The Valve,gate, cataloged under National Stock Number 4820-01-197-4741, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Crane Co Div Valve Div. Government technical data includes 19 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 | 4820-01-197-4741 |
| Primary Part Number | 428 2 1/2IN |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Crane Co Div Valve Div |
| Status | ACTIVE |
| Inlet Relationship with Outlet | IDENTICAL |
| Maximum Operating Temp and Media for Which Designed | 200.0 FAHRENHEIT WATER-OIL-GAS DEGF |
| Operating Pressure and Type | 200.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS |
| Stem Type | RISING |
| Connection Type | THREADED INTERNAL PIPE |
| Material Document and Classification | ASTMCU0172 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | ASTMCU0172 ASSN STD SINGLE MATERIAL RESPONSE DISK |
| Material Document and Classification | ASTMCU0172 ASSN STD SINGLE MATERIAL RESPONSE SEAT |
| Material Document and Classification | ASTMCU0876 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| Valve Size | 2.500 INCHES IN |
| Bonnet Type | INSIDE SCREW |
| Nominal Thread Size | 2.500 INCHES IN |
| Bonnet Attachment Method | THREADED |
| Material | COPPER ALLOY 836 DISK |
| Material | COPPER ALLOY 836 BODY |
| Material | COPPER ALLOY 836 SEAT |
| Material | COPPER ALLOY 876 STEM |
| 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 |
|---|---|
| 428 2 1/2IN PRIMARY | Crane Co Div Valve Div (USA) |
NSN 4820-01-197-4741 is a Valve,gate, manufactured by Crane Co Div Valve Div, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-197-4741 has 1 manufacturer part number on file: 428 2 1/2IN (Crane Co Div Valve Div).
Key specifications for 428 2 1/2IN: Inlet Relationship with Outlet: IDENTICAL; Maximum Operating Temp and Media for Which Designed: 200.0 FAHRENHEIT WATER-OIL-GAS DEGF; Operating Pressure and Type: 200.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS; Stem Type: RISING. 19 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.