Valve, Check4820-01-156-4329

NSN 4820-01-156-4329 · NIIN 011564329 · Part number L21674P10

General Electric Company · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 07482

Government record, cited

NSN 4820-01-156-4329 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-156-4329. Manufacturer of record part number: L21674P10.

Also searched as 4820-01-156-4329 · 4820011564329 · NIIN 011564329 · 01-156-4329 · FSC 4820 Valves, Nonpowered · CAGE 07482 · L21674P10

Nearby stock numbers ← 4820-01-156-4328 Valve, Globe · 4820-01-156-4673 Disk, Rupturable →

4820-01-156-4329 — Valves, Nonpowered

Features

Valve,check — FSC 4820
1 manufacturer part number on file
Manufacturer of record: General Electric Company

Identification

NSN: 4820-01-156-4329
NIIN: 011564329
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: L21674P10
Manufacturer: General Electric Company

General Description

The Valve,check, cataloged under National Stock Number 4820-01-156-4329, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is General Electric Company. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Valve,check
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)
Manufacturers	General Electric Company (CAGE 07482)

Technical Specifications

Parameter	Value
NSN	4820-01-156-4329
Primary Part Number	L21674P10
Item Name	Valve,check
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	General Electric Company
Status	ACTIVE

Lifecycle & Compliance

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

Cross-Reference Index

Part Number	Manufacturer
L21674P10 PRIMARY	General Electric Company (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 4820-01-156-4329?

NSN 4820-01-156-4329 is a Valve,check, manufactured by General Electric Company, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-156-4329?

NSN 4820-01-156-4329 has 1 manufacturer part number on file: L21674P10 (General Electric Company).

Is NSN 4820-01-156-4329 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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