The Seat,valve, cataloged under National Stock Number 4810-00-448-5768, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-00-448-5768 |
| Item Name | Seat,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Status | ACTIVE |
| Flange Seat to Disk End Height | 0.152 INCHES MINIMUM AND 0.155 INCHES MAXIMUM IN |
| Flange Diameter | 0.374 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Body Outside Diameter | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN |
| Style Designator | PLAIN FLANGED |
| Body Inside Diameter | 0.100 INCHES MINIMUM AND 0.102 INCHES MAXIMUM IN |
| Nondefinitive Spec/std Data | 302 COMPOSITION |
| Seat Radius | 0.094 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Under Flange Height | 0.140 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN |
| Material | STEEL OVERALL |
| Seat Angle in Deg | 59.000 MINIMUM AND 61.000 MAXIMUM |
| Seating Surface Shape | FLAT |
| 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 |
|---|---|
| 311903-2 | 5/9 Secondary reference Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road) |
| 311903-2 | 5/9 Secondary reference U.S. Government activity |
| 311903-2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4810-00-448-5768 is a Seat,valve, classified under FSC 4810, Valves, Powered. Status: active.
Key specifications for 4810-00-448-5768: Flange Seat to Disk End Height: 0.152 INCHES MINIMUM AND 0.155 INCHES MAXIMUM IN; Flange Diameter: 0.374 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN; Body Outside Diameter: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN; Style Designator: PLAIN FLANGED. 12 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.