoll-Rand Co Standard Pump-Aldrich Div |
| AS568-210 AMS3212 | 5/9 Secondary reference U.S. Government activity |
| AS568-210 AMS3212 | 5/1 Secondary reference Sae International Dba Sae International |
NSN 5331-00-819-2338 is a O-Ring, classified under FSC 5331, O-ring. Status: active.
Key specifications for 5331-00-819-2338: Cross-Sectional Height: 0.125 INCHES NOMINAL IN; Center Hole Diameter: 0.750 INCHES NOMINAL IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY MATERIAL IN ACCORDANCE WITH ACTIVITY HXQUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS. 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.