The O-Ring, cataloged under National Stock Number 5331-01-613-4309, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Kubota Engine America Corporation. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-613-4309 |
| Primary Part Number | 04814-0631-0 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Kubota Engine America Corporation |
| Status | ACTIVE |
| Cross-Sectional Height | 2.0 MILLIMETERS NOMINAL MM |
| Outside Diameter | 31.0 MILLIMETERS NOMINAL MM |
| Peripheral Diameter | 31.0 MILLIMETERS NOMINAL MM |
| Color | BLACK |
| Center Hole Diameter | 27.0 MILLIMETERS NOMINAL MM |
| Material | RUBBER |
| 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 |
|---|---|
| 04814-0631-0 PRIMARY | Kubota Engine America Corporation (USA) |
| 04814-06310 | Kubota Tractor Aust Pty Ltd (AUS) |
| Reference | Meaning |
|---|---|
| 300208066H | D/9 Drawing number reference only Fischer Panda Generators, Inc. |
NSN 5331-01-613-4309 is a O-Ring, manufactured by Kubota Engine America Corporation, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-613-4309 has 2 manufacturer part numbers on file: 04814-0631-0 (Kubota Engine America Corporation), 04814-06310 (Kubota Tractor Aust Pty Ltd).
Key specifications for 04814-0631-0: Cross-Sectional Height: 2.0 MILLIMETERS NOMINAL MM; Outside Diameter: 31.0 MILLIMETERS NOMINAL MM; Peripheral Diameter: 31.0 MILLIMETERS NOMINAL MM; Color: BLACK. 6 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.