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PartsTable / COMPONENT / 134223R1
134223R1 ✓ 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 SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, seat_angle: 37.0 DEGREES FIRST END, thread_class: 2B FIRST END, connection_type: THREADED INTERNAL TUBE FIRST END, connection_style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END, nominal_thread_size: 0.312 INCHES SECOND END 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 4820-00-711-6515, 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
134223R1
NSN: 4820-00-711-6515
FSC: 4820
CAGE: 89346 — NAVISTAR INTL CORP TRUCK BR OHIO PLANT (USA)
SPECIFICATIONS
materialSTEEL OVERALL
seat_angle37.0 DEGREES FIRST END
thread_class2B FIRST END
connection_typeTHREADED INTERNAL TUBE FIRST END
connection_styleEXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END
nominal_thread_size0.312 INCHES SECOND END IN
nominal_overall_length6.000 INCHES IN
thread_series_designatorUNEF SECOND END
nominal_outside_diameter_tube_accommodated0.125 INCHES FIRST END IN
NSN4820-00-711-6515
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 134223R1 · 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 7
5998PL1630093Interchangeable
interchangeable cross-reference
interchangeable
5502-15Interchangeable
interchangeable cross-reference
interchangeable
31530Interchangeable
interchangeable cross-reference
interchangeable
50731Interchangeable
interchangeable cross-reference
interchangeable
431530001Interchangeable
interchangeable cross-reference
interchangeable
1700708C1Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 134223R1?
134223R1 is a SEAT,VALVE.
What parts can replace 134223R1?
There are 7 known substitutes for 134223R1: 5998PL1630093, 5502-15, 31530 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 134223R1?
134223R1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-711-6515. 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