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Steel Inline Easy Read Flow Control Valve, Female 1/2-14 NPT Ports, Up to 12.00 GPM & 5000.00 PSI

A 1.97	Adjustment No	B 1.63	C 3.44	Check Valve No	CV Factor 0.93	Brand Deltrol Fluid Products	Brand Deltrol Fluid Products	Pack Size 1.00	UOM EA	Materials Steel	Maximum Operating Pressure 5000	Rated Flow 12	Rated Flow 12	Size 1/2	Supplier Part Number EF30S	Thread 1 1/2-14 NPT	Alternate Part Numbers Alternate Part Number 7-0443, Alternate Part Number C1CP16, Alternate Part Number EF-30-S, Alternate Part Number MI-00279195, Alternate Part Number MINO-00223F25506	Product Weight 1.11 lbs

Product Questions & Answers 1

Product Questions & Answers

How much flow can this flow control valve handle?

Question by: Howard H on Dec 2, 2025, 7:45 AM

This valve is capable of managing flow rates up to 12 gallons per minute, making it a robust choice for a variety of hydraulic systems that require precise flow regulation.

Answer by: Customer Support on Dec 4, 2025, 6:48 AM

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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