Stem, Fluid Valve4820-01-407-0543

NSN 4820-01-407-0543 · NIIN 014070543 · Part number 490-8272-0

Wallace-Murray Corp Illinois Gear Div · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 74831

Government record, cited

NSN 4820-01-407-0543 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-407-0543. Manufacturer of record part number: 490-8272-0.

Also searched as 4820-01-407-0543 · 4820014070543 · NIIN 014070543 · 01-407-0543 · FSC 4820 Valves, Nonpowered · CAGE 74831 · 490-8272-0

Nearby stock numbers ← 4820-01-407-0536 Retainer, Disk, Valve · 4820-01-407-0545 Stem, Fluid Valve →

4820-01-407-0543 — Valves, Nonpowered

Features

Stem,fluid Valve — FSC 4820
Valve Type for Which Designed: REGULATOR
Valve Model Number for Which Designed: 512-0300
Material: COPPER ALLOY
1 manufacturer part number on file
Manufacturer of record: Wallace-Murray Corp Illinois Gear Div

Identification

NSN: 4820-01-407-0543
NIIN: 014070543
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: 490-8272-0
Manufacturer: Wallace-Murray Corp Illinois Gear Div

General Description

The Stem,fluid Valve, cataloged under National Stock Number 4820-01-407-0543, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Wallace-Murray Corp Illinois Gear Div. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	4820-01-407-0543
Primary Part Number	490-8272-0
Item Name	Stem,fluid Valve
FSC / FSG	4820 / 48 — Valves, Nonpowered
Manufacturer	Wallace-Murray Corp Illinois Gear Div
Status	ACTIVE
Valve Type for Which Designed	REGULATOR
Valve Model Number for Which Designed	512-0300
Material	COPPER ALLOY

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
490-8272-0 PRIMARY	Wallace-Murray Corp Illinois Gear 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 4820-01-407-0543?

NSN 4820-01-407-0543 is a Stem,fluid Valve, manufactured by Wallace-Murray Corp Illinois Gear Div, classified under FSC 4820, Valves, Nonpowered. Status: active.

What part numbers are listed for NSN 4820-01-407-0543?

NSN 4820-01-407-0543 has 1 manufacturer part number on file: 490-8272-0 (Wallace-Murray Corp Illinois Gear Div).

What are the specifications of 490-8272-0?

Key specifications for 490-8272-0: Valve Type for Which Designed: REGULATOR; Valve Model Number for Which Designed: 512-0300; Material: COPPER ALLOY. 3 specifications are documented in the U.S. Government catalog.

Is NSN 4820-01-407-0543 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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