The O-Ring, cataloged under National Stock Number 5331-01-094-9916, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-094-9916 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Status | ACTIVE |
| Temp Rating | -65.0 FAHRENHEIT AND 180.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 3.43 MILLIMETERS MINIMUM AND 3.63 MILLIMETERS MAXIMUM MM |
| Outside Diameter | 1.492 INCHES MINIMUM AND 1.532 INCHES MAXIMUM IN |
| Hardness Rating | 90.0 SHORE DUROMETER A NOMINAL |
| Center Hole Diameter | 31.05 MILLIMETERS MINIMUM AND 31.65 MILLIMETERS MAXIMUM MM |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| 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 |
|---|---|
| 218-7399 | 5/9 Secondary reference Parker Hannifin Corporation Div O-Ring Division |
| N0507 2-218 | 3/9 Design control — primary reference Parker-Hannifin Corp Div O-Ring Division |
| 2-218N507-90 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
| 2-218 N507-90 | 5/9 Secondary reference Parker Hannifin Gmbh O-Ring Division |
| AS568-218MIL-P-5510 | 5/9 Secondary reference U.S. Government activity |
NSN 5331-01-094-9916 is a O-Ring, classified under FSC 5331, O-ring. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 2840-01-512-1236. Verify interchangeability with system specifications before substitution.
Key specifications for 5331-01-094-9916: Temp Rating: -65.0 FAHRENHEIT AND 180.0 FAHRENHEIT DEGF; Cross-Sectional Height: 3.43 MILLIMETERS MINIMUM AND 3.63 MILLIMETERS MAXIMUM MM; Outside Diameter: 1.492 INCHES MINIMUM AND 1.532 INCHES MAXIMUM IN; Hardness Rating: 90.0 SHORE DUROMETER A NOMINAL. 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.