Inline Easy Read Flow Control Valves, For Hydraulic (Up To 55 GPM) & Pneumatic Service

Application	Controlled flow in one direction, free flow in opposite direction. Flow adjustment can be made under pressure. Setting can be locked with set screw. Brass valves for use in pneumatic systems and lower pressure hydraulic systems. Steel valves for use in hydraulic systems. Pressure ratings in tables are for non-shock service.
Features	Color coding and numerical readout allow positive, precise and repeatable settings. Can be accurately adjusted within a small fraction of a turn (one full turn per color). Metal knob and stem for durability.
Materials	Body: Available in Brass, carbon steel or stainless steel (1'' size available in naval bronze or ductile iron). Needle: Brass on brass valves, stainless steel on steel and stainless steel valves. O-Ring: Viton® is standard (other materials available). Washer Seal: Teflon®. Retainer, Ball and Spring: Stainless steel. Ball Follower: Delrin.
Temperature Range	-15°F to 200°F.

Products

Model Number	Size	Thread 1	Materials	Maximum Operating Pressure	Rated Flow	CV Factor	A	B	C
EF25B	3/8	3/8-18 NPT	Brass	2000	10	0.7600	1.63	1	2.88
EF25S	3/8	3/8-18 NPT	Steel	5000	10	0.7600	1.63	1	2.88
EF30S	1/2	1/2-14 NPT	Steel	5000	12	0.9300	1.97	1.63	3.44
EF10B	1/8	1/8-27 NPT	Brass	2000	3	0.2800	1.28	0.63	1.94
EF10S	1/8	1/8-27 NPT	Steel	5000	3	0.2800	1.28	0.63	1.94
EF20B	1/4	1/4-18 NPT	Brass	2000	6	0.5300	1.41	0.75	2.41
EF20S	1/4	1/4-18 NPT	Steel	5000	6	0.5300	1.41	0.75	2.41
EF30B	1/2	1/2-14 NPT	Brass	2000	12	0.9300	1.97	1.63	3.44
EF35B	3/4	3/4-14 NPT	Brass	2000	20	1.4300	2.19	1.38	3.75
EF35S	3/4	3/4-14 NPT	Steel	5000	20	1.4300	2.19	1.38	3.75