The Graco 112843 V-Block Packing is a sealing component designed for use in compatible fluid handling and spray systems, where it helps contain pressure and prevent material from escaping around moving parts. It works by creating a tight seal within the assembly, supporting smooth operation while minimizing wear caused by friction and fluid exposure. Proper sealing contributes to effi... https://www.wholetoolbox.com/graco-112843-v-block-packing