The Seat,valve, cataloged under National Stock Number 4810-00-146-4259, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 25 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-00-146-4259 |
| Item Name | Seat,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Status | ACTIVE |
| Flange Seat to Disk End Height | 0.938 INCHES NOMINAL IN |
| Flange Diameter | 2.781 INCHES NOMINAL IN |
| Body Outside Diameter | 2.187 INCHES NOMINAL IN |
| Hardness Rating | 180.0 BRINELL STANDARD NOMINAL BODY |
| Style Designator | PLAIN FLANGED |
| Material Document and Classification | MIL-S-872,CLASS A,COND A MIL SPEC SINGLE MATERIAL RESPONSE BODY |
| Body Inside Diameter | 1.750 INCHES NOMINAL IN |
| Under Flange Height | 1.000 INCHES NOMINAL IN |
| Material | STEEL BODY |
| Seating Surface Shape | RADIAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| WW8008629PC12 | 5/9 Secondary reference General Electric Company |
| W5939143PC11 | 5/9 Secondary reference General Electric Co Switchgear and Control Division of Apparatus Group |
| W5939143PC11 | 5/9 Secondary reference General Electric Company |
| W5939475PC11 | 5/9 Secondary reference General Electric Co Switchgear and Control Division of Apparatus Group |
| WW5937166PC14 | 5/9 Secondary reference General Electric Company |
| WW5939373PC12 | 5/9 Secondary reference General Electric Co Switchgear and Control Division of Apparatus Group |
| 8008629-012 | 3/9 Design control — primary reference General Electric Co Naval and Drive Turbine Systems Dept |
| WW8018666PC67 | 5/9 Secondary reference General Electric Co Switchgear and Control Division of Apparatus Group |
| WW8008629PC12 | 5/9 Secondary reference General Electric Co Switchgear and Control Division of Apparatus Group |
| 5939676G6 | 5/9 Secondary reference General Electric Co Switchgear and Control Division of Apparatus Group |
| W5939475PC11 | 5/9 Secondary reference General Electric Company |
| WW8018668PC14 | 5/9 Secondary reference General Electric Co Switchgear and Control Division of Apparatus Group |
| 8008629G5 | 5/9 Secondary reference General Electric Co Switchgear and Control Division of Apparatus Group |
| WW8018666PC67 | 5/9 Secondary reference General Electric Company |
| 8008629G5 | 5/9 Secondary reference General Electric Company |
| 5939373P12 | 5/9 Secondary reference General Electric Co Switchgear and Control Division of Apparatus Group |
| 5939373P12 | 5/9 Secondary reference General Electric Company |
| 8008629G5 | 5/9 Secondary reference General Electric Company |
| 5939676G6 | 5/9 Secondary reference General Electric Company |
| WW8018668PC14 | 5/9 Secondary reference General Electric Company |
NSN 4810-00-146-4259 is a Seat,valve, classified under FSC 4810, Valves, Powered. Status: active.
Key specifications for 4810-00-146-4259: Flange Seat to Disk End Height: 0.938 INCHES NOMINAL IN; Flange Diameter: 2.781 INCHES NOMINAL IN; Body Outside Diameter: 2.187 INCHES NOMINAL IN; Hardness Rating: 180.0 BRINELL STANDARD NOMINAL BODY. 10 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.