UN - Hydraulic cylinder Piston and rod U-cup PU seals

UN - Hydraulic cylinder Piston and rod U-cup PU seals

Category： Piston&Rod seals
Temperature: -35 - +100℃
Material: TPU, CPU
Color: green, blue
Medium: Hydraulic oils
Product description：UNS seal can be used for piston and rod application. It it is a typical lip seal which used very widely in hydraulic cylinders. The inside lip and outside lip are same height. It can be installed easi
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1. Description

UNS seal can be used for piston and rod application. It it is a typical lip seal which used very widely in hydraulic cylinders. The inside lip and outside lip are same height. It can be installed easily. As the cross section is wide, UNS often used for hydraulic cylinders of low pressure.

2. Installation Recommendation

3. Installation Sizes

Piston

P<5MPa	B=d+0.9	D<60	C=4	h <7	L=h+0.5
P 5-10MPa	B=d+0.7	D 60-180	C=6.5	h =7-8	L=h+0.8
P 10-20MPa	B=d+0.4	D 180-250	C=7.5	h >8	L=h+1.0
P 20-30MPa	B=d+0.2	D 250-400	C=10	h >8	L=h+1.0

Piston Rod

P<5MPa	B=D-0.9	D<60	C=4	D1=D-1	h<7	L=h+0.5
P 5-10MPa	B=D-0.7	D 60-180	C=5.5	D1=D-1	h=7-8	L=h+0.8
P 10-20MPa	B=D-0.4	D 120-180	C=6.5	D1=D-1	h>8	L=h+1.0
P 20-30MPa	B=D-0.2	D 180-250	C=7.5	D1=D-2	h>8	L=h+1.0
P 30-40MPa	B=D-0.1	D 250-400	C=10	D1=D-2	h>8	L=h+1.0