Valve, Check4820-01-659-3816

NSN 4820-01-659-3816 · NIIN 016593816 · Part number 80143-100

Hydraulics International, Inc. Dba Hydraulics International Inc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 56529

Government record, cited

NSN 4820-01-659-3816 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-659-3816. Manufacturer of record part number: 80143-100.

Also searched as 4820-01-659-3816 · 4820016593816 · NIIN 016593816 · 01-659-3816 · FSC 4820 Valves, Nonpowered · CAGE 56529 · 80143-100 · 80143

Nearby stock numbers ← 4820-01-659-3766 Valve, Regulating, Fluid Pressure · 4820-01-659-3881 Valve, Linear, Directional Control →

4820-01-659-3816 — Valves, Nonpowered

Features

Valve,check — FSC 4820
1 manufacturer part number on file
Manufacturer of record: Hydraulics International, Inc. Dba Hydraulics International Inc

Identification

NSN: 4820-01-659-3816
NIIN: 016593816
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 80143-100
Manufacturer: Hydraulics International, Inc. Dba Hydraulics International Inc

General Description

The Valve,check, cataloged under National Stock Number 4820-01-659-3816, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Hydraulics International, Inc. Dba Hydraulics International Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Valve,check
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)
Manufacturers	Hydraulics International, Inc. Dba Hydraulics International Inc (CAGE 56529)

Technical Specifications

Parameter	Value
NSN	4820-01-659-3816
Primary Part Number	80143-100
Item Name	Valve,check
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Hydraulics International, Inc. Dba Hydraulics International Inc
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
80143-100 PRIMARY	Hydraulics International, Inc. Dba Hydraulics International Inc (USA)

Reference documents

Reference	Meaning
80143-100	5/9 Secondary reference Hydraulics International, Inc. Dba Use CAGE Code 56529 for Cataloging
80143	D/9 Drawing number reference only Hydraulics International, Inc. Dba Hydraulics International Inc

Frequently Asked Questions

What is NSN 4820-01-659-3816?

NSN 4820-01-659-3816 is a Valve,check, manufactured by Hydraulics International, Inc. Dba Hydraulics International Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-659-3816?

NSN 4820-01-659-3816 has 1 manufacturer part number on file: 80143-100 (Hydraulics International, Inc. Dba Hydraulics International Inc).

Is NSN 4820-01-659-3816 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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