The O-Ring, cataloged under National Stock Number 5331-01-191-0485, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Parker-Hannifin Corp Div O-Ring Division. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Parker-Hannifin Corp Div O-Ring Division (CAGE 02697); Sae International Dba Sae International (CAGE 0U583); Parco, Llc (CAGE 77308) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-191-0485 |
| Primary Part Number | C0356 2-026 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Parker-Hannifin Corp Div O-Ring Division |
| Status | ACTIVE |
| 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 |
|---|---|
| C0356 2-026 PRIMARY | Parker-Hannifin Corp Div O-Ring Division (USA) |
| AS568-026AMS3240 PRIMARY | Sae International Dba Sae International (USA) |
| PRP568-026-376-40 PRIMARY | Parco, Llc (USA) |
| Reference | Meaning |
|---|---|
| AS568-026AMS3240 | 5/9 Secondary reference U.S. Government activity |
| 2-026C356-45 | 5/9 Secondary reference Parker-Hannifin Corp Div O-Ring Division |
| 414193-118 | 5/2 Secondary reference U.S. Government activity |
NSN 5331-01-191-0485 is a O-Ring, manufactured by Parker-Hannifin Corp Div O-Ring Division, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-191-0485 has 3 manufacturer part numbers on file: C0356 2-026 (Parker-Hannifin Corp Div O-Ring Division), AS568-026AMS3240 (Sae International Dba Sae International), PRP568-026-376-40 (Parco, Llc).
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.