The O-Ring, cataloged under National Stock Number 5331-00-892-1651, 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 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-892-1651 |
| Primary Part Number | B1167 2-258 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Parker-Hannifin Corp Div O-Ring Division |
| Status | ACTIVE |
| Cross-Sectional Height | 0.125 INCHES NOMINAL IN |
| Outside Diameter | 6.219 INCHES MINIMUM AND 6.305 INCHES MAXIMUM IN |
| Center Hole Diameter | 5.949 INCHES MINIMUM AND 6.019 INCHES MAXIMUM IN |
| Material | RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR |
| 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 |
|---|---|
| B1167 2-258 PRIMARY | Parker-Hannifin Corp Div O-Ring Division (USA) |
| Reference | Meaning |
|---|---|
| 11-258-7806-70 | 5/9 Secondary reference U.S. Government activity |
| E-4326 ITEM 20A | C/1 Advisory reference — outside the item-of-supply concept Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer |
| 2-258B1167-70 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
| 2-258B612-70 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
| 2-258 B612-7 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
NSN 5331-00-892-1651 is a O-Ring, manufactured by Parker-Hannifin Corp Div O-Ring Division, classified under FSC 5331, O-ring. Status: active.
NSN 5331-00-892-1651 has 1 manufacturer part number on file: B1167 2-258 (Parker-Hannifin Corp Div O-Ring Division).
Key specifications for B1167 2-258: Cross-Sectional Height: 0.125 INCHES NOMINAL IN; Outside Diameter: 6.219 INCHES MINIMUM AND 6.305 INCHES MAXIMUM IN; Center Hole Diameter: 5.949 INCHES MINIMUM AND 6.019 INCHES MAXIMUM IN; Material: RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR. 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.