The O-Ring, cataloged under National Stock Number 5331-01-499-3733, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Parker Hannifin Corp Hydraulic Valve Div. Government technical data includes 3 specifications, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5331-01-499-3733 |
| Primary Part Number | 3786711 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Parker Hannifin Corp Hydraulic Valve Div |
| Status | ACTIVE |
| Cross-Sectional Height | 2.62 MILLIMETERS NOMINAL MM |
| Center Hole Diameter | 20.63 MILLIMETERS NOMINAL MM |
| Material | RUBBER FLUOROCARBON CLASS FPM |
| 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 |
|---|---|
| 3786711 PRIMARY | Parker Hannifin Corp Hydraulic Valve Div (USA) |
| Reference | Meaning |
|---|---|
| V12-80 ITEM 775 | 5/9 Secondary reference Parkerhannifin Corp Dba Pneutronics Div Mobile Systems Division |
| 3793534 | 5/9 Secondary reference Parkerhannifin Corp Dba Pneutronics Div Mobile Systems Division |
NSN 5331-01-499-3733 is a O-Ring, manufactured by Parker Hannifin Corp Hydraulic Valve Div, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-499-3733 has 1 manufacturer part number on file: 3786711 (Parker Hannifin Corp Hydraulic Valve Div).
Key specifications for 3786711: Cross-Sectional Height: 2.62 MILLIMETERS NOMINAL MM; Center Hole Diameter: 20.63 MILLIMETERS NOMINAL MM; End Item Identification: V12-80;52 APL UPDATE; Material: RUBBER FLUOROCARBON CLASS FPM. 3 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.