The Valve,gate, cataloged under National Stock Number 4820-01-657-6435, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Potter Roemer, Llc Div Potter Roemer. Government technical data includes 10 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 | 4820-01-657-6435 |
| Primary Part Number | 4305 |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Potter Roemer, Llc Div Potter Roemer |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 HANDWHEEL |
| Inlet Relationship with Outlet | NOT IDENTICAL |
| Stem Type | NONRISING |
| Connection Type | THREADED INTERNAL PIPE AND THREADED EXTERNAL HOSE |
| Valve Size | 1.50 INCHES IN |
| Face to Face Distance | 5.00 INCHES IN |
| Pressure Class | ERR-060 |
| Material | COPPER ALLOY BODY |
| Material | COPPER ALLOY DISK |
| Valve Operation Method | MANUAL |
| 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 |
|---|---|
| 4305 PRIMARY | Potter Roemer, Llc Div Potter Roemer (USA) |
NSN 4820-01-657-6435 is a Valve,gate, manufactured by Potter Roemer, Llc Div Potter Roemer, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-657-6435 has 1 manufacturer part number on file: 4305 (Potter Roemer, Llc Div Potter Roemer).
Key specifications for 4305: Furnished Items and Quantity: 1 HANDWHEEL; Inlet Relationship with Outlet: NOT IDENTICAL; Stem Type: NONRISING; Connection Type: THREADED INTERNAL PIPE AND THREADED EXTERNAL HOSE. 10 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.