The O-Ring, cataloged under National Stock Number 5331-01-658-4486, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Columbus Mckinnon Corp. Government technical data includes 2 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-658-4486 |
| Primary Part Number | 11387301 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Columbus Mckinnon Corp |
| Status | ACTIVE |
| Outside Diameter | 0.6875 INCHES NOMINAL IN |
| Center Hole Diameter | 0.266 INCHES NOMINAL IN |
| 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 |
|---|---|
| 11387301 PRIMARY | Columbus Mckinnon Corp (USA) |
NSN 5331-01-658-4486 is a O-Ring, manufactured by Columbus Mckinnon Corp, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-658-4486 has 1 manufacturer part number on file: 11387301 (Columbus Mckinnon Corp).
Key specifications for 11387301: Outside Diameter: 0.6875 INCHES NOMINAL IN; Center Hole Diameter: 0.266 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: RETAINER O RING .266 X 11/16 X .051; End Item Identification: SERIES 2200 SMALL FRAME PILOT AIR HOIST. 2 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.