The O-Ring, cataloged under National Stock Number 5331-01-557-8389, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Columbus Mckinnon Corp. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-557-8389 |
| Primary Part Number | BH-1315 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Columbus Mckinnon Corp |
| Status | ACTIVE |
| 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 |
|---|---|
| BH-1315 PRIMARY | Columbus Mckinnon Corp (USA) |
| BH-1315 PRIMARY | Lift-Tech Intl Inc Crane and Hoist Opns (USA) |
| 11262404 | Permadur Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| FIG 9-6 REF. NO. 32 | 5/1 Secondary reference Lift-Tech Intl Inc Crane and Hoist Opns |
NSN 5331-01-557-8389 is a O-Ring, manufactured by Columbus Mckinnon Corp, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-557-8389 has 3 manufacturer part numbers on file: BH-1315 (Columbus Mckinnon Corp), BH-1315 (Lift-Tech Intl Inc Crane and Hoist Opns), 11262404 (Permadur Industries Inc).
Key specifications for BH-1315: End Item Identification: HOIST CHN ELECT 2 TON, 3 TON, 1/2 TON. 0 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.