Stem, Fluid Valve4820-01-020-3444

NSN 4820-01-020-3444 · NIIN 010203444 · Part number 737201

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 10001

Government record, cited

NSN 4820-01-020-3444 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-020-3444. Manufacturer of record part number: 737201.

Also searched as 4820-01-020-3444 · 4820010203444 · NIIN 010203444 · 01-020-3444 · FSC 4820 Valves, Nonpowered · CAGE 10001 · 737201

Nearby stock numbers ← 4820-01-020-3396 · 4820-01-020-3454 Stem, Valve →

4820-01-020-3444 — Valves, Nonpowered

Features

Stem,fluid Valve — FSC 4820
Criticality Code Justification: FEAT
1 manufacturer part number on file
Manufacturer of record: Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier

Identification

NSN: 4820-01-020-3444
NIIN: 010203444
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 737201
Manufacturer: Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier

General Description

The Stem,fluid Valve, cataloged under National Stock Number 4820-01-020-3444, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 1 specification, 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. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-020-3444
Primary Part Number	737201
Item Name	Stem,fluid Valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
Status	ACTIVE
Criticality Code Justification	FEAT

Lifecycle & Compliance

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

Cross-Reference Index

Part Number	Manufacturer
737201 PRIMARY	Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)

Frequently Asked Questions

What is NSN 4820-01-020-3444?

NSN 4820-01-020-3444 is a Stem,fluid Valve, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-020-3444?

NSN 4820-01-020-3444 has 1 manufacturer part number on file: 737201 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What are the specifications of 737201?

Key specifications for 737201: Criticality Code Justification: FEAT; Special Features: TESTED IAW MIL-M-19595. 1 specification is documented in the U.S. Government catalog.

Is NSN 4820-01-020-3444 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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