V-82: To control cylinder speed. Can also be used as shur-off valve for temporary load holding. 3/8"NPTF female ports.
V-182: Same as V-82, but with 1/4" NPTF Female ports. Also suitable for gauge snubbing.
V-8F: Similar to V-82, but with very fine metering for precise flow control. Not recommended as shut-off valve.