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PartsTable / COMPONENT / 40102-901
40102-901 ✓ 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: STEEL OVERALL, thickness: 0.250 INCHES NOMINAL IN, outside_diameter: 0.812 INCHES NOMINAL IN, style_designator: ROUND SPLIT W/INTERNAL ADJUSTING SCREW, thread_direction: RIGHT-HAND, thread_pitch_diameters: +0.0603 TO 0.0629 INCHES 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 4820-01-294-4861, 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
40102-901
NSN: 4820-01-294-4861
FSC: 4820
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thickness0.250 INCHES NOMINAL IN
outside_diameter0.812 INCHES NOMINAL IN
style_designatorROUND SPLIT W/INTERNAL ADJUSTING SCREW
thread_directionRIGHT-HAND
thread_pitch_diameters+0.0603 TO 0.0629 INCHES IN
thread_size_and_series/type_designator0.073-64 UNIFIED NATIONAL COARSE (UNC)
NSN4820-01-294-4861
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 40102-901 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
31102Interchangeable
interchangeable cross-reference
interchangeable
401029Interchangeable
interchangeable cross-reference
interchangeable
A-A-410Interchangeable
interchangeable cross-reference
interchangeable
401Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40102-901?
40102-901 is a VALVE,REGULATING,TEMPERATURE.
What parts can replace 40102-901?
There are 4 known substitutes for 40102-901: 31102, 401029, A-A-410 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40102-901?
40102-901 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-294-4861. 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