The Seat,valve, cataloged under National Stock Number 4810-00-212-9477, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is M.t. Davidson Company. Government technical data includes 4 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-00-212-9477 |
| Primary Part Number | G98-141 |
| Item Name | Seat,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | M.t. Davidson Company |
| Status | ACTIVE |
| Thread Length | 1.125 INCHES NOMINAL SINGLE THREADED PORTION IN |
| Material | COPPER OVERALL |
| Thread Series Designator | UNS SINGLE THREADED PORTION |
| 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 |
|---|---|
| G98-141 | M.t. Davidson Company (USA) |
| Reference | Meaning |
|---|---|
| 61 | 5/9 Secondary reference M.t. Davidson Company |
| S47-8PC141 | 5/9 Secondary reference Naval Sea Systems Command |
| S47-8PC141 | 3/2 Design control — primary reference U.S. Government activity |
| S47-8PC141 | 5/9 Secondary reference M.t. Davidson Company |
NSN 4810-00-212-9477 is a Seat,valve, manufactured by M.t. Davidson Company, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-00-212-9477 has 1 manufacturer part number on file: G98-141 (M.t. Davidson Company).
Key specifications for G98-141: Overall Height: 1.125 INCHES NOMINAL IN; Thread Length: 1.125 INCHES NOMINAL SINGLE THREADED PORTION IN; Material: COPPER OVERALL; Thread Series Designator: UNS SINGLE THREADED PORTION. 4 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.