Valve, Check4820-01-373-6366

NSN 4820-01-373-6366 · NIIN 013736366 · Part number A8241-063-82340-181

Woodward, Inc. · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 31361

Government record, cited

NSN 4820-01-373-6366 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-373-6366. Manufacturer of record part number: A8241-063-82340-181.

Also searched as 4820-01-373-6366 · 4820013736366 · NIIN 013736366 · 01-373-6366 · FSC 4820 Valves, Nonpowered · CAGE 31361 · A8241-063-82340-181

Nearby stock numbers ← 4820-01-373-6365 Valve, Globe · 4820-01-373-6367 Valve, Check →

4820-01-373-6366 — Valves, Nonpowered

Features

Valve,check — FSC 4820
Connection Type: THREADED INTERNAL PIPE ALL ENDS
Style Designator: STRAIGHT THRU
Valve Operation Method: AUTOMATIC
1 manufacturer part number on file
Manufacturer of record: Woodward, Inc.

Identification

NSN: 4820-01-373-6366
NIIN: 013736366
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: A8241-063-82340-181
Manufacturer: Woodward, Inc.

General Description

The Valve,check, cataloged under National Stock Number 4820-01-373-6366, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Woodward, Inc.. Government technical data includes 3 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. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-373-6366
Primary Part Number	A8241-063-82340-181
Item Name	Valve,check
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Woodward, Inc.
Status	ACTIVE
Connection Type	THREADED INTERNAL PIPE ALL ENDS
Style Designator	STRAIGHT THRU
Valve Operation Method	AUTOMATIC

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
A8241-063-82340-181 PRIMARY	Woodward, Inc. (USA)

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 4820-01-373-6366?

NSN 4820-01-373-6366 is a Valve,check, manufactured by Woodward, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-373-6366?

NSN 4820-01-373-6366 has 1 manufacturer part number on file: A8241-063-82340-181 (Woodward, Inc.).

What are the specifications of A8241-063-82340-181?

Key specifications for A8241-063-82340-181: Connection Type: THREADED INTERNAL PIPE ALL ENDS; Style Designator: STRAIGHT THRU; Valve Operation Method: AUTOMATIC. 3 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-373-6366 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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