The Valve,gate, cataloged under National Stock Number 4820-01-675-4497, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Warren Alloy Valve and Fitting Co Inc. 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 | 4820-01-675-4497 |
| Primary Part Number | 801HF-S-1/4IN |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Warren Alloy Valve and Fitting Co Inc |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 HANDWHEEL |
| Inlet Relationship with Outlet | IDENTICAL |
| Stem Type | RISING |
| Connection Type | SOCKET, WELD, TUBE |
| Material Document and Classification | ASTM A182 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | ASTM A182 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| Material Document and Classification | ASTM A182+STL6 ASSN STD SINGLE MATERIAL RESPONSE DISK |
| Nominal Outside Diameter Tube Accommodated | 0.25 INCHES IN |
| Valve Size | 0.25 INCHES IN |
| Bonnet Type | OUTSIDE SCREW-YOKE |
| Face to Face Distance | 3.11 INCHES IN |
| Pressure Class | ERR-060 |
| Material | STEEL COMP 316L STEM |
| Material | STEEL COMP 316L BODY |
| Material | STEEL COMP 316L 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 |
|---|---|
| WARREN-801HF-S-1/4IN | Warren Alloy Valve and Fitting Co Inc (USA) |
| 801HF-S-1/4IN PRIMARY | Warren Alloy Valve and Fitting Co Inc (USA) |
NSN 4820-01-675-4497 is a Valve,gate, manufactured by Warren Alloy Valve and Fitting Co Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-675-4497 has 2 manufacturer part numbers on file: WARREN-801HF-S-1/4IN (Warren Alloy Valve and Fitting Co Inc), 801HF-S-1/4IN (Warren Alloy Valve and Fitting Co Inc).
Key specifications for 801HF-S-1/4IN: Furnished Items and Quantity: 1 HANDWHEEL; Inlet Relationship with Outlet: IDENTICAL; Stem Type: RISING; Connection Type: SOCKET, WELD, TUBE. 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.