The Seat,valve, cataloged under National Stock Number 4810-00-178-0468, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-00-178-0468 |
| Primary Part Number | 8734212 |
| Item Name | Seat,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Flange Seat to Disk End Height | 0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN |
| Flange Diameter | 0.960 INCHES MINIMUM AND 0.965 INCHES MAXIMUM IN |
| Body Outside Diameter | 0.530 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN |
| Seal Accommodation Type | GROOVED |
| Style Designator | PLAIN FLANGED |
| Body Inside Diameter | 0.250 INCHES NOMINAL IN |
| Under Flange Height | 0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN |
| Material | STEEL CORROSION RESISTING OVERALL |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 8734212 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 4810-00-178-0468 is a Seat,valve, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-00-178-0468 has 1 manufacturer part number on file: 8734212 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 8734212: Flange Seat to Disk End Height: 0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN; Flange Diameter: 0.960 INCHES MINIMUM AND 0.965 INCHES MAXIMUM IN; Body Outside Diameter: 0.530 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN; Seal Accommodation Type: GROOVED. 9 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.