The O-Ring, cataloged under National Stock Number 5331-01-585-2978, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Continental Machines Inc Continental Hydraulics Div. Government technical data includes 3 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 | 5331-01-585-2978 |
| Primary Part Number | 260383 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Continental Machines Inc Continental Hydraulics Div |
| Status | ACTIVE |
| Cross-Sectional Height | 0.139 INCHES NOMINAL IN |
| Center Hole Diameter | 0.734 INCHES NOMINAL IN |
| 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 |
|---|---|
| 260383 PRIMARY | Continental Machines Inc Continental Hydraulics Div (USA) |
NSN 5331-01-585-2978 is a O-Ring, manufactured by Continental Machines Inc Continental Hydraulics Div, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-585-2978 has 1 manufacturer part number on file: 260383 (Continental Machines Inc Continental Hydraulics Div).
Key specifications for 260383: Cross-Sectional Height: 0.139 INCHES NOMINAL IN; Center Hole Diameter: 0.734 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: BUNA AS568 -210 O-RING; End Item Identification: CONTINENTAL HYDRAULICS VALVES AND PUMPS. 3 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.