The Seat,valve, cataloged under National Stock Number 4820-01-291-1625, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Ives Equipment, Llc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-291-1625 |
| Primary Part Number | FV-29-582 |
| Item Name | Seat,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Ives Equipment, Llc |
| 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 |
|---|---|
| AV31-625 PIECE 16 | Ives Equipment, Llc (USA) |
| FV-29-582 | Automatic Switch Company Dba Asco (USA) |
| FV-29-582 PRIMARY | Ives Equipment, Llc (USA) |
NSN 4820-01-291-1625 is a Seat,valve, manufactured by Ives Equipment, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-291-1625 has 3 manufacturer part numbers on file: AV31-625 PIECE 16 (Ives Equipment, Llc), FV-29-582 (Automatic Switch Company Dba Asco), FV-29-582 (Ives Equipment, Llc).
Key specifications for FV-29-582: 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.