The O-Ring, cataloged under National Stock Number 5331-01-269-6893, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Hydac Corp. Government technical data includes 5 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-269-6893 |
| Primary Part Number | 80X4 BUNA-N |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Hydac Corp |
| Status | ACTIVE |
| Temp Rating | 15.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 4.0 MILLIMETERS NOMINAL MM |
| Color | BLACK |
| Center Hole Diameter | 80.0 MILLIMETERS NOMINAL MM |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| 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 |
|---|---|
| 80X4 BUNA-N | Hydac Corp (USA) |
| Reference | Meaning |
|---|---|
| DF160P ITEM 6 | 5/9 Secondary reference Hydac Corp |
| 80MMX4MM | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| DF240P ITEM 6 | 5/9 Secondary reference Hydac Corp |
| 80X4-NBR-70 | 3/9 Design control — primary reference Hydac Corp |
NSN 5331-01-269-6893 is a O-Ring, manufactured by Hydac Corp, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-269-6893 has 1 manufacturer part number on file: 80X4 BUNA-N (Hydac Corp).
Key specifications for 80X4 BUNA-N: Temp Rating: 15.0 FAHRENHEIT DEGF; Cross-Sectional Height: 4.0 MILLIMETERS NOMINAL MM; Color: BLACK; Center Hole Diameter: 80.0 MILLIMETERS NOMINAL MM. 5 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.