Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW
The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-155-3666, 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
87643-9803 ITEM 2
NSN:4820-01-155-3666 FSC:4820 CAGE:96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
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FREQUENTLY ASKED QUESTIONS
What is 87643-9803 ITEM 2?
87643-9803 ITEM 2 is a DISK,VALVE.
What parts can replace 87643-9803 ITEM 2?
There are 13 known substitutes for 87643-9803 ITEM 2: 501-4675697 ITE, 708-4674148 ITEM 25, 87643-9803 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 87643-9803 ITEM 2?
87643-9803 ITEM 2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-155-3666. This indicates validated use in U.S. government and defense supply chains.
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