The O-Ring, cataloged under National Stock Number 5331-00-764-6593, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Dana Off Highway Products, Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5331-00-764-6593 |
| Primary Part Number | 218777 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Dana Off Highway Products, Llc |
| Status | ACTIVE |
| Cross-Sectional Height | 0.140 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC |
| 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 |
|---|---|
| 218777 PRIMARY | Dana Off Highway Products, Llc (USA) |
| Reference | Meaning |
|---|---|
| 218777 | 5/9 Secondary reference Clark Equipment Co |
NSN 5331-00-764-6593 is a O-Ring, manufactured by Dana Off Highway Products, Llc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-00-764-6593 has 1 manufacturer part number on file: 218777 (Dana Off Highway Products, Llc).
1 possible match (shared part number, not a government interchangeability claim): 5365-01-180-6745. Verify interchangeability with system specifications before substitution.
Key specifications for 218777: Cross-Sectional Height: 0.140 INCHES NOMINAL IN; Material: RUBBER SYNTHETIC. 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.