Back Head
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Back Head

  • Product Description

The back head is a chamber for storing nitrogen. When placed under high pressure, this nitrogen-filled chamber acts like a damper upon the return piston-stroke. It also works as an impact enhancer when the piston travels down.

Yantai Wangyuan Hydraulic Co.,Ltd. is one of the largest and most professional manufacturer for the hydraulic breaker and spare parts, we can produce diverse types of back head. Our provided back head is manufactured by high precision CNC equipment which imported from Germany, Japan and South Korea. We use the best in class raw material which we purchase from the certified vendors of the market.

If you are interested in our products, please feel free to contact us for further information.

Product Parameters
Type Through Bolt Side Bolt Inner Bush Front Cover Rod Pin Piston Seal Kit Chisel
SB10 √ √ √ √ √ √ √ √
SB20 √ √ √ √ √ √ √ √
SB30 √ √ √ √ √ √ √ √
SB35 √ √ √ √ √ √ √ √
SB40 √ √ √ √ √ √ √ √
SB50 √ √ √ √ √ √ √ √
SB70 √ √ √ √ √ √ √ √
SB81 √ √ √ √ √ √ √ √
SB121 √ √ √ √ √ √ √ √
SB131 √ √ √ √ √ √ √ √
SB151 √ √ √ √ √ √ √ √
HB15G √ √ √ √ √ √ √ √
HB20G √ √ √ √ √ √ √ √
HB30G √ √ √ √ √ √ √ √
HB40G √ √ √ √ √ √ √ √
HB50G √ √ √ √ √ √ √ √
F12 √ √ √ √ √ √ √ √
F20/F22 √ √ √ √ √ √ √ √
F30/F35 √ √ √ √ √ √ √ √
F45 √ √ √ √ √ √ √ √
SAGA120 √ √ √ √ √ √ √ √
SAGA210 √ √ √ √ √ √ √ √
SAGA300 √ √ √ √ √ √ √ √
SAGA500 √ √ √ √ √ √ √ √
MS250 √ √ √ √ √ √ √ √
MS400 √ √ √ √ √ √ √ √
MS450 √ √ √ √ √ √ √ √
MS500 √ √ √ √ √ √ √ √
MS550 √ √ √ √ √ √ √ √
MS600 √ √ √ √ √ √ √ √
MS700 √ √ √ √ √ √ √ √
MS800 √ √ √ √ √ √ √ √
MS900 √ √ √ √ √ √ √ √
DMB50 √ √ √ √ √ √ √
DMB140 √ √ √ √ √ √ √
DMB210 √ √ √ √ √ √ √ √
DMB360 √ √ √ √ √ √ √ √
DMB450 √ √ √ √ √ √ √ √
B140 √ √ √ √ √ √
B210 √ √ √ √ √ √ √
B360 √ √ √ √ √ √ √
TR100 √ √ √ √ √ √ √ √
TR210 √ √ √ √ √ √ √ √
TR300 √ √ √ √ √ √ √ √
TR400 √ √ √ √ √ √ √ √
TNB-2E √ √ √
TNB-3E √ √ √
TNB-4E √ √ √
TNB-6E √ √ √
TNB-7E √ √ √
TNB-14E √ √ √
TNB-151 √ √ √ √ √ √ √ √
TNB-230 √ √ √
TNB-310 √ √ √ √
NPK-7X √ √ √ √ √ √ √ √
NPK-10XB √ √ √ √ √ √ √ √
NPK-GH9 √ √ √ √

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