The O-Ring, cataloged under National Stock Number 5331-01-312-5939, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-312-5939 |
| Primary Part Number | V72350 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division |
| Status | ACTIVE |
| Cross-Sectional Height | 0.207 INCHES NOMINAL IN |
| Center Hole Diameter | 4.526 INCHES NOMINAL IN |
| 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 |
|---|---|
| V72350 | Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division (USA) |
| Reference | Meaning |
|---|---|
| V72350 | 3/9 Design control — primary reference Parker-Hannifin Corporation Dba Motions & Controls Sales Division Div Motion & Control Sales Division - Troy |
NSN 5331-01-312-5939 is a O-Ring, manufactured by Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-312-5939 has 1 manufacturer part number on file: V72350 (Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division).
Key specifications for V72350: Cross-Sectional Height: 0.207 INCHES NOMINAL IN; Center Hole Diameter: 4.526 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: O-RING; End Item Identification: FILTER,FDPRESS P/N RF2-1-10C-MP-25YFF9-1-84 ONBOARD 400 FT WAGB COAST GUARD VESSELS FT. 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.