The Seat,valve, cataloged under National Stock Number 4810-01-129-5595, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Waterous Company. Government technical data includes 1 specification, 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. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-129-5595 |
| Primary Part Number | 51596 |
| Item Name | Seat,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Waterous Company |
| Status | ACTIVE |
| Material | COPPER ALLOY OVERALL |
| 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 |
|---|---|
| 51596 PRIMARY | Waterous Company (USA) |
NSN 4810-01-129-5595 is a Seat,valve, manufactured by Waterous Company, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-129-5595 has 1 manufacturer part number on file: 51596 (Waterous Company).
2 possible matches (shared part number, not a government interchangeability claim): 2940-01-201-6794, 1680-01-556-1482. Verify interchangeability with system specifications before substitution.
Key specifications for 51596: Material: COPPER ALLOY OVERALL. 1 specification is 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.