PartsTable TECHNICAL DATA SHEET

NSN 4820-00-343-6444Government record, cited

Valve, Calibrated Flow4820-00-343-6444

NSN 4820-00-343-6444 · NIIN 003436444 · Part number 33942W

Joy Global Underground Mining Llc · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 32537

Government record, cited

NSN 4820-00-343-6444 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-343-6444. Manufacturer of record part number: 33942W.

Also searched as 4820-00-343-6444 · 4820003436444 · NIIN 003436444 · 00-343-6444 · FSC 4820 Valves, Nonpowered · CAGE 32537 · 33942W · 31597W · 31597W

Nearby stock numbers ← 4820-00-343-6285 Diaphragm, Valve, Flat · 4820-00-343-6466 Valve, Safety Relief →

4820-00-343-6444 — Valves, Nonpowered

Features

Valve,calibrated Flow — FSC 4820
1 manufacturer part number on file
Manufacturer of record: Joy Global Underground Mining Llc

Identification

NSN: 4820-00-343-6444
NIIN: 003436444
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 33942W
Manufacturer: Joy Global Underground Mining Llc

General Description

The Valve,calibrated Flow, cataloged under National Stock Number 4820-00-343-6444, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Joy Global Underground Mining Llc. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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,calibrated Flow
FSC / FSG	4820 — Valves, Nonpowered (FSG 48)
Manufacturers	Joy Global Underground Mining Llc (CAGE 32537)

Technical Specifications

Parameter	Value
NSN	4820-00-343-6444
Primary Part Number	33942W
Item Name	Valve,calibrated Flow
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Joy Global Underground Mining Llc
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
33942W	Joy Global Underground Mining Llc (USA)

Reference documents

Reference	Meaning
31597W	5/9 Secondary reference Joy Global Underground Mining Llc
31597W	5/9 Secondary reference U.S. Government activity
33942W	3/9 Design control — primary reference U.S. Government activity

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 4820-00-343-6444?

NSN 4820-00-343-6444 is a Valve,calibrated Flow, manufactured by Joy Global Underground Mining Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-00-343-6444?

NSN 4820-00-343-6444 has 1 manufacturer part number on file: 33942W (Joy Global Underground Mining Llc).

Is NSN 4820-00-343-6444 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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