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Home  > PRODUCTS  > Rod Seals  >  GSI - PTFE Hydraulic Rod Seal with NBR/FKM O-Ring
GSI - PTFE Hydraulic Rod Seal with NBR/FKM O-Ring
GSI - PTFE Hydraulic Rod Seal with NBR/FKM O-Ring
Diameter Range
3-1600mm
Pressure Range
0-60MPa
Temperature Range
-45℃+200℃
Speed
15 m/s
Medium
hydraulic oil, flame retardant liquid, water, gas

1. Installation Recommendation 


2. Installation Sizes

Rod Diameter    dN h9

Groove Diameter

Groove Width

Radius

Radial Clearance                S max.

O-Ring Cross-Section

Standard Application

Light Application

Heavy Duty Application

D1 H9

L1+0.2

R1

10MPa

20MPa

40MPa

d2

3-7.9

8-18.9

-

dN+4.9

2.2

0.4

0.3

0.20

0.15

1.78

8-18.9

19-37.9

-

dN+7.3

3.2

0.6

0.4

0.25

0.15

2.62

19-37.9

38-199.9

8-18.9

dN+10.7

4.2

1.0

0.4

0.25

0.20

3.53

38-199.9

200-255.9

19-37.9

dN+15.1

6.3

1.3

0.5

0.30

0.20

5.33

200-225.9

256-649.9

38-199.9

dN+20.5

8.1

1.8

0.6

0.35

0.25

7.00

256-649.9

650-999.9

200-255.9

dN+24.0

8.1

1.8

0.6

0.35

0.25

7.00

650-999.9

1000.0

256-649.9

dN+27.3

9.5

2.5

0.7

0.50

0.30

8.40

1000.0

-

650-999.9

dN+38.0

13.8

3.0

1.0

0.70

0.60

12.00

3. Application and properties

Applicable to high and low speed reciprocating motion environment, a wide range of fluids and high temperature condition. Suitable for larger gap of piston rod. Low friction, simple groove, be able to work in themedium with oil spots. 

Meet the standard of GB/T 15242.3.

 

4. Standard materials

Sealing ring: filled PTFE

O-Ring: NBR / FKM

 

5. Working Conditions

Working  Conditions

Diameter Range

Pressure Range

Temperature Range

Speed

Medium

3 - 1600mm

0 - 60MPa

-45℃ +200

15 m/s

hydraulic oil, flame retardant liquid, water, gas

 

6. Installation Dimensions

Rod Dia.

Groove Dia.

Groove Width

Order No.

O-Ring Dimensions

DN h9

D1 H9

L1+0.2

20

20

22

27.3

30.7

29.3

3.2

4.2

3.2

GSI20*27.3*3.2

GSI20*30.7*4.2

GSI22*29.3*3.2

21.89*2.62

25.0*3.53

25.07*2.62

22

24

25

32.7

31.3

32.3

4.2

3.2

3.2

GSI22*32.7*4.2

GSI24*31.3*3.2

GSI25*32.3*3.2

26.57*3.53

26.64*2.62

28.24*2.62

25

26

28

35.7

36.7

35.3

4.2

4.2

3.2

GSI25*35.7*4.2

GSI26*36.7*4.2

GSI28*35.3*3.2

29.74*3.53

29.74*3.53

29.82*2.62

28

30

30

38.7

37.3

40.7

4.2

3.2

4.2

GSI28*38.7*4.2

GSI30*37.3*3.2

GSI30*40.7*4.2

32.92*3.53

32.99*2.62

34.52*3.53

32

32

35

39.3

42.7

42.3

3.2

4.2

3.2

GSI32*39.3*3.2

GSI32*42.7*4.2

GSI35*42.3*3.2

34.59*2.62

36.09*3.53

37.77*2.62

35

36

36

45.7

43.3

46.7

4.2

3.2

4.2

GSI35*45.7*4.2

GSI36*43.3*3.2

GSI36*46.7*4.2

37.69*3.53

39.34*2.62

40.87*3.53

38

38

40

48.7

53.1

50.7

4.2

6.3

4.2

GSI38*48.7*4.2

GSI38*53.1*6.3

GSI40*50.7*4.2

40.87*3.53

43.82*5.33

44.04*3.53

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