The O-Ring, cataloged under National Stock Number 5331-01-499-3725, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Parkerhannifin Corp Dba Pneutronics Div Mobile Systems Division. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-499-3725 |
| Primary Part Number | 976831 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Parkerhannifin Corp Dba Pneutronics Div Mobile Systems Division |
| Status | ACTIVE |
| Cross-Sectional Height | 2.4 MILLIMETERS NOMINAL MM |
| Center Hole Diameter | 16.3 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 |
|---|---|
| V12-80 ITEM 719 | Parkerhannifin Corp Dba Pneutronics Div Mobile Systems Division (USA) |
| 976831 PRIMARY | Parkerhannifin Corp Dba Pneutronics Div Mobile Systems Division (USA) |
NSN 5331-01-499-3725 is a O-Ring, manufactured by Parkerhannifin Corp Dba Pneutronics Div Mobile Systems Division, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-499-3725 has 2 manufacturer part numbers on file: V12-80 ITEM 719 (Parkerhannifin Corp Dba Pneutronics Div Mobile Systems Division), 976831 (Parkerhannifin Corp Dba Pneutronics Div Mobile Systems Division).
Key specifications for 976831: Cross-Sectional Height: 2.4 MILLIMETERS NOMINAL MM; Center Hole Diameter: 16.3 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.