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Technical Data Sheet
PartsTable / COMPONENT / C43699PC89
C43699PC89 ✓ 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 end_item_identification: 4820-00-431-9321; VALVE,REGULATING,FLUID PRESSURE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-155-5040, 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
C43699PC89
NSN: 4820-00-155-5040
FSC: 4820
CAGE: 79500 — WESTINGHOUSE ELECTRIC CORP (USA)
SPECIFICATIONS
end_item_identification4820-00-431-9321; VALVE,REGULATING,FLUID PRESSURE
NSN4820-00-155-5040
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: C43699PC89 · 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 15
B8AZ6659AInterchangeable
interchangeable cross-reference
interchangeable
8269Interchangeable
interchangeable cross-reference
interchangeable
121904MLInterchangeable
interchangeable cross-reference
interchangeable
L882-1AInterchangeable
interchangeable cross-reference
interchangeable
4B8761Interchangeable
interchangeable cross-reference
interchangeable
714267Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is C43699PC89?
C43699PC89 is a SEAT,VALVE.
What parts can replace C43699PC89?
There are 15 known substitutes for C43699PC89: B8AZ6659A, 8269, 121904ML and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for C43699PC89?
C43699PC89 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-155-5040. 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