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H65343 — Technical Data Sheet

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— · 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: NICKEL ALLOY OVERALL, overall_height: 0.256 INCHES MINIMUM AND 0.258 INCHES MAXIMUM IN, style_designator: PLAIN, seat_angle_in_deg: 60.000 NOMINAL, body_inside_diameter: 1.743 INCHES MINIMUM AND 1.757 INCHES MAXIMUM IN, body_outside_diameter: 2.127 INCHES MINIMUM AND 2.128 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-362-1743, 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
H65343
NSN: 4820-00-362-1743
FSC: 4820
CAGE: 15434 — CUMMINS INC. (USA)
SPECIFICATIONS
materialNICKEL ALLOY OVERALL
overall_height0.256 INCHES MINIMUM AND 0.258 INCHES MAXIMUM IN
style_designatorPLAIN
seat_angle_in_deg60.000 NOMINAL
body_inside_diameter1.743 INCHES MINIMUM AND 1.757 INCHES MAXIMUM IN
body_outside_diameter2.127 INCHES MINIMUM AND 2.128 INCHES MAXIMUM IN
seating_surface_shapeANGULAR
NSN4820-00-362-1743
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: H65343 · 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
•
SEAT ANGLE IN DEG: 60.000 NOMINAL
•
SEATING SURFACE SHAPE: ANGULAR
•
STYLE DESIGNATOR: PLAIN
•
MATERIAL: NICKEL ALLOY OVERALL
•
BODY INSIDE DIAMETER: 1.743 INCHES MINIMUM AND 1.757 INCHES MAXIMUM IN
•
BODY OUTSIDE DIAMETER: 2.127 INCHES MINIMUM AND 2.128 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
SEAT ANGLE IN DEG60.000 NOMINAL
SEATING SURFACE SHAPEANGULAR
STYLE DESIGNATORPLAIN
MATERIALNICKEL ALLOY OVERALL
BODY INSIDE DIAMETER1.743 INCHES MINIMUM AND 1.757 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER2.127 INCHES MINIMUM AND 2.128 INCHES MAXIMUM IN
OVERALL HEIGHT0.256 INCHES MINIMUM AND 0.258 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 16
402961Interchangeable
interchangeable cross-reference
interchangeable
2907353Interchangeable
interchangeable cross-reference
interchangeable
26424Interchangeable
interchangeable cross-reference
interchangeable
70650Interchangeable
interchangeable cross-reference
interchangeable
370650Interchangeable
interchangeable cross-reference
interchangeable
30165-025Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is H65343?
H65343 is a SEAT,VALVE.
What parts can replace H65343?
There are 16 known substitutes for H65343: 402961, 2907353, 26424 and 13 more. Substitute compatibility should be verified for your specific system.
Is H65343 still available?
H65343 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: September 2026