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Technical Data Sheet
PartsTable / COMPONENT / 50002-03
50002-03 ✓ 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

REGULATOR,THERMOSTATIC TEMPERATU. Key specifications include valve: NOT INCLUDED, material: STEEL OVERALL, back_type: STRAIGHT, point_type: SPLIT, body_length: 4.438 INCHES NOMINAL IN, point_angle: 118.0 DEGREES NOMINAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-048-4500, 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
50002-03
NSN: 4820-01-048-4500
FSC: 4820
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
valveNOT INCLUDED
materialSTEEL OVERALL
quantity2
back_typeSTRAIGHT
point_typeSPLIT
body_length4.438 INCHES NOMINAL IN
point_angle118.0 DEGREES NOMINAL
shank_styleSTRAIGHT ROUND
flute_length2.750 INCHES NOMINAL IN
usage_designONE SEDIMENT BOWL
hole_diameter0.375 INCHES NOMINAL IN
overall_width2.500 INCHES NOMINAL IN
NSN4820-01-048-4500
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 50002-03 · 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 16
40102Interchangeable
interchangeable cross-reference
interchangeable
4702-080002Interchangeable
interchangeable cross-reference
interchangeable
70122C1Interchangeable
interchangeable cross-reference
interchangeable
BM18201Interchangeable
interchangeable cross-reference
interchangeable
RV52A1Interchangeable
interchangeable cross-reference
interchangeable
120040102Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 50002-03?
50002-03 is a REGULATOR,THERMOSTATIC TEMPERATU.
What parts can replace 50002-03?
There are 16 known substitutes for 50002-03: 40102, 4702-080002, 70122C1 and 13 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 50002-03?
50002-03 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-048-4500. 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