PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

22337Seat,valve

Leslie Controls, Inc. Dba Leslie Controls Inc · NSN 4820-00-216-9081 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-216-9081 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-216-9081. Primary manufacturer part number: 22337.
Features
  • Seat,valve — FSC 4820
  • Flange Diameter: 0.562 INCHES NOMINAL IN
  • Thread Series Designator: UNF SINGLE THREADED PORTION
  • Style Designator: THREADED FLANGED
  • Material: COPPER ALLOY OVERALL
  • Under Flange Height: 0.250 INCHES NOMINAL IN
  • Thread Class: 2A SINGLE THREADED PORTION A
  • Flange Seat to Disk End Height: 0.156 INCHES NOMINAL IN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Overall construction
General Description

The Seat,valve, cataloged under National Stock Number 4820-00-216-9081, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Leslie Controls, Inc. Dba Leslie Controls Inc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference 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.

Technical Specifications
ParameterValue
NSN4820-00-216-9081
Primary Part Number22337
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerLeslie Controls, Inc. Dba Leslie Controls Inc
StatusACTIVE
Flange Diameter0.562 INCHES NOMINAL IN
Thread Series DesignatorUNF SINGLE THREADED PORTION
Style DesignatorTHREADED FLANGED
MaterialCOPPER ALLOY OVERALL
Under Flange Height0.250 INCHES NOMINAL IN
Thread Class2A SINGLE THREADED PORTION A
Flange Seat to Disk End Height0.156 INCHES NOMINAL IN
Nominal Thread Size0.438 INCHES SINGLE THREADED PORTION IN
Seating Surface ShapeFLAT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
3455-00-236-363150-10760 INTERCHANGEABLE
Reamer,machine
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
2530-00-426-73185206 INTERCHANGEABLE
Spacer
Erie Malleable Iron Co
5950-00-436-0035 INTERCHANGEABLE
Reactor
6685-00-530-0092J0658 INTERCHANGEABLE
Gage,pressure,dial Indicating
Bellofram Corporation
5950-01-236-0587 INTERCHANGEABLE
Reactor
3010-01-299-578822337 INTERCHANGEABLE
Disk,clutch,nonvehicular
Paccar Winch Inc Dba Paccar Winch Division
5905-01-315-311622337 INTERCHANGEABLE
Resistor,fixed,film
Allied Systems Company Dba Allied Systems Co
Cross-Reference Index
Part NumberManufacturer
22337 PRIMARY Leslie Controls, Inc. Dba Leslie Controls Inc (USA)
Related Parts
3455-00-236-3631INTERCHANGEABLE
REAMER,MACHINE
50-10760
2530-00-426-7318INTERCHANGEABLE
SPACER
5206
5950-00-436-0035INTERCHANGEABLE
REACTOR
6685-00-530-0092INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
J0658
5950-01-236-0587INTERCHANGEABLE
REACTOR
3010-01-299-5788INTERCHANGEABLE
DISK,CLUTCH,NONVEHICULAR
22337
5905-01-315-3116INTERCHANGEABLE
RESISTOR,FIXED,FILM
22337

Frequently Asked Questions

What is NSN 4820-00-216-9081?

NSN 4820-00-216-9081 is a Seat,valve, manufactured by Leslie Controls, Inc. Dba Leslie Controls Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-216-9081?

NSN 4820-00-216-9081 has 1 cross-referenced part number: 22337 (Leslie Controls, Inc. Dba Leslie Controls Inc).

What NSN replaces 4820-00-216-9081?

There are 7 known substitutes for 4820-00-216-9081: 3455-00-236-3631, 2530-00-426-7318, 5950-00-436-0035 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 22337?

Key specifications for 22337: Flange Diameter: 0.562 INCHES NOMINAL IN; Thread Series Designator: UNF SINGLE THREADED PORTION; Style Designator: THREADED FLANGED; Material: COPPER ALLOY OVERALL. 9 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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