PartsTable TECHNICAL DATA SHEET

NSN 4820-01-439-6582Government record, cited

Valve, Rotary, Selector4820-01-439-6582

NSN 4820-01-439-6582 · NIIN 014396582 · Part number M00020450

Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 18925

Government record, cited

NSN 4820-01-439-6582 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-439-6582. Manufacturer of record part number: M00020450.

Also searched as 4820-01-439-6582 · 4820014396582 · NIIN 014396582 · 01-439-6582 · FSC 4820 Valves, Nonpowered · CAGE 18925 · M00020450 · 8100-1256-0303-PC137

Nearby stock numbers ← 4820-01-439-6569 Valve, Safety Relief · 4820-01-439-6606 Valve, Check →

4820-01-439-6582 — Valves, Nonpowered

Features

Valve,rotary,selector — FSC 4820
2 manufacturer part numbers on file
Manufacturer of record: Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division

Identification

NSN: 4820-01-439-6582
NIIN: 014396582
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: M00020450
Manufacturer: Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division

General Description

The Valve,rotary,selector, cataloged under National Stock Number 4820-01-439-6582, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	Valve,rotary,selector
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)
Manufacturers	Bath Iron Works Corporation (CAGE 70876); Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division (CAGE 18925)

Technical Specifications

Parameter	Value
NSN	4820-01-439-6582
Primary Part Number	M00020450
Item Name	Valve,rotary,selector
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division
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
8100-1256-0303-PC137	Bath Iron Works Corporation (USA)
M00020450 PRIMARY	Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division (USA)

Reference documents

Reference	Meaning
M00020450	3/9 Design control — primary reference U.S. Government activity

No interchangeability data on file.

Other items in FSC 4820 — Valves, Nonpowered

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4820-00-000-0097

4820-00-000-0097 · Item name not on file

4820-00-001-0010

VALVE,ROTARY,SELECTOR

4820-00-001-0020

4820-00-001-0020 · Item name not on file

4820-00-001-0021

4820-00-001-0021 · Item name not on file

4820-00-001-0032

4820-00-001-0032 · Item name not on file

4820-00-001-0037

VALVE,SAFETY RELIEF

4820-00-001-0042

4820-00-001-0042 · Item name not on file

4820-00-001-1230

4820-00-001-1230 · Item name not on file

Frequently Asked Questions

What is NSN 4820-01-439-6582?

NSN 4820-01-439-6582 is a Valve,rotary,selector, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-439-6582?

NSN 4820-01-439-6582 has 2 manufacturer part numbers on file: 8100-1256-0303-PC137 (Bath Iron Works Corporation), M00020450 (Parker-Hannifin Corporation Dba Pneutronics Div Pneumatic Division).

Is NSN 4820-01-439-6582 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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