Valve, Check4820-01-556-9229

NSN 4820-01-556-9229 · NIIN 015569229 · Part number 534A0173H01

Frick Co · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 23587

Government record, cited

NSN 4820-01-556-9229 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-556-9229. Manufacturer of record part number: 534A0173H01.

Also searched as 4820-01-556-9229 · 4820015569229 · NIIN 015569229 · 01-556-9229 · FSC 4820 Valves, Nonpowered · CAGE 23587 · 534A0173H01

Nearby stock numbers ← 4820-01-556-9225 Retainer, Seat, Valve · 4820-01-556-9230 Piston, Valve →

4820-01-556-9229 — Valves, Nonpowered

Features

Valve,check — FSC 4820
2 manufacturer part numbers on file
Manufacturer of record: Frick Co

Identification

NSN: 4820-01-556-9229
NIIN: 015569229
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 534A0173H01
Manufacturer: Frick Co

General Description

The Valve,check, cataloged under National Stock Number 4820-01-556-9229, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Frick Co. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-556-9229
Primary Part Number	534A0173H01
Item Name	Valve,check
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Frick Co
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
534A0173H01	Johnson Controls Ltd, York Navy Systems (GBR)
534A0173H01 PRIMARY	Frick Co (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 4820-01-556-9229?

NSN 4820-01-556-9229 is a Valve,check, manufactured by Frick Co, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-556-9229?

NSN 4820-01-556-9229 has 2 manufacturer part numbers on file: 534A0173H01 (Johnson Controls Ltd, York Navy Systems), 534A0173H01 (Frick Co).

What are the specifications of 534A0173H01?

Key specifications for 534A0173H01: End Item Identification: SCREW COMPRESSOR XJS-95. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-556-9229 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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