Parts Kit, Pressure Regulating VA4820-01-667-5422

NSN 4820-01-667-5422 · NIIN 016675422 · Part number 389-3521

Tescom Corp Dba Tescom Div Tescom · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 13669

Government record, cited

NSN 4820-01-667-5422 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-667-5422. Manufacturer of record part number: 389-3521.

Also searched as 4820-01-667-5422 · 4820016675422 · NIIN 016675422 · 01-667-5422 · FSC 4820 Valves, Nonpowered · CAGE 13669 · 389-3521

Nearby stock numbers ← 4820-01-667-5418 Gear Operator, Valve · 4820-01-667-5426 Gear Operator, Valve →

4820-01-667-5422 — Valves, Nonpowered

Features

Parts Kit,pressure Regulating VA — FSC 4820
Component Quantity: 4
Component Document Origin: INDUSTRIAL
End Item Name: PRESSURE REGULATING VALVE
Furnished Items: 1 O-RING,1 BACK-UP RING,1 SEAT VENT,1 SEAT,VALVE
2 manufacturer part numbers on file
Manufacturer of record: Tescom Corp Dba Tescom Div Tescom

Identification

NSN: 4820-01-667-5422
NIIN: 016675422
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 389-3521
Manufacturer: Tescom Corp Dba Tescom Div Tescom

General Description

The Parts Kit,pressure Regulating VA, cataloged under National Stock Number 4820-01-667-5422, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Tescom Corp Dba Tescom Div Tescom. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 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	4820-01-667-5422
Primary Part Number	389-3521
Item Name	Parts Kit,pressure Regulating VA
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Tescom Corp Dba Tescom Div Tescom
Status	ACTIVE
Component Quantity	4
Component Document Origin	INDUSTRIAL
End Item Name	PRESSURE REGULATING VALVE
Furnished Items	1 O-RING,1 BACK-UP RING,1 SEAT VENT,1 SEAT,VALVE

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
389-3521	Trident Australia Pty Ltd (AUS)
389-3521 PRIMARY	Tescom Corp Dba Tescom Div Tescom (USA)

Frequently Asked Questions

What is NSN 4820-01-667-5422?

NSN 4820-01-667-5422 is a Parts Kit,pressure Regulating VA, manufactured by Tescom Corp Dba Tescom Div Tescom, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-667-5422?

NSN 4820-01-667-5422 has 2 manufacturer part numbers on file: 389-3521 (Trident Australia Pty Ltd), 389-3521 (Tescom Corp Dba Tescom Div Tescom).

What are the specifications of 389-3521?

Key specifications for 389-3521: Component Quantity: 4; Component Document Origin: INDUSTRIAL; End Item Name: PRESSURE REGULATING VALVE; Furnished Items: 1 O-RING,1 BACK-UP RING,1 SEAT VENT,1 SEAT,VALVE. 4 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-667-5422 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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