PartsTable
Technical Data Sheet
40053-409 ✓ 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 VALVE,REGULATING,TEMPERATURE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 922 BODY, body_style: STRAIGHT THRU, flow_control_device: DISK, DUAL, thermostatic_element: LIQUID IMMERSION TYPE, two-way_valve_action: REVERSE ACTING, end_item_identification: SUPPLY CLASS AOE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-435-2803, 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
40053-409
NSN: 4820-01-435-2803
FSC: 4820
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY 922 BODY
body_styleSTRAIGHT THRU
flow_control_deviceDISK, DUAL
thermostatic_elementLIQUID IMMERSION TYPE
two-way_valve_actionREVERSE ACTING
end_connection_quantity2
end_item_identificationSUPPLY CLASS AOE
first_end_connection_typeUNTHREADED INTERNAL PIPE
first_end_style_designatorSOCKET W/BRAZING RING
material_document_and_classificationMIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE BODY
second_end_relationship_with_first_endIDENTICAL
first_end_nominal_pipe_size_accommodated1.250 INCHES IN
NSN4820-01-435-2803
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 40053-409 · 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 DOCUMENT AND CLASSIFICATION: MIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE BODY
MATERIAL: COPPER ALLOY 922 BODY
FIRST END NOMINAL PIPE SIZE ACCOMMODATED: 1.250 INCHES IN
FIRST END STYLE DESIGNATOR: SOCKET W/BRAZING RING
END CONNECTION QUANTITY: 2
TWO-WAY VALVE ACTION: REVERSE ACTING
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE BODY
MATERIALCOPPER ALLOY 922 BODY
FIRST END NOMINAL PIPE SIZE ACCOMMODATED1.250 INCHES IN
FIRST END STYLE DESIGNATORSOCKET W/BRAZING RING
END ITEM IDENTIFICATIONSUPPLY CLASS AOE
END CONNECTION QUANTITY2
TWO-WAY VALVE ACTIONREVERSE ACTING
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
FLOW CONTROL DEVICEDISK, DUAL
BODY STYLESTRAIGHT THRU
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
400534Interchangeable
interchangeable cross-reference
interchangeable
27264Interchangeable
interchangeable cross-reference
interchangeable
86665CSInterchangeable
interchangeable cross-reference
interchangeable
135H3Interchangeable
interchangeable cross-reference
interchangeable
40053Interchangeable
interchangeable cross-reference
interchangeable
50002-29Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40053-409?
40053-409 is a VALVE,REGULATING,TEMPERATURE.
What parts can replace 40053-409?
There are 20 known substitutes for 40053-409: 400534, 27264, 86665CS and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40053-409?
40053-409 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-435-2803. This indicates validated use in U.S. government and defense supply chains.
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