High Pressure Check Valves

Harwood Engineering high pressure check valves come in a variety of dimensions, depending on the application. See the images and table below for details on all of our check valves.

Features:

  • Service for liquids and gases at pressures up to 200,000 psi
  • Two types of construction – ball type for liquids and optical flat type for gases
  • Time-proven designs – in use for over 60 years

Options:

  • Stainless steel valves for water service
  • Custom design valves for special service

check valves LandMHigh Pressure Check Valves H

 High Pressure Check Valves F

 

 

PRESSURE RATING, PSI*OUTLET PORTINLET PORTDIMENSIONS, IN.VALVE NUMBER
AB C (DIA.)FOR LIQUIDFOR GAS
150,0002M2M3 5/81 3/82 3/8B-6943B-6941
150,0002M1/4 NPT3 5/81 3/82 3/8B-6944B-6942
200,0003M3M41 3/43B-6947B-6946
200,0003M4L41  9/163B-7183B-7138
200,0003M1/4 NPT41 3/43B-7181B-7182
125,0005M5M3 15/1623 7/8B-6955B-6953
125,0005M1/4 NPT3 15/161 1/82 7/8B-6956B-6954
150,0006M6M4 1/4 5/82 3/8B-6937B-6935
150,0006M1/4 NPT4 1/41 3/42 3/8B-6938B-6936
100,0004L4L2 7/8 3/41 7/8B-6199B-6197
100,0004L1/4 NPT2 7/811 7/8B-6200B-6198
60,0006L6L4  1/161 1/82 3/8B-6205B-6203
60,0006L3/8 NPT4  1/1612 3/8B-6206B-6204
100,0008L8L3 15/161 1/22 7/8B-6961B-6959
100,0008L3/8 NPT3 15/161 1/82 7/8B-6962B-6960
60,0009L-39L-34  1/161 3/82 3/8B-6211B-6209
60,0009L-33/8 NPT4  1/1612 3/8B-6212B-6210
20,0009L-59L-54  1/161 3/82 3/8B-6217B-6215
20,0009L-53/4 NPT4  1/161 3/82 3/8B-6218B-6216
200,00012H-112H-15 1/44  5/163B-6913B-6908
200,00012H-14L5 1/41  9/163B-6914B-6909
200,00012H-16L5 1/41 13/163B-6915B-6910
200,00012H-19L-35 1/42  1/163B-6916B-6911
200,00012H-11/4 NPT5 1/41 3/43B-6917B-6912
200,00012H-212H-25 1/44  5/163B-6928B-6923
200,00012H-24L5 1/41  9/163B-6929B-6924
200,00012H-26L5 1/41 13/163B-6930B-6935
200,00012H-29L-35 1/42  1/163B-6931B-6926
200,00012H-21/4 NPT5 1/41 3/43B-6932B-6927
50,00015F15F6  1/162 7/82 1/2C-4106C-4104
50,00015F3/4 NPT6  1/161  7/162 1/2B-6965B-6964
100,00016F16F633 1/2C-4112C-4110
100,00016F1/2 NPT61  7/163 1/2B-6968B-6967
50,00024F24F7 1/23  3/163 1/2C-4118C-4116
50,00024F1″ NPT7 1/21 15/163 1/2C-4119C-4117
* PRESSURE RATING APPLIES TO THE OUTLET PORT

Contact Harwood Engineering today to request more information from a high pressure equipment expert at 508-668-3600.