The Valve,ball, cataloged under National Stock Number 4820-01-541-7042, 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 8 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-541-7042 |
| Primary Part Number | 8501-700-12 |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 TAILPIECE AND 1 HANDLE |
| Style Designator | STRAIGHT THRU |
| Material Document and Classification | ASTM B283 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Operating Pressure | 600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Valve Size | 0.500 INCHES IN |
| Face to Face Distance | 2.280 INCHES IN |
| Material | COPPER 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 |
|---|---|
| 8501-700-12 PRIMARY | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA) |
| Reference | Meaning |
|---|---|
| 8301A00012 | 5/9 Secondary reference Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc |
| 8501000012 | 5/9 Secondary reference Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc |
| 8901-1/2 | 5/9 Secondary reference Hammond Valve Corp |
NSN 4820-01-541-7042 is a Valve,ball, manufactured by Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-541-7042 has 1 manufacturer part number on file: 8501-700-12 (Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc).
Key specifications for 8501-700-12: Furnished Items and Quantity: 1 TAILPIECE AND 1 HANDLE; Style Designator: STRAIGHT THRU; Material Document and Classification: ASTM B283 ASSN STD SINGLE MATERIAL RESPONSE BODY; Operating Pressure: 600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. 8 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.