PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

050466 PIECE 19Disk,valve

William Powell Company, the Dba Powell Valve Div the Starflo Corporation · NSN 4820-01-222-1046 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-222-1046 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-222-1046. Primary manufacturer part number: 050466 PIECE 19.
Features
  • Disk,valve — FSC 4820
  • Material: STEEL CORROSION RESISTING
  • 4 verified cross-references
  • Primary manufacturer: William Powell Company, the Dba Powell Valve Div the Starflo Corporation
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Disk,valve, cataloged under National Stock Number 4820-01-222-1046, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is William Powell Company, the Dba Powell Valve Div the Starflo Corporation. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-222-1046
Primary Part Number050466 PIECE 19
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerWilliam Powell Company, the Dba Powell Valve Div the Starflo Corporation
StatusACTIVE
MaterialSTEEL CORROSION RESISTING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4820-00-445-4375B10064B2TS/1020000/882046309 INTERCHANGEABLE
Valve,gate
Velan Valve Corp.
6520-01-530-1680600-5629 INTERCHANGEABLE
Spreader,gutta-Percha,dental
Henry Schein, Inc.
Cross-Reference Index
Part NumberManufacturer
050466 William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA)
050466 PIECE 19 PRIMARY William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA)
3"2456DISC#21E66773-1741417 William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA)
E-66773 William Powell Company, the Dba Powell Valve Div the Starflo Corporation (USA)
Related Parts
4820-00-445-4375INTERCHANGEABLE
VALVE,GATE
B10064B2TS/1020000/882046309
6520-01-530-1680INTERCHANGEABLE
SPREADER,GUTTA-PERCHA,DENTAL
600-5629

Frequently Asked Questions

What is NSN 4820-01-222-1046?

NSN 4820-01-222-1046 is a Disk,valve, manufactured by William Powell Company, the Dba Powell Valve Div the Starflo Corporation, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-222-1046?

NSN 4820-01-222-1046 has 4 cross-referenced part numbers: 050466 (William Powell Company, the Dba Powell Valve Div the Starflo Corporation), 050466 PIECE 19 (William Powell Company, the Dba Powell Valve Div the Starflo Corporation), 3"2456DISC#21E66773-1741417 (William Powell Company, the Dba Powell Valve Div the Starflo Corporation), E-66773 (William Powell Company, the Dba Powell Valve Div the Starflo Corporation).

What NSN replaces 4820-01-222-1046?

There are 2 known substitutes for 4820-01-222-1046: 4820-00-445-4375, 6520-01-530-1680. Verify interchangeability with system specifications before substitution.

What are the specifications of 050466 PIECE 19?

Key specifications for 050466 PIECE 19: Material: STEEL CORROSION RESISTING. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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