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TB614 ✓ 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 CORROSION RESISTING OVERALL, flange_diameter: 3.595 INCHES NOMINAL IN, style_designator: PLAIN FLANGED, under_flange_height: 0.562 INCHES NOMINAL IN, body_inside_diameter: 1.500 INCHES NOMINAL IN, body_outside_diameter: 2.378 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 4820-01-121-1855, 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
TB614
NSN: 4820-01-121-1855
FSC: 4820
CAGE: 77081 — INGERSOLL-DRESSER PUMP CO (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
flange_diameter3.595 INCHES NOMINAL IN
style_designatorPLAIN FLANGED
under_flange_height0.562 INCHES NOMINAL IN
body_inside_diameter1.500 INCHES NOMINAL IN
body_outside_diameter2.378 INCHES NOMINAL IN
seating_surface_shapeFLAT
flange_seat_to_disk_end_height0.253 INCHES NOMINAL IN
NSN4820-01-121-1855
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: TB614 · 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
•
BODY OUTSIDE DIAMETER: 2.378 INCHES NOMINAL IN
•
BODY INSIDE DIAMETER: 1.500 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN FLANGED
•
SEATING SURFACE SHAPE: FLAT
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
UNDER FLANGE HEIGHT: 0.562 INCHES NOMINAL IN
•
FLANGE DIAMETER: 3.595 INCHES NOMINAL IN
•
FLANGE SEAT TO DISK END HEIGHT: 0.253 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
BODY OUTSIDE DIAMETER2.378 INCHES NOMINAL IN
BODY INSIDE DIAMETER1.500 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN FLANGED
SEATING SURFACE SHAPEFLAT
MATERIALSTEEL CORROSION RESISTING OVERALL
UNDER FLANGE HEIGHT0.562 INCHES NOMINAL IN
FLANGE DIAMETER3.595 INCHES NOMINAL IN
FLANGE SEAT TO DISK END HEIGHT0.253 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
F254B-PIECE253Interchangeable
interchangeable cross-reference
interchangeable
TA263-6-0Interchangeable
interchangeable cross-reference
interchangeable
F254BInterchangeable
interchangeable cross-reference
interchangeable
F254B-PIECE61Interchangeable
interchangeable cross-reference
interchangeable
TB613Interchangeable
interchangeable cross-reference
interchangeable
TB0170Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is TB614?
TB614 is a SEAT,VALVE.
What parts can replace TB614?
There are 13 known substitutes for TB614: F254B-PIECE253, TA263-6-0, F254B and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for TB614?
TB614 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-121-1855. 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