The Valve,gate, cataloged under National Stock Number 4820-01-143-3400, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc. Government technical data includes 14 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-143-3400 |
| Primary Part Number | 1146-208V 38 |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc |
| Status | ACTIVE |
| Furnished Items and Quantity | 2 NUT AND 2 TAILPIECE |
| Inlet Relationship with Outlet | IDENTICAL |
| Nominal Pipe Size Accommodated | 0.375 INCHES IN |
| Maximum Operating Temp and Media for Which Designed | 275.0 FAHRENHEIT STEAM DEGF |
| Operating Pressure and Type | 400.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS |
| Stem Type | NONRISING |
| Supplementary Features | THIS ITEM HAS BEEN REVIEWED FOR ASBESTOS MATERIAL. THE CURRENT APPROVED SOURCES 48422 HAVE INDICATED THEIR PART NUMBER CONTAINED ASBESTOS PRIOR TO 1984. THEY CONTINUE TO MANUFACTURE THE SAME PART NUMBER WITHOUT ASBESTOS MATERIAL AFTER 1984 |
| Connection Type | SOCKET, WELD, PIPE |
| Valve Size | 0.375 INCHES IN |
| Bonnet Type | PACKING RETAINING |
| Material | NICKEL ALLOY STEM |
| Material | COPPER ALLOY 922 SEAT |
| Material | COPPER ALLOY 922 AND NICKEL ALLOY BODY |
| 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 |
|---|---|
| 1146-208V 38 PRIMARY | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA) |
| Reference | Meaning |
|---|---|
| 803-1385714-2MODW/LKSHLD | 5/9 Secondary reference U.S. Government activity |
| 1146-208-C0001MODW/LKSHLD | 5/9 Secondary reference Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc |
| 1146-239U-38 | 3/9 Design control — primary reference Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc |
| 1146-239V-38 | 5/9 Secondary reference Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc |
| 1146-208-C0001M | 5/9 Secondary reference Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc |
| 803-1385714 | D/9 Drawing number reference only U.S. Government activity |
NSN 4820-01-143-3400 is a Valve,gate, manufactured by Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-143-3400 has 1 manufacturer part number on file: 1146-208V 38 (Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc).
Key specifications for 1146-208V 38: Furnished Items and Quantity: 2 NUT AND 2 TAILPIECE; Inlet Relationship with Outlet: IDENTICAL; Nominal Pipe Size Accommodated: 0.375 INCHES IN; Maximum Operating Temp and Media for Which Designed: 275.0 FAHRENHEIT STEAM DEGF. 14 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.