PHRN Series Hex Reducing Nipple

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Regulators
Valves
Fittings
Gas Systems
Welding, Cutting & Heating Apparatus

PHRN Series Hex Reducing Nipple

Features

Made of stainless steel 316L material

Maximum operating temperature of pipe fittings is 1000℉( 537℃ )

Processed in multi spindle CNC machine to ensure accuracy in all direction

Smooth and flat threaded surface for better conducive seal and higher wear-resistant

Each fitting is marked with the thread type, for ease-of-use and avoid misconnection

Dimensions

Ordering Information

Fitting Type	Thread 1	Thread 2	Model Number	A	E	F	Preset Pressure
NPT Thread	1/4" NPT 3/8" NPT 3/8" NPT 1/2" NPT 1/2" NPT 1/2" NPT 3/4" NPT 3/4" NPT 3/4" NPT 1" NPT 1" NPT 1" NPT 1" NPT	1/8" NPT 1/8" NPT 1/4" NPT 1/8" NPT 1/4" NPT 3/8" NPT 1/4" NPT 3/8" NPT 1/2" NPT 1/4" NPT 3/8" NPT 1/2" NPT 3/4" NPT	SS-PHRN-NT4-NT2 SS-PHRN-NT6-NT2 SS-PHRN-NT6-NT4 SS-PHRN-NT8-NT2 SS-PHRN-NT8-NT4 SS-PHRN-NT8-NT6 SS-PHRN-NT12-NT4 SS-PHRN-NT12-NT6 SS-PHRN-NT12-NT8 SS-PHRN-NT16-NT4 SS-PHRN-NT16-NT6 SS-PHRN-NT16-NT8 SS-PHRN-NT16-NT12	1.22 in.( 31.0 mm ) 1.25 in.( 31.8 mm ) 1.43 in.( 36.3 mm ) 1.47 in.( 37.3 mm ) 1.65 in.( 41.9 mm ) 1.65 in.( 41.9 mm ) 1.65 in.( 41.9 mm ) 1.65 in.( 41.9 mm ) 1.84 in.( 46.7 mm ) 1.94 in.( 49.3 mm ) 1.85 in.( 47.0 mm ) 2.13 in.( 54.1 mm ) 2.13 in.( 54.1 mm )	0.19 in.( 4.8 mm ) 0.19 in.( 4.8 mm ) 0.28 in.( 7.1 mm ) 0.19 in.( 4.8 mm ) 0.28 in.( 7.1 mm ) 0.38 in.( 9.6 mm ) 0.28 in.( 7.1 mm ) 0.38 in.( 9.6 mm ) 0.47 in.( 11.9 mm ) 0.28 in.( 7.1 mm ) 0.38 in.( 9.6 mm ) 0.47 in.( 11.9 mm ) 0.62 in.( 15.7 mm )	9/16 in. 11/16 in. 11/16 in. 7/8 in. 7/8 in. 7/8 in. 1-1/16 in. 1-1/16 in. 1-1/16 in. 1-3/8 in. 1-3/8 in. 1-3/8 in. 1-3/8 in.	10000 psi ( 689 bar ) 10000 psi ( 689 bar ) 8000 psi ( 551 bar ) 7700 psi ( 530 bar ) 8000 psi ( 551 bar ) 7800 psi ( 537 bar ) 8000 psi ( 551 bar ) 7800 psi ( 537 bar ) 7700 psi ( 530 bar ) 5300 psi ( 365 bar ) 7700 psi ( 530 bar ) 7700 psi ( 530 bar ) 7300 psi ( 502 bar )
ISO Tapered Thread ( R )	R 3/8" R 1/2" R 1/2"	R 1/4" R 1/8" R 3/8"	SS-PHRN-RT6-RT4 SS-PHRN-RT8-RT2 SS-PHRN-RT8-RT6	1.43 in.( 36.3 mm ) 1.47 in.( 37.3 mm ) 1.65 in.( 41.9 mm )	0.28 in.( 7.1 mm ) 0.19 in.( 4.8 mm ) 0.38 in.( 9.6 mm )	11/16 in. 7/8 in. 7/8 in.	7800 psi ( 537 bar ) 7700 psi ( 530 bar ) 7800 psi ( 537 bar )