PartsTable TECHNICAL DATA SHEET

NSN 4820-01-176-1422Government record, cited

Valve, Regulating, System Pressure4820-01-176-1422

NSN 4820-01-176-1422 · NIIN 011761422 · Part number 65212521-024

Amz Alabama Inc. · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 076M6

Government record, cited

NSN 4820-01-176-1422 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-176-1422. Manufacturer of record part number: 65212521-024.

Also searched as 4820-01-176-1422 · 4820011761422 · NIIN 011761422 · 01-176-1422 · FSC 4820 Valves, Nonpowered · CAGE 076M6 · 65212521-024 · 94757-991 · 94757-991 · 94757-991

Nearby stock numbers ← 4820-01-176-1421 · 4820-01-176-1444 Seat, Valve →

4820-01-176-1422 — Valves, Nonpowered

Features

Valve,regulating,system Pressure — FSC 4820
3 manufacturer part numbers on file
Manufacturer of record: Amz Alabama Inc.

Identification

NSN: 4820-01-176-1422
NIIN: 011761422
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 65212521-024
Manufacturer: Amz Alabama Inc.

General Description

The Valve,regulating,system Pressure, cataloged under National Stock Number 4820-01-176-1422, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Amz Alabama Inc.. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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,regulating,system Pressure
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)
Manufacturers	Vitrek, Llc (CAGE 073M6); Amz Alabama Inc. (CAGE 076M6); Bae Systems Hagglunds Aktiebolag (CAGE AC90N)

Technical Specifications

Parameter	Value
NSN	4820-01-176-1422
Primary Part Number	65212521-024
Item Name	Valve,regulating,system Pressure
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Amz Alabama 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)

Cross-Reference Index

Part Number	Manufacturer
94757-991	Vitrek, Llc (USA)
65212521-024 PRIMARY	Amz Alabama Inc. (USA)
94757-991	Bae Systems Hagglunds Aktiebolag (SWE)

Reference documents

Reference	Meaning
94757-991	5/9 Secondary reference Bae Systems Hagglunds Ab
65212521-024	5/9 Secondary reference Bae Systems Hagglunds Ab
94757-991	3/9 Design control — primary reference U.s. Defense Services, Inc. Dba Usds

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 4820-01-176-1422?

NSN 4820-01-176-1422 is a Valve,regulating,system Pressure, manufactured by Amz Alabama Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-176-1422?

NSN 4820-01-176-1422 has 3 manufacturer part numbers on file: 94757-991 (Vitrek, Llc), 65212521-024 (Amz Alabama Inc.), 94757-991 (Bae Systems Hagglunds Aktiebolag).

Is NSN 4820-01-176-1422 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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