PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20023Stem,fluid Valve

Flowserve Inc · NSN 4820-01-192-3660 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-192-3660 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-192-3660. Primary manufacturer part number: 20023.
Features
  • Stem,fluid Valve — FSC 4820
  • Material: STEEL CORROSION RESISTING
  • 2 verified cross-references
  • Primary manufacturer: Flowserve Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Stem,fluid Valve, cataloged under National Stock Number 4820-01-192-3660, 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 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-192-3660
Primary Part Number20023
Item NameStem,fluid Valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerFlowserve Inc
StatusACTIVE
MaterialSTEEL CORROSION RESISTING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5940-00-143-4833 INTERCHANGEABLE
Terminal Board
5133-00-189-9313 INTERCHANGEABLE
Drill,twist
5330-00-193-2840 INTERCHANGEABLE
Seal,plain Encased
5945-00-240-438820023 INTERCHANGEABLE
Relay Assembly
Se Relays Llc (magnecraft) Div Se Relays Llc (magnecraft)
5970-00-303-97592002-3 INTERCHANGEABLE
Insulator,bushing
Dynamic Air Engineering, Inc.
2920-00-420-7787 INTERCHANGEABLE
Switch,burner
5330-00-609-7718 INTERCHANGEABLE
Gasket
5961-00-794-6198575R041H01 INTERCHANGEABLE
Holder,semiconductor Device
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
7490-00-955-428820023 INTERCHANGEABLE
Fence,feed
Pitney Bowes Inc.
5950-01-067-0998 INTERCHANGEABLE
Transformer,power
Cross-Reference Index
Part NumberManufacturer
20023 PRIMARY Flowserve Inc (USA)
2"SW15401 Flowserve Inc (USA)
Related Parts
5940-00-143-4833INTERCHANGEABLE
TERMINAL BOARD
5133-00-189-9313INTERCHANGEABLE
DRILL,TWIST
5330-00-193-2840INTERCHANGEABLE
SEAL,PLAIN ENCASED
5945-00-240-4388INTERCHANGEABLE
RELAY ASSEMBLY
20023
5970-00-303-9759INTERCHANGEABLE
INSULATOR,BUSHING
2002-3
2920-00-420-7787INTERCHANGEABLE
SWITCH,BURNER
5330-00-609-7718INTERCHANGEABLE
GASKET
5961-00-794-6198INTERCHANGEABLE
HOLDER,SEMICONDUCTOR DEVICE
575R041H01
7490-00-955-4288INTERCHANGEABLE
FENCE,FEED
20023
5950-01-067-0998INTERCHANGEABLE
TRANSFORMER,POWER
3040-01-091-3843INTERCHANGEABLE
CONNECTING LINK,RIGID
70400-02252-116
5310-01-373-6163INTERCHANGEABLE
WASHER,FLAT
20023

Frequently Asked Questions

What is NSN 4820-01-192-3660?

NSN 4820-01-192-3660 is a Stem,fluid Valve, manufactured by Flowserve Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-192-3660?

NSN 4820-01-192-3660 has 2 cross-referenced part numbers: 20023 (Flowserve Inc), 2"SW15401 (Flowserve Inc).

What NSN replaces 4820-01-192-3660?

There are 12 known substitutes for 4820-01-192-3660: 5940-00-143-4833, 5133-00-189-9313, 5330-00-193-2840 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20023?

Key specifications for 20023: 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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