The O-Ring, cataloged under National Stock Number 5331-01-290-9590, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Mission Systems Orchard Park Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Mission Systems Orchard Park Inc (CAGE 04577) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-290-9590 |
| Primary Part Number | 2870-0013-1 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Mission Systems Orchard Park Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 2870-0013-1 PRIMARY | Mission Systems Orchard Park Inc (USA) |
| Reference | Meaning |
|---|---|
| 2870-0013-1 | 5/9 Secondary reference Carleton Technologies Inc Div Tampa Facility |
NSN 5331-01-290-9590 is a O-Ring, manufactured by Mission Systems Orchard Park Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-290-9590 has 1 manufacturer part number on file: 2870-0013-1 (Mission Systems Orchard Park Inc).
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.