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Technical Data Sheet
PartsTable / COMPONENT / 804-19-3
804-19-3 ✓ Verified by PartsTable
— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303, overall_length: 0.920 INCHES NOMINAL IN, stem_actuating_end_type: THREADED EXTERNALLY, valve_model_number_for_which_designed: 804. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-187-7144, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
804-19-3
NSN: 4820-01-187-7144
FSC: 4820
CAGE: 13859 — KING NUTRONICS CORPORATION DBA KING NUTRONICS (USA)
SPECIFICATIONS
materialSTEEL COMP 303
overall_length0.920 INCHES NOMINAL IN
stem_actuating_end_typeTHREADED EXTERNALLY
valve_model_number_for_which_designed804
NSN4820-01-187-7144
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 804-19-3 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
STEM ACTUATING END TYPE: THREADED EXTERNALLY
•
MATERIAL: STEEL COMP 303
•
VALVE MODEL NUMBER FOR WHICH DESIGNED: 804
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH0.920 INCHES NOMINAL IN
STEM ACTUATING END TYPETHREADED EXTERNALLY
MATERIALSTEEL COMP 303
VALVE MODEL NUMBER FOR WHICH DESIGNED804
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
80419Interchangeable
interchangeable cross-reference
interchangeable
10554038-19Interchangeable
interchangeable cross-reference
interchangeable
2994341Interchangeable
interchangeable cross-reference
interchangeable
2534903EXInterchangeable
interchangeable cross-reference
interchangeable
804-19-1Interchangeable
interchangeable cross-reference
interchangeable
804-19-7Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 804-19-3?
804-19-3 is a STEM,FLUID VALVE.
What parts can replace 804-19-3?
There are 12 known substitutes for 804-19-3: 80419, 10554038-19, 2994341 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 804-19-3?
804-19-3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-187-7144. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026