Keystone 360/362 and 370/372 K-Lok High Performance Butterfly Valve
Description
K-Lok Figure 360/362 unique two-piece shaft and double-offset dis/shaft design allows for high cycling and creates a lower disc profile with increased capacity.
Integrally cast mounting pad provides direct mounting of many actuators
Rocker-shaped gland bridge compensates for adjustability of packing
Extended neck allows for two inches of insulation
Flattened body bore at shaft journal ports positions shaft bearings near disc, providing maximum shaft support
Disc taper pins are tangentially positioned half in disc and half in shaft. placing them in compression rather than shear, which eliminates potential for failure
Integrally cast disc position stop perfectly locates disc in seat, achieving maximum seat and seal life
K-Lok polymer, elastomer, and fire-safe seats provide bi-directional, drop-tie closure in vacuum and throughout all pressure ranges, as well as at full rated differential pressure