The O-Ring, cataloged under National Stock Number 5331-01-728-7089, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Oshkosh Defense Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-728-7089 |
| Primary Part Number | D014S595 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Oshkosh Defense Llc |
| Status | ACTIVE |
| Temp Rating | -70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 2.54 MILLIMETERS MINIMUM AND 2.70 MILLIMETERS MAXIMUM MM |
| Center Hole Diameter | 20.47 MILLIMETERS MINIMUM AND 20.77 MILLIMETERS MAXIMUM MM |
| Material | RUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM |
| 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 |
|---|---|
| D014S595 PRIMARY | Oshkosh Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| D015A669 | D/9 Drawing number reference only Oshkosh Defense Llc |
NSN 5331-01-728-7089 is a O-Ring, manufactured by Oshkosh Defense Llc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-728-7089 has 1 manufacturer part number on file: D014S595 (Oshkosh Defense Llc).
Key specifications for D014S595: Temp Rating: -70.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF; Cross-Sectional Height: 2.54 MILLIMETERS MINIMUM AND 2.70 MILLIMETERS MAXIMUM MM; Special Features: HARDNESS RATING IS DUROMETER 70; Center Hole Diameter: 20.47 MILLIMETERS MINIMUM AND 20.77 MILLIMETERS MAXIMUM MM. 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.