The Valve,gate, cataloged under National Stock Number 4820-01-458-7253, 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 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-458-7253 |
| Primary Part Number | 1146-081S 200 |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc |
| Status | ACTIVE |
| Material Document and Classification | ASTM-B61 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | ASTM-B164 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| Valve Size | 2.000 INCHES IN |
| Material | COPPER ALLOY BODY |
| Material | NICKEL ALLOY STEM |
| 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 |
|---|---|
| 1146-081S 200 PRIMARY | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA) |
| Reference | Meaning |
|---|---|
| 1146-081-J-0001 | D/9 Drawing number reference only Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc |
| 1146-081S 2.00IPS | 5/9 Secondary reference Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc |
NSN 4820-01-458-7253 is a Valve,gate, manufactured by Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-458-7253 has 1 manufacturer part number on file: 1146-081S 200 (Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc).
Key specifications for 1146-081S 200: Material Document and Classification: ASTM-B61 ASSN STD SINGLE MATERIAL RESPONSE BODY; Material Document and Classification: ASTM-B164 ASSN STD SINGLE MATERIAL RESPONSE STEM; Valve Size: 2.000 INCHES IN; Special Features: INLET CONNECTION SOCKET WELD UNION,OUTLET CONNECTION SOCKET WELD UNION;INTERN. BORE 2.156 IN. MIN.;DESIGN PRESS. 400;DESIGN TEMP. 150;HYDROSTATIC TEST PRESS. SHELL 600 AND SEAT 400;LENGTH OF BODY 8 3/4 INCHES; HANDWHEEL 5 INCHES AND HANDWHEEL TO CTR OF BODY 8 INCHES IN. 5 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.