The O-Ring, cataloged under National Stock Number 5331-01-533-8670, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Service Filtration Corp. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-533-8670 |
| Primary Part Number | 22-0365 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Service Filtration Corp |
| Status | ACTIVE |
| 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 |
|---|---|
| 22-0365 | Service Filtration Corp (USA) |
| Reference | Meaning |
|---|---|
| 22-0365 | 5/9 Secondary reference Branch Group, Inc. Dba Rexel Div Rexel Mid Atlantic Divisioin |
| 22-0365 | 3/9 Design control — primary reference Serfilco |
NSN 5331-01-533-8670 is a O-Ring, manufactured by Service Filtration Corp, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-533-8670 has 1 manufacturer part number on file: 22-0365 (Service Filtration Corp).
Key specifications for 22-0365: Part Name Assigned by Controlling Agency: COVER O-RING; End Item Identification: 3510-01-527-2209 CONTAINERIZED BATCH LAUNDRY; Material: RUBBER ETHYLENE-PROPYLENE-DIENE CLASS EPDM. 1 specification is 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.