The Stem,fluid Valve, cataloged under National Stock Number 4820-01-480-6588, 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-480-6588 |
| Primary Part Number | 803-4384536-41AX-89 |
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc |
| Status | ACTIVE |
| Valve Type for Which Designed | GLOBE |
| Largest Outside Diameter | 0.743 INCHES NOMINAL IN |
| Stem Actuating End Type | THREADED EXTERNALLY |
| Valve Model Number for Which Designed | 803-4384536-41XX |
| Material Document and Classification | ASTM B164 ASSN STD SINGLE MATERIAL RESPONSE AND QQ-N-281, ALTERNATE MATERIAL FED SPEC SINGLE MATERIAL RESPONSE |
| Features Provided | GROOVED |
| Valve Size for Which Designed | 0.750 INCHES IN |
| Material | NICKEL ALLOY |
| 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 |
|---|---|
| 803-4384536-41AX-89 | Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA) |
| Reference | Meaning |
|---|---|
| 84360-.75 INCH PC 18 | 5/9 Secondary reference Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc |
| 28180-E | 5/9 Secondary reference Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc |
| 803-4384536-41AX-89 | 3/2 Design control — primary reference U.S. Government activity |
| 803-4384536 | D/9 Drawing number reference only U.S. Government activity |
NSN 4820-01-480-6588 is a Stem,fluid Valve, manufactured by Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-480-6588 has 1 manufacturer part number on file: 803-4384536-41AX-89 (Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc).
Key specifications for 803-4384536-41AX-89: Valve Type for Which Designed: GLOBE; Largest Outside Diameter: 0.743 INCHES NOMINAL IN; Stem Actuating End Type: THREADED EXTERNALLY; Valve Model Number for Which Designed: 803-4384536-41XX. 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.