Disk, Valve4820-01-349-8121

NSN 4820-01-349-8121 · NIIN 013498121 · Part number 3-3822-44

Tactair Fluid Controls Inc Western Hydraulics Div · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 04823

Government record, cited

NSN 4820-01-349-8121 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-349-8121. Manufacturer of record part number: 3-3822-44.

Also searched as 4820-01-349-8121 · 4820013498121 · NIIN 013498121 · 01-349-8121 · FSC 4820 Valves, Nonpowered · CAGE 04823 · 3-3822-44 · 7-3822 ITEM 64

Nearby stock numbers ← 4820-01-349-8117 Guide, Valve Stem · 4820-01-349-8157 Valve, Safety Relief →

4820-01-349-8121 — Valves, Nonpowered

Features

Disk,valve — FSC 4820
2 manufacturer part numbers on file
Manufacturer of record: Tactair Fluid Controls Inc Western Hydraulics Div

Identification

NSN: 4820-01-349-8121
NIIN: 013498121
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 3-3822-44
Manufacturer: Tactair Fluid Controls Inc Western Hydraulics Div

General Description

The Disk,valve, cataloged under National Stock Number 4820-01-349-8121, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Tactair Fluid Controls Inc Western Hydraulics Div. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Disk,valve
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)
Manufacturers	Tactair Fluid Controls Inc Western Hydraulics Div (CAGE 04823)

Technical Specifications

Parameter	Value
NSN	4820-01-349-8121
Primary Part Number	3-3822-44
Item Name	Disk,valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Tactair Fluid Controls Inc Western Hydraulics Div
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
7-3822 ITEM 64	Tactair Fluid Controls Inc Western Hydraulics Div (USA)
3-3822-44 PRIMARY	Tactair Fluid Controls Inc Western Hydraulics Div (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 4820-01-349-8121?

NSN 4820-01-349-8121 is a Disk,valve, manufactured by Tactair Fluid Controls Inc Western Hydraulics Div, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-349-8121?

NSN 4820-01-349-8121 has 2 manufacturer part numbers on file: 7-3822 ITEM 64 (Tactair Fluid Controls Inc Western Hydraulics Div), 3-3822-44 (Tactair Fluid Controls Inc Western Hydraulics Div).

Is NSN 4820-01-349-8121 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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