PartsTable
Technical Data Sheet
40402-104 ✓ 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

VALVE,REGULATING,FLUID PRESSURE. Key specifications include filter: NOT INCLUDED, material: COPPER ALLOY BODY, body_style: STRAIGHT THRU, regulation_type: AUTOMATIC SINGLE STAGE, flow_control_device: DIAPHRAGM, valve_loading_method: SPRING. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-240-6803, 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
40402-104
NSN: 4820-01-240-6803
FSC: 4820
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
filterNOT INCLUDED
materialCOPPER ALLOY BODY
body_styleSTRAIGHT THRU
regulation_typeAUTOMATIC SINGLE STAGE
flow_control_deviceDIAPHRAGM
valve_loading_methodSPRING
face_to_face_distance10.000 INCHES NOMINAL IN
outlet_pressure_range85.0 TO 125.0 CAMERA MOUNT
end_connection_quantity2
media_for_which_designedWATER, SALT
first_end_connection_typeUNTHREADED INTERNAL PIPE
first_end_style_designatorSOCKET
NSN4820-01-240-6803
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 40402-104 · 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
MATERIAL: COPPER ALLOY BODY
END CONNECTION QUANTITY: 2
MEDIA FOR WHICH DESIGNED: WATER, SALT
REGULATION TYPE: AUTOMATIC SINGLE STAGE
FIRST END CONNECTION TYPE: UNTHREADED INTERNAL PIPE
FACE TO FACE DISTANCE: 10.000 INCHES NOMINAL IN
VALVE LOADING METHOD: SPRING
FIRST END STYLE DESIGNATOR: SOCKET
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER ALLOY BODY
END CONNECTION QUANTITY2
MEDIA FOR WHICH DESIGNEDWATER, SALT
REGULATION TYPEAUTOMATIC SINGLE STAGE
FIRST END CONNECTION TYPEUNTHREADED INTERNAL PIPE
FACE TO FACE DISTANCE10.000 INCHES NOMINAL IN
VALVE LOADING METHODSPRING
FIRST END STYLE DESIGNATORSOCKET
FIRST END NOMINAL PIPE SIZE ACCOMMODATED2.000 INCHES IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
30093-40930 ITEM 28Interchangeable
interchangeable cross-reference
interchangeable
404021Interchangeable
interchangeable cross-reference
interchangeable
NASM21209Interchangeable
interchangeable cross-reference
interchangeable
1531-1Interchangeable
interchangeable cross-reference
interchangeable
RPJ12BInterchangeable
interchangeable cross-reference
interchangeable
712268-4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40402-104?
40402-104 is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace 40402-104?
There are 6 known substitutes for 40402-104: 30093-40930 ITEM 28, 404021, NASM21209 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40402-104?
40402-104 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-240-6803. This indicates validated use in U.S. government and defense supply chains.
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