Disk, Valve 4820-01-251-4643 NSN 4820-01-251-4643 · NIIN 012514643 · Part number D2221731-01
Warren Controls, Inc. · FSC 4820 — Valves, Nonpowered · FSG 48 — Valves · CAGE 03847
NSN 4820-01-251-4643 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-251-4643. Manufacturer of record part number: D2221731-01 .
Also searched as
4820-01-251-4643 ·
4820012514643 ·
NIIN 012514643 ·
01-251-4643 ·
FSC 4820 Valves, Nonpowered · CAGE 03847 · D2221731-01
Nearby stock numbers
← 4820-01-251-4626
·
4820-01-251-4644 Disk, Valve →
4820-01-251-4643 — Valves, Nonpowered
Features
Disk,valve — FSC 4820 Material: STEEL CORROSION RESISTING 1 manufacturer part number on file Manufacturer of record: Warren Controls, Inc.
Identification
NSN: 4820-01-251-4643
NIIN: 012514643
FSC: 4820 — Valves, Nonpowered
FSG: 48 — Valves
Primary part number: D2221731-01
Manufacturer: Warren Controls, Inc.
General Description
The Disk,valve, cataloged under National Stock Number 4820-01-251-4643, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Warren Controls, Inc.. Government technical data includes 1 specification, 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 4820-01-251-4643 Primary Part Number D2221731-01 Item Name Disk,valve FSC / FSG 4820 / 48 — Valves, Nonpowered Manufacturer Warren Controls, Inc. Status ACTIVE Material STEEL CORROSION RESISTING
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
D2221731-01 PRIMARY Warren Controls, Inc. (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 4820-01-251-4643?
NSN 4820-01-251-4643 is a Disk,valve, manufactured by Warren Controls, Inc., classified under FSC 4820, Valves, Nonpowered. Status: active.
What part numbers are listed for NSN 4820-01-251-4643?
NSN 4820-01-251-4643 has 1 manufacturer part number on file: D2221731-01 (Warren Controls, Inc.).
What are the specifications of D2221731-01?
Key specifications for D2221731-01: Material: STEEL CORROSION RESISTING. 1 specification is documented in the U.S. Government catalog.
Is NSN 4820-01-251-4643 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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