The O-Ring, cataloged under National Stock Number 5331-00-968-5388, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division (CAGE 09990); Caterpillar Inc Div Caterpillar Defense (CAGE 11083); William Adams Pty Ltd (CAGE ZA045); Parker-Hannifin Corp Div O-Ring Division (CAGE 02697); Westrac Pty Ltd (CAGE ZY243) |
| Parameter | Value |
|---|---|
| NSN | 5331-00-968-5388 |
| Primary Part Number | 2-327N951-75 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve 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 |
|---|---|
| 2-327N951-75 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division (USA) |
| 4F8824 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| 4F8824 | William Adams Pty Ltd (AUS) |
| 2-327 N951-75 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 4F8824 | Westrac Pty Ltd (AUS) |
| 4F8824 | Hastings Deering (aust) Pty Ltd (AUS) |
NSN 5331-00-968-5388 is a O-Ring, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division, classified under FSC 5331, O-ring. Status: active.
NSN 5331-00-968-5388 has 6 manufacturer part numbers on file: 2-327N951-75 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division), 4F8824 (Caterpillar Inc Div Caterpillar Defense), 4F8824 (William Adams Pty Ltd), 2-327 N951-75 (Parker-Hannifin Corp Div O-Ring Division), 4F8824 (Westrac Pty Ltd) and 1 more.
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.