The O-Ring, cataloged under National Stock Number 5331-01-562-0100, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Yanmar America Corporation. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5331-01-562-0100 |
| Primary Part Number | X0506589-01 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Yanmar America Corporation |
| 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 |
|---|---|
| X0506589-01 PRIMARY | Yanmar America Corporation (USA) |
| 370-X0506589-01 | Mack Boring & Parts Co (USA) |
| Reference | Meaning |
|---|---|
| X0506589-01 | 3/9 Design control — primary reference Yanmar Diesel America Corp |
NSN 5331-01-562-0100 is a O-Ring, manufactured by Yanmar America Corporation, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-562-0100 has 2 manufacturer part numbers on file: X0506589-01 (Yanmar America Corporation), 370-X0506589-01 (Mack Boring & Parts Co).
Key specifications for X0506589-01: Part Name Assigned by Controlling Agency: SEA WATER PUMP COVER O-RING; End Item Identification: 6LY2A-STP DIESEL ENGINE SEA WATER PUMP. 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.