The Seat,valve, cataloged under National Stock Number 4810-00-339-4540, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Westinghouse Electric Corp. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Seat,valve |
| FSC / FSG | 4810 — Valves, Powered (FSG 48) |
| Manufacturers | Westinghouse Electric Corp (CAGE 79500) |
| Parameter | Value |
|---|---|
| NSN | 4810-00-339-4540 |
| Primary Part Number | 1429343 |
| Item Name | Seat,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Westinghouse Electric Corp |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 1429343 | Westinghouse Electric Corp (USA) |
| 13G339PC1-2 | Westinghouse Electric Corp (USA) |
| 27J661PC9 | Westinghouse Electric Corp (USA) |
| Reference | Meaning |
|---|---|
| 1429343 | 5/9 Secondary reference U.S. Government activity |
| 1429343 | 3/9 Design control — primary reference Westinghouse Electric Corp Control Business Unit |
| 13G339PC1-2 | 5/9 Secondary reference Westinghouse Electric Corp Control Business Unit |
| 27J661PC9 | 5/9 Secondary reference Westinghouse Electric Corp Control Business Unit |
| S6100-755522PC9 | 5/2 Secondary reference U.S. Government activity |
NSN 4810-00-339-4540 is a Seat,valve, manufactured by Westinghouse Electric Corp, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-00-339-4540 has 3 manufacturer part numbers on file: 1429343 (Westinghouse Electric Corp), 13G339PC1-2 (Westinghouse Electric Corp), 27J661PC9 (Westinghouse Electric Corp).
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.