The O-Ring, cataloged under National Stock Number 5331-01-568-2750, 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 Pump and Power Division. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-568-2750 |
| Primary Part Number | 410055 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump and Power 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 |
|---|---|
| 410055 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump and Power Division (USA) |
NSN 5331-01-568-2750 is a O-Ring, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump and Power Division, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-568-2750 has 1 manufacturer part number on file: 410055 (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Pump and Power Division).
2 possible matches (shared part number, not a government interchangeability claim): 6665-01-642-1297, 6660-01-713-3919. Verify interchangeability with system specifications before substitution.
Key specifications for 410055: Special Features: END ITEM:HYDRAULC POWER UNIT,MATERIAL FOR ITEM IS BUNA-N; End Item Identification: TRUCK CARGO. 0 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.