The Valve,gate, cataloged under National Stock Number 4820-01-650-9441, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Oic Valve Corp. Government technical data includes 18 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 | 4820-01-650-9441 |
| Primary Part Number | S151-G 2.5IN |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Oic Valve Corp |
| Status | ACTIVE |
| Inlet Relationship with Outlet | IDENTICAL |
| Flange Face Design | RAISED |
| Stem Type | RISING |
| Connection Type | FLANGE, ROUND W/HOLES |
| Material Document and Classification | A351-CF8M ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | A351-CF8M ASSN STD SINGLE MATERIAL RESPONSE DISK |
| Material Document and Classification | A479-316 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| Valve Size | 2.50 INCHES IN |
| Bonnet Type | PACKING RETAINING |
| Bolt Hole Quantity | 4 |
| Flange Diameter | 7.00 INCHES IN |
| Bonnet Attachment Method | BOLTED |
| Face to Face Distance | 7.50 INCHES IN |
| Pressure Class | ERR-060 |
| Material | STEEL CORROSION RESISTING BODY |
| Material | STEEL CORROSION RESISTING STEM |
| Material | STEEL CORROSION RESISTING 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 |
|---|---|
| S151-G 2.5IN PRIMARY | Oic Valve Corp (USA) |
NSN 4820-01-650-9441 is a Valve,gate, manufactured by Oic Valve Corp, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-650-9441 has 1 manufacturer part number on file: S151-G 2.5IN (Oic Valve Corp).
Key specifications for S151-G 2.5IN: Inlet Relationship with Outlet: IDENTICAL; Flange Face Design: RAISED; Stem Type: RISING; Connection Type: FLANGE, ROUND W/HOLES. 18 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.