The Seat,valve, cataloged under National Stock Number 4810-00-770-1122, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. Government technical data includes 11 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-00-770-1122 |
| Item Name | Seat,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Status | ACTIVE |
| Flange Seat to Disk End Height | 0.065 INCHES NOMINAL IN |
| Flange Diameter | 0.672 INCHES NOMINAL IN |
| Body Outside Diameter | 0.623 INCHES NOMINAL IN |
| Style Designator | PLAIN FLANGED |
| Material Document and Classification | QQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Body Inside Diameter | 0.375 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE OVERALL |
| Under Flange Height | 0.328 INCHES NOMINAL IN |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Seat Angle in Deg | 45.000 NOMINAL |
| Seating Surface Shape | ANGULAR |
| 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 |
|---|---|
| 134042-1 | 5/9 Secondary reference U.S. Government activity |
| 134042-0001 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4810-00-770-1122 is a Seat,valve, classified under FSC 4810, Valves, Powered. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5998-01-021-1732. Verify interchangeability with system specifications before substitution.
Key specifications for 4810-00-770-1122: Flange Seat to Disk End Height: 0.065 INCHES NOMINAL IN; Flange Diameter: 0.672 INCHES NOMINAL IN; Body Outside Diameter: 0.623 INCHES NOMINAL IN; Style Designator: PLAIN FLANGED. 11 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.