FloLok From their origin in 1960, FloLok Valves have been manufactured to meet the highest quality and performance standards associated with the instrumentation, control, and process industry marketplace. The FloLok product line was initiated and expanded in response to expressed needs for solutions in unique flow control applications. Out of its original beginnings of specialization, standard product lines became available to serve a wide variety of applications and customers. Valves 336 products match your selection. View All 336 Products Start Over Your Selection: Narrow Your Product Selection: Body Check Valves (40) Inline Filters (11) Lower Packing Valves (16) Metering Valves (66) Needle Valves (31) Plug Valves (14) Purge Valves (16) Quick Connects (42) Tee Filters (10) TwoWay Ball Valves (41) ThreeWay Ball Valves (41) Toggle Valves (8) Inlet Type Fractional Tube Fitting (106) Female NPT (95) Male NPT (131) Tube Adapter (4) Inlet Size 1/8 (79) 1/4 (128) 3/8 (52) 1/2 (47) 3/4 (5) 1 (1) 3/8+ (12) 1/2+ (12) Outlet Type Fractional Tube Fitting (148) Male NPT (84) Female NPT (100) Tube Adapter (4) Outlet Size 1/8 (71) 1/4 (123) 3/8 (68) 1/2 (51) 3/4 (5) 1 (1) 1/8 (1) 3/8+ (8) 1/2+ (8)