PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

14021Seat,valve

Flowserve Inc · NSN 4820-01-200-2222 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-200-2222 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-200-2222. Primary manufacturer part number: 14021.
Features
  • Seat,valve — FSC 4820
  • Material: STEEL CORROSION RESISTING SEAT
  • 1 verified cross-reference
  • Primary manufacturer: Flowserve Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Corrosion Resisting Seat construction
General Description

The Seat,valve, cataloged under National Stock Number 4820-01-200-2222, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Flowserve Inc. Government technical data includes 1 verified specification, 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-200-2222
Primary Part Number14021
Item NameSeat,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerFlowserve Inc
StatusACTIVE
MaterialSTEEL CORROSION RESISTING SEAT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
2530-00-084-75442D9600 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
Caterpillar Inc Div Caterpillar Defense
4130-00-395-692914021 INTERCHANGEABLE
Eccentric One Piece
Hartford Compressors Inc
4820-00-485-783914021 INTERCHANGEABLE
Ball,valve Regulating
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
5930-00-548-846137402H2C INTERCHANGEABLE
Switch,rotary
Electro Switch Corp. Dba Oak Grisgsby Div Electroswitch
5330-00-599-133214021 INTERCHANGEABLE
Gasket
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
5306-00-845-69221402 INTERCHANGEABLE
Rod,continuous Thread
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
5945-00-897-3127 INTERCHANGEABLE
Relay,electromagnetic
4320-00-937-5482 INTERCHANGEABLE
Valve,inlet
2530-00-972-453014021 INTERCHANGEABLE
Wheel,solid Rubber Tire
The Entwistle Company Llc
5940-01-362-2488140-21 INTERCHANGEABLE
Terminal,stud
R F Products, Inc
Cross-Reference Index
Part NumberManufacturer
14021 PRIMARY Flowserve Inc (USA)
Related Parts
2530-00-084-7544INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
2D9600
4130-00-395-6929INTERCHANGEABLE
ECCENTRIC ONE PIECE
14021
4820-00-485-7839INTERCHANGEABLE
BALL,VALVE REGULATING
14021
5930-00-548-8461INTERCHANGEABLE
SWITCH,ROTARY
37402H2C
5330-00-599-1332INTERCHANGEABLE
GASKET
14021
5306-00-845-6922INTERCHANGEABLE
ROD,CONTINUOUS THREAD
1402
5945-00-897-3127INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
4320-00-937-5482INTERCHANGEABLE
VALVE,INLET
2530-00-972-4530INTERCHANGEABLE
WHEEL,SOLID RUBBER TIRE
14021
5940-01-362-2488INTERCHANGEABLE
TERMINAL,STUD
140-21
5999-01-465-2150INTERCHANGEABLE
SHIELD,ELECTRONIC COMPONENTS
1402-1

Frequently Asked Questions

What is NSN 4820-01-200-2222?

NSN 4820-01-200-2222 is a Seat,valve, manufactured by Flowserve Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-200-2222?

NSN 4820-01-200-2222 has 1 cross-referenced part number: 14021 (Flowserve Inc).

What NSN replaces 4820-01-200-2222?

There are 11 known substitutes for 4820-01-200-2222: 2530-00-084-7544, 4130-00-395-6929, 4820-00-485-7839 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 14021?

Key specifications for 14021: Material: STEEL CORROSION RESISTING SEAT. 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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