Disk, Valve4820-01-444-5477

NSN 4820-01-444-5477 · NIIN 014445477 · Part number 38271-K-183

Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 76364

Government record, cited

NSN 4820-01-444-5477 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-444-5477. Manufacturer of record part number: 38271-K-183.

Also searched as 4820-01-444-5477 · 4820014445477 · NIIN 014445477 · 01-444-5477 · FSC 4820 Valves, Nonpowered · CAGE 76364 · 38271-K-183 · 1022-006H 2 1/2-4 · 1022-006H 2 1/2-4 2.50IN PC15

Nearby stock numbers ← 4820-01-444-5474 Disk, Valve · 4820-01-444-5489 Flange, Gland, Valve →

4820-01-444-5477 — Valves, Nonpowered

Features

Disk,valve — FSC 4820
2 manufacturer part numbers on file
Manufacturer of record: Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc

Identification

NSN: 4820-01-444-5477
NIIN: 014445477
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 38271-K-183
Manufacturer: Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc

General Description

The Disk,valve, cataloged under National Stock Number 4820-01-444-5477, 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. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Disk,valve
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)
Manufacturers	Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (CAGE 76364)

Technical Specifications

Parameter	Value
NSN	4820-01-444-5477
Primary Part Number	38271-K-183
Item Name	Disk,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
38271-K-183 PRIMARY	Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA)
1022-006H 2 1/2-4 2.50IN PC15	Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc (USA)

Reference documents

Reference	Meaning
1022-006H 2 1/2-4	D/9 Drawing number reference only Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc

Frequently Asked Questions

What is NSN 4820-01-444-5477?

NSN 4820-01-444-5477 is a Disk,valve, manufactured by Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-444-5477?

NSN 4820-01-444-5477 has 2 manufacturer part numbers on file: 38271-K-183 (Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc), 1022-006H 2 1/2-4 2.50IN PC15 (Milwaukee Valve Co, Inc Div Milwaukee Valve Company, Llc).

Is NSN 4820-01-444-5477 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

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.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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