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U-Cup UN/UHS Hydraulic Rod Piston Oil Sealings Ring PU
It is the most commonly used oil seal in hydraulic cylinders. It is a typical lip seal. It can obtain a good seal whether used for pistons or piston rods.
High-quality materials, safe and reliable. Wear resistance, impact resistance, small compression deformation, good sealing, durable, stable, corrosion resistance, high temperature resistance and long life. Economical, easy to maintain replace and install. 
Widely used in hydraulic rods, hydraulic cylinders, pistons, piston rods, cylinders, energy equipment, chemical equipment, engineering machinery, Auto, etc. Great choice for replacing your broken Oil Sealing.
Note: The color of the product is blue or green, and it is shipped randomly, and selection is not supported.
Standard Parts
Material: Polyurethane (PU)
Colour: Green or Blue (Random)
Uses: Piston / Piston Rod Dual-use
Inner lip and outer lip are equal thickness
Pressure: 0 - 40Mpa
Working Temperature: -20℃ to 200℃
Hardness: 90degree
Medium: hydraulic oil,emulsification liquid, water
 
Inner diameter:
6.3 mm,7.1 mm,8 mm,9 mm,10 mm,11.2 mm,12 mm,12.5 mm,14 mm,15 mm,16 mm,18 mm,20 mm,22 mm,22.4 mm,23.5 mm,24 mm,25 mm,28 mm,30 mm,31.5 mm,32 mm,35 mm,35.5 mm,36 mm,38 mm,40 mm,45 mm,48 mm,50 mm,53 mm,
55 mm,56 mm,58 mm,60 mm,63 mm,65 mm,67 mm,70 mm,71 mm,75 mm,80 mm,85 mm,90 mm,95 mm,98 mm,100 mm,105 mm,110 mm,112 mm,115 mm,120 mm,125 mm,130 mm,136 mm,140 mm,145 mm,150 mm,155 mm,160 mm,165 mm,175 mm ~ 330mm Optional
 
Outer diameter:
16 mm,16.3 mm,17.1 mm,18 mm,19 mm,19.2 mm,20 mm,20.5 mm,21.2 mm,22 mm,22.5 mm,24 mm,25 mm,26 mm,28 mm,30 mm,31.5 mm,32 mm,32.4 mm,33 mm,35 mm,35.5 mm,36 mm,37 mm,38 mm,40 mm,41.5 mm,42 mm,43 mm,45 mm,46 mm,46.5 mm,48 mm,50 mm,50.5 mm,52 mm,53 mm,55 mm,56 mm,58 mm,60 mm,63 mm,65 mm,66 mm,68 mm,70 mm,71 mm,73 mm,75 mm,77 mm,78 mm,80 mm,85 mm,90 mm,95 mm,100 mm,105 mm,110 mm,112 mm,115 mm,120 mm,125 mm,130 mm,135 mm,140 mm,145 mm,150 mm,155 mm,160 mm,165 mm,170 mm,175 mm,180 mm,190 mm ~ 350mm Optional
 
Height: 5 mm,6 mm,7 mm,8 mm,9 mm,10 mm Optional
 
Size= Inner diameter x Outer diameter x Height  Optional
 
 
 
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