PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

804-19-3Stem,fluid Valve

King Nutronics Corporation Dba King Nutronics · NSN 4820-01-187-7144 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-187-7144 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-187-7144. Primary manufacturer part number: 804-19-3.
Features
  • Stem,fluid Valve — FSC 4820
  • Stem Actuating End Type: THREADED EXTERNALLY
  • Material: STEEL COMP 303
  • Valve Model Number for Which Designed: 804
  • 2 verified cross-references
  • Primary manufacturer: King Nutronics Corporation Dba King Nutronics
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Comp 303 construction
General Description

The Stem,fluid Valve, cataloged under National Stock Number 4820-01-187-7144, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is King Nutronics Corporation Dba King Nutronics. Government technical data includes 3 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-187-7144
Primary Part Number804-19-3
Item NameStem,fluid Valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerKing Nutronics Corporation Dba King Nutronics
StatusACTIVE
Stem Actuating End TypeTHREADED EXTERNALLY
MaterialSTEEL COMP 303
Valve Model Number for Which Designed804
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
6210-00-168-070180419 INTERCHANGEABLE
Insert,legend,light Indicator
Ant Company of VA, the
5950-00-231-1164164122 INTERCHANGEABLE
Transformer,power
Raytheon Company Div Corp
4730-01-123-3279804-19-1 INTERCHANGEABLE
Packing Nut
King Nutronics Corporation Dba King Nutronics
3110-01-155-8516804-1-9 INTERCHANGEABLE
Ball,bearing
King Nutronics Corporation Dba King Nutronics
4820-01-180-2999804-19-7 INTERCHANGEABLE
Adapter,valve
King Nutronics Corporation Dba King Nutronics
4730-01-187-1922804-19-11 INTERCHANGEABLE
Nut,union
King Nutronics Corporation Dba King Nutronics
4820-01-187-6939804-19-5 INTERCHANGEABLE
Seat,valve
King Nutronics Corporation Dba King Nutronics
4730-01-187-7086804-19-9 INTERCHANGEABLE
Nipple
King Nutronics Corporation Dba King Nutronics
5120-01-601-5179 INTERCHANGEABLE
Screwdriver Attachment,socket Wr
Cross-Reference Index
Part NumberManufacturer
804-19-3 PRIMARY King Nutronics Corporation Dba King Nutronics (USA)
804-19 King Nutronics Corporation Dba King Nutronics (USA)
Related Parts
6210-00-168-0701INTERCHANGEABLE
INSERT,LEGEND,LIGHT INDICATOR
80419
5950-00-231-1164INTERCHANGEABLE
TRANSFORMER,POWER
164122
4730-01-123-3279INTERCHANGEABLE
PACKING NUT
804-19-1
3110-01-155-8516INTERCHANGEABLE
BALL,BEARING
804-1-9
4820-01-180-2999INTERCHANGEABLE
ADAPTER,VALVE
804-19-7
4730-01-187-1922INTERCHANGEABLE
NUT,UNION
804-19-11
4820-01-187-6939INTERCHANGEABLE
SEAT,VALVE
804-19-5
4730-01-187-7086INTERCHANGEABLE
NIPPLE
804-19-9
5120-01-601-5179INTERCHANGEABLE
SCREWDRIVER ATTACHMENT,SOCKET WR

Frequently Asked Questions

What is NSN 4820-01-187-7144?

NSN 4820-01-187-7144 is a Stem,fluid Valve, manufactured by King Nutronics Corporation Dba King Nutronics, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-187-7144?

NSN 4820-01-187-7144 has 2 cross-referenced part numbers: 804-19-3 (King Nutronics Corporation Dba King Nutronics), 804-19 (King Nutronics Corporation Dba King Nutronics).

What NSN replaces 4820-01-187-7144?

There are 9 known substitutes for 4820-01-187-7144: 6210-00-168-0701, 5950-00-231-1164, 4730-01-123-3279 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 804-19-3?

Key specifications for 804-19-3: Overall Length: 0.920 INCHES NOMINAL IN; Stem Actuating End Type: THREADED EXTERNALLY; Material: STEEL COMP 303; Valve Model Number for Which Designed: 804. 4 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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