Westerbeke Corporation · NSN 4820-01-145-4083 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-145-4083 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-145-4083. Primary manufacturer part number: 21937.
4820-01-145-4083 — No Item Name Available illustration
Features
Piston,valve — FSC 4820
Outside Diameter: 0.250 INCHES NOMINAL IN
Material: STEEL
2 verified cross-references
Primary manufacturer: Westerbeke Corporation
Applications
Flow control in piping systems
Pressure regulation
Steam and fluid isolation
Applications requiring Steel construction
General Description
The Piston,valve, cataloged under National Stock Number 4820-01-145-4083, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Westerbeke Corporation. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
NSN 4820-01-145-4083 is a Piston,valve, manufactured by Westerbeke Corporation, classified under FSC 4820 (No Item Name Available). Status: active.
What are the part numbers for NSN 4820-01-145-4083?
NSN 4820-01-145-4083 has 2 cross-referenced part numbers: 21937 (Westerbeke Corporation), 7123-15G (Westerbeke Corporation).
What NSN replaces 4820-01-145-4083?
There are 7 known substitutes for 4820-01-145-4083: 4710-00-010-9572, 4730-00-050-4205, 1650-00-496-2092 and 4 more. Verify interchangeability with system specifications before substitution.
What are the specifications of 21937?
Key specifications for 21937: Outside Diameter: 0.250 INCHES NOMINAL IN; Overall Length: 0.325 INCHES NOMINAL IN; Material: STEEL. 3 total characteristics are documented in the Federal Logistics Information System.
✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.