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40085-04 W/50002-12 ELMT — Technical Data Sheet

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— · 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 BODY, body_style: TEE, bulb_length: 10.250 INCHES NOMINAL IN, furnished_items: UNION NUT AND TAILPIECE, temp_adjustability: ADJUSTABLE, flow_control_device: PISTON, SPRING LOADED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 4820-01-192-3543, 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
40085-04 W/50002-12 ELMT
NSN: 4820-01-192-3543
FSC: 4820
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY BODY
body_styleTEE
bulb_length10.250 INCHES NOMINAL IN
furnished_itemsUNION NUT AND TAILPIECE
temp_adjustabilityADJUSTABLE
flow_control_devicePISTON, SPRING LOADED
thermostatic_elementLIQUID IMMERSION TYPE
capillary_tube_length12.000 INCHES NOMINAL IN
end_connection_quantity3
first_end_connection_typeUNTHREADED INTERNAL PIPE
first_end_style_designatorREDUCED SOCKET WITH ONE BRAZING RING
material_document_and_classificationMIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE SEAT
NSN4820-01-192-3543
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 40085-04 W/50002-12 ELMT · 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 FLOW CONTROL DEVICE
•
SUPPLEMENTARY FEATURES: THIS ITEM HAS BEEN REVIEWED FOR ASBESTOS MATERIAL. THE CURRENT APPROVED SOURCES 55378 HAS INDICATED THEIR PART NUMBER CONTAINED ASBESTOS PRIOR TO 1984. THEY CONTINUE TO MANUFACTURE THE SAME PART NUMBER WITHOUT ASBESTOS MATERIAL AFTER 1984
•
MATERIAL: COPPER ALLOY 922 FLOW CONTROL DEVICE
TECHNICAL CHARACTERISTICS
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
SUPPLEMENTARY FEATURESTHIS ITEM HAS BEEN REVIEWED FOR ASBESTOS MATERIAL. THE CURRENT APPROVED SOURCES 55378 HAS INDICATED THEIR PART NUMBER CONTAINED ASBESTOS PRIOR TO 1984. THEY CONTINUE TO MANUFACTURE THE SAME PART NUMBER WITHOUT ASBESTOS MATERIAL AFTER 1984
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIALCOPPER ALLOY 922 FLOW CONTROL DEVICE
MATERIALCOPPER ALLOY 922 SEAT
MATERIALASBESTOS AND PLASTIC POLYCHLOROTRIFLUOROETHYLENE PACKING
MATERIALCOPPER ALLOY STEM
MATERIALCOPPER ALLOY BODY
CAPILLARY TUBE LENGTH12.000 INCHES NOMINAL IN
END CONNECTION QUANTITY3
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
496-02InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
40085-04 PIECE 16InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
40085-04InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40085-04 W/50002-12 ELMT?
40085-04 W/50002-12 ELMT is a VALVE,REGULATING,TEMPERATURE.
What parts can replace 40085-04 W/50002-12 ELMT?
There are 3 known substitutes for 40085-04 W/50002-12 ELMT: 496-02, 40085-04 PIECE 16, 40085-04. Substitute compatibility should be verified for your specific system.
What is the NSN for 40085-04 W/50002-12 ELMT?
40085-04 W/50002-12 ELMT is cataloged in the Federal Logistics Information System under NSN 4820-01-192-3543. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: October 2026