Size Range : 1/2″ to 2″ Screwed End

Silent Features

  • Valve Body is made by Stainless Steel #316, suitable for fluid, air and oil.
  • Larger diaphragm is more sensitive to pressure.
  • Pressure Adjusting Range  : 0.02 ~ 0.2 Kgf/cm
  • Applied Temperature  : -15 ~ 80 °C
  • Valve Body Testing Pressure   : 16 Kgf/cm2
  • Maximum Applied Pressure   : 10 Kgf/cm2
Dimensions : (All Dimensions are in mm)
Valve ModelValve SizeLD
MMInch
4M-MRS – 15151/2″70.5310
4M-MRS – 20203/4″85.5310
4M-MRS – 25251″90.5310
4M-MRS – 40401.1/2″115310
4M-MRS – 50502″170310
No.DescriptionMaterialQty.
01Body S/ECF8 / CF8M01
02BonnetCF8 / CF8M01
03PlugCF8 / CF8M01
04Plug V – SealNBR / Viton01
05Sealing Spacer SeatNBR / Viton / PTFE01
06PistonS. S. 304 / 31601
07Bonnet CoverCF8 / CF8M01
08DiaphragmNBR / Viton / PTFE01
09End CoverCF8 / CF8M01
10SpringSpring Steel01
11Spring GuideBrass / S. S. 41001
12Diaphragm WasherS. S. 304 / 31601
13Adjusting Piston BoltS. S. 304 / 31601
14End Cover O – RingNBR / Viton01
15Cover for O – RingNBR / Viton01
16Bonnet Fitting Bolt Bonnet Fitting WasherS. S. 304 / 31606
17Adjusting BoltS. S. 304 / 31601
18Adjusting NutS. S. 304 / 31601