The O-Ring, cataloged under National Stock Number 5331-01-271-5958, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Parker-Hannifin Corp Div O-Ring Division. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-271-5958 |
| Primary Part Number | 5893886-012 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Parker-Hannifin Corp Div O-Ring Division |
| Status | ACTIVE |
| Temp Rating | -70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Outside Diameter | 0.493 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN |
| Hardness Rating | 60.0 SHORE DUROMETER A NOMINAL |
| Center Hole Diameter | 0.359 INCHES MINIMUM AND 0.369 INCHES MAXIMUM IN |
| Material | RUBBER ETHYLENE-PROPYLENE CLASS EPM |
| 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 |
|---|---|
| 5893886-012 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 5893886-012 | Parker Brownsville Servicio S.a. De C.v. (MEX) |
| Reference | Meaning |
|---|---|
| 2-012E529-60 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
| E1157-60 | 3/1 Design control — primary reference Parker-Hannifin Corp Div O-Ring Division |
| 5893886-12 | 7/2 Vendor item drawing reference Naval Sea Systems Command |
| 2-025 E540-80 1W2B | 5/9 Secondary reference Parker Brownsville Servicio S.a. De C.v. |
NSN 5331-01-271-5958 is a O-Ring, manufactured by Parker-Hannifin Corp Div O-Ring Division, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-271-5958 has 2 manufacturer part numbers on file: 5893886-012 (Parker-Hannifin Corp Div O-Ring Division), 5893886-012 (Parker Brownsville Servicio S.a. De C.v.).
Key specifications for 5893886-012: Temp Rating: -70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF; Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN; Outside Diameter: 0.493 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN; Hardness Rating: 60.0 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.