The O-Ring, cataloged under National Stock Number 5331-01-276-5589, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Greene Rubber Company, Inc.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-276-5589 |
| Primary Part Number | 5860244-2 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Greene Rubber Company, Inc. |
| Status | ACTIVE |
| Cross-Sectional Height | 0.131 INCHES MINIMUM AND 0.147 INCHES MAXIMUM IN |
| Center Hole Diameter | 21.460 INCHES MINIMUM AND 21.660 INCHES MAXIMUM 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 |
|---|---|
| 5860244-2 PRIMARY | Greene Rubber Company, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 5860244-2 | 7/2 Vendor item drawing reference Naval Sea Systems Command |
NSN 5331-01-276-5589 is a O-Ring, manufactured by Greene Rubber Company, Inc., classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-276-5589 has 1 manufacturer part number on file: 5860244-2 (Greene Rubber Company, Inc.).
Key specifications for 5860244-2: Cross-Sectional Height: 0.131 INCHES MINIMUM AND 0.147 INCHES MAXIMUM IN; Center Hole Diameter: 21.460 INCHES MINIMUM AND 21.660 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR. 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.