The Valve,gate, cataloged under National Stock Number 4820-01-450-3555, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is The Entwistle Company Llc. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-450-3555 |
| Primary Part Number | 9310C5009-001 |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | The Entwistle Company Llc |
| Status | ACTIVE |
| Inlet Relationship with Outlet | IDENTICAL |
| Stem Type | NONRISING |
| Connection Type | THREADED INTERNAL PIPE |
| Material Document and Classification | ASTMB62 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | ASTMB62 ASSN STD SINGLE MATERIAL RESPONSE DISK |
| Material Document and Classification | ASTMB62 ASSN STD SINGLE MATERIAL RESPONSE SEAT |
| Material Document and Classification | ASTMB62 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| Valve Size | 0.500 INCHES IN |
| Bonnet Type | PACKING RETAINING |
| Nominal Thread Size | 0.500 INCHES IN |
| Material | COPPER ALLOY BODY |
| Material | COPPER ALLOY STEM |
| Material | COPPER ALLOY DISK |
| Material | COPPER ALLOY SEAT |
| Thread Series Designator | NPT |
| 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 |
|---|---|
| FIG 3000-1/2 | Grinnell Corp (USA) |
| 9310C5009-001 PRIMARY | The Entwistle Company Llc (USA) |
NSN 4820-01-450-3555 is a Valve,gate, manufactured by The Entwistle Company Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-450-3555 has 2 manufacturer part numbers on file: FIG 3000-1/2 (Grinnell Corp), 9310C5009-001 (The Entwistle Company Llc).
Key specifications for 9310C5009-001: Inlet Relationship with Outlet: IDENTICAL; Stem Type: NONRISING; Connection Type: THREADED INTERNAL PIPE; Material Document and Classification: ASTMB62 ASSN STD SINGLE MATERIAL RESPONSE BODY. 16 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.