The Valve,globe, cataloged under National Stock Number 4820-01-249-4790, 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 20 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-249-4790 |
| Primary Part Number | C-35731-2-1/2 IN |
| Item Name | Valve,globe |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc |
| Status | ACTIVE |
| Flow Control Device | DISKDISK |
| Furnished Items and Quantity | 1 HANDWHEEL |
| Flange Face Design | PLAIN FIRST END |
| Connection Style | PLAIN,OPTIONAL END(PIPE) SECOND END |
| Connection Type | THREADED INTERNAL HOSE SECOND END |
| Connection Type | FLANGE FIRST END |
| Style Designator | STRAIGHT THRU FLANGED ENDS |
| Material Document and Classification | ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | ASTM B164,CL B ASSN STD SINGLE MATERIAL RESPONSE STEM |
| Material Document and Classification | MIL-G-1149 MIL SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| Valve Size | 2.500 INCHES IN |
| Bonnet Type | INSIDE SCREWINSIDE SCREW |
| Mounting Facility | BRACKET(S) |
| Face to Face Distance | 10.062 INCHES IN |
| Thread Quantity Per Inch | 7-1/2 SECOND END |
| Material | NICKEL ALLOY STEM |
| Material | RUBBER FLOW CONTROL DEVICE |
| Material | COPPER ALLOY 922 BODY |
| Thread Series Designator | NH SECOND END |
| 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 |
|---|---|
| C-35731-2-1/2 IN PRIMARY | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA) |
| 1471-005 | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA) |
NSN 4820-01-249-4790 is a Valve,globe, manufactured by Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-249-4790 has 2 manufacturer part numbers on file: C-35731-2-1/2 IN (Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc), 1471-005 (Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-719-3229. Verify interchangeability with system specifications before substitution.
Key specifications for C-35731-2-1/2 IN: Flow Control Device: DISKDISK; Furnished Items and Quantity: 1 HANDWHEEL; Flange Face Design: PLAIN FIRST END; Connection Style: PLAIN,OPTIONAL END(PIPE) SECOND END. 20 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.