Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW
The PISTON,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 4820-01-154-1269, 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
SPI NM-157-1
NSN:4820-01-154-1269 FSC:4820 CAGE:64117 — TRICOR SYSTEMS INC (USA)
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FREQUENTLY ASKED QUESTIONS
What is SPI NM-157-1?
SPI NM-157-1 is a PISTON,VALVE.
What parts can replace SPI NM-157-1?
There are 18 known substitutes for SPI NM-157-1: PL1034, 424MBR2, B6A13465A and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SPI NM-157-1?
SPI NM-157-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-154-1269. This indicates validated use in U.S. government and defense supply chains.
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