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40609-8 ✓ Verified by PartsTable
Clementoni · 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

REGULATOR,THERMOSTATIC TEMPERATU. Key specifications include material: COPPER ALLOY 922 SEAT, hole_diameter: 0.5625 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN, outside_diameter: 5.5625 INCHES NOMINAL IN, special_features: END ITEM:THERMOSTATIC TEMPERATURE REGULATING VALVE, style_designator: PLAIN FLANGED, aperture_diameter: 1.9375 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-515-9048, 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
40609-8
NSN: 4820-01-515-9048
FSC: 4820
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY 922 SEAT
hole_diameter0.5625 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
outside_diameter5.5625 INCHES NOMINAL IN
special_featuresEND ITEM:THERMOSTATIC TEMPERATURE REGULATING VALVE
style_designatorPLAIN FLANGED
aperture_diameter1.9375 INCHES NOMINAL IN
bolt_hole_quantity6
bolt_circle_diameter4.500 INCHES NOMINAL IN
seating_surface_shapeO-RING
end_item_identificationVALVE TEMPERATURE REGULATOR
seal_accommodation_typeGROOVED
cross-sectional_thickness0.0625 INCHES NOMINAL IN
NSN4820-01-515-9048
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 40609-8 · Clementoni ⚠ 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
•
VALVE SIZE FOR WHICH DESIGNED: 1.000 INCHES IN
•
MATERIAL: STEEL COMP 303
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM-A582 ASSN STD SINGLE MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS (FLIS)
VALVE SIZE FOR WHICH DESIGNED1.000 INCHES IN
END ITEM IDENTIFICATIONE/I VALVE TEMPERATURE REGULATOR
MATERIALSTEEL COMP 303
MATERIAL DOCUMENT AND CLASSIFICATIONASTM-A582 ASSN STD SINGLE MATERIAL RESPONSE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
AN742D11CInterchangeable
interchangeable cross-reference
interchangeable
942R102Interchangeable
interchangeable cross-reference
interchangeable
TA1716D11Interchangeable
interchangeable cross-reference
interchangeable
20-6900Interchangeable
interchangeable cross-reference
interchangeable
4001041Interchangeable
interchangeable cross-reference
interchangeable
2068-01Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40609-8?
40609-8 is a REGULATOR,THERMOSTATIC TEMPERATU manufactured by Clementoni.
What parts can replace 40609-8?
There are 18 known substitutes for 40609-8: AN742D11C, 942R102, TA1716D11 and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40609-8?
40609-8 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-515-9048. 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