Manufacturer : NAGAHORI INDUSTRY CO., LTD.

Model : 21SH, 21SM, 21SF, 21SA, 22SH, 22SM, 22SF ,22SA, 23SB, 23SH, 23SM, 32SF ,23SA, 24SB, 24SH, 24SM, 34SF ,24SA

Low Pressure, Single valve Type

• Widely used and accepted couplings for air line connection.
• Socket have automatic shut-off valve so that fluid in the socket will not run out on disconnection.
• Important steel parts are hardened for high durability.

Note:

• Types 20 ( 21, 22, 23 and 24 types ) are interchangeable and types 40 are the same, but not interchangeable between 20 and 40.
• Packing materials should be selected for the applicable fluid.

Caution:

• Fluid should flow from socket to plug; in the opposite use, Please advise as “W TYPE”.
• Scraps of the seal tape and dust causes fluid leakage. Be careful not to stick them to the couplings.
• Do not impact, hit, pull or bent. Don’t dismantle. It causes damage to the coupling.
• 

• Specification

  Model		21	22	23	24
  Nominal size		1/8″	1/4″	3/8″	1/2″
  Nominal pipe size (mm)		6	8	10	15
  Body material		Steel (Chrome-plated), Brass, Stainless steel (SUS304, SUS303)
  Connection		Female thread (F), Male thread (M), Hose nipple (H), Polyurethane coil tube connection (A,B)
  Packing material	Standard	Nitrile rubber (NBR)
  	Option	Fluororubber (FKM)
  Normal pressure, Max. pressure	Steel, Stainless steel	Normal pressure 1.5MPa, Max. pressure 2.0MPa
  	Brass	Normal pressure 1.0MPa, Max. pressure 1.5MPa
  Applicable fluid	Steel	Air, Oil, etc.
  	Brass, Stainless steel	Air, Water, etc.

• SUS303’s good is discontinuing. Please inquire about the latest stock..

Flow’s smallest area