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Technical Data Sheet
PartsTable / COMPONENT / 426 3/4IN
426 3/4IN ✓ 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 426 3/4IN is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-328-9945, 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
426 3/4IN
NSN: 4820-01-328-9945
FSC: 4820
CAGE: 63686 — THE WALWORTH COMPANY (USA)
SPECIFICATIONS
Part Number426 3/4IN
NSN4820-01-328-9945
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 426 3/4IN · 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 8
NP136Interchangeable
interchangeable cross-reference
interchangeable
19097Interchangeable
interchangeable cross-reference
interchangeable
P95340Interchangeable
interchangeable cross-reference
interchangeable
19097-01Interchangeable
interchangeable cross-reference
interchangeable
16203Interchangeable
interchangeable cross-reference
interchangeable
G350187S1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 426 3/4IN?
426 3/4IN is a 426 3/4IN.
What parts can replace 426 3/4IN?
There are 8 known substitutes for 426 3/4IN: NP136, 19097, P95340 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 426 3/4IN?
426 3/4IN is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-328-9945. 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