GSF - Bronze PTFE Hydraulic Piston Seal glyd ring with NBR/FKM O-Ring

Product Information
Customer Reviews

Company Advantages
1. The production of DMS Seal Manufacturer piston seals is compatible with the newest technology. The high pressure seals have strong wear resistance to hard conditions
2. The product is gradually recognized by the majority of customers. DMS Seal manufacturer was established in 2008 and now has more than 10 years professional experience
3. We can guarantee quality for our piston seals . High-end talents and advanced technology have enabled DMS o-ring seal quality to reach the industry's leading level
4. Our piston seals can be applied to different fields. To reduce costs with high-efficiency work is the DMS's purpose

1. Installation Recommendation

2. Installation Sizes

Bore Diameter D_N 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
8-14.9	15-39.9	-	D_N-4.9	2.2	0.4	0.3	0.20	0.15	1.78
15-39.9	40-79.9	-	D_N-7.5	3.2	0.6	0.4	0.25	0.15	2.62
40-79.9	80-132.9	15-39.9	D_N-11.0	4.2	1.0	0.4	0.25	0.20	3.53
80-132.9	133-329.9	40-79.9	D_N-15.5	6.3	1.3	0.5	0.30	0.20	5.33
133-329.9	330-699.9	80-132.9	D_N-21.0	8.1	1.8	0.6	0.35	0.25	7.00
330-669.9	670-99.9	133-329.9	D_N-24.5	8.1	1.8	0.6	0.35	0.25	7.00
670-999.9	≥1000	330-669.9	D_N-28.0	9.5	2.5	0.7	0.50	0.30	8.40
≥1000	≥1000	≥1000	D_N-38.0	13.8	3.0	1.0	0.70	0.60	12.00

3. Application and properties

Standard double acting seal. Suitable for reciprocating motion, allowing larger extrusion clearances, has wide application. Dynamic and static sealing property are excellent, be able to work in dusty condition. Low friction, simple groove, strong adaptability to work conditions.

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 and others

6. Installation Dimensions

Bore Dia.

Groove Dia.

Groove Width

Order No.

O-Ring Dimensions

D_N H9

d₁ h9

L₁+0.2

3.1

5.1

7.1

2.2

GSF8*3.1*2.2

GSF10*5.1*2.2

GSF12*7.1*2.2

2.90*1.78

4.80*1.8

6.70*1.8

9.1

10.1

7.5

2.2

3.2

GSF14*9.1*2.2

GSF15*10.1*2.2

GSF15*7.5*3.2

8.75*1.8

7.59*2.62

8.75*1.8

11.1

8.5

13.1

2.2

3.2

2.2

GSF16*11.1*2.2

GSF16*8.5*3.2

GSF18*13.1*2.2

10.82*1.78

7.59*2.62

12.42*1.78

10.5

15.1

12.5

3.2

2.2

3.2

GSF18*10.5*3.2

GSF20*15.1*2.2

GSF20*12.5*3.2

9.19*2.62

14.00*1.78

12.37*2.62

19.1

16.5

17.5

2.2

3.2

GSF24*19.1*2.2

GSF24*16.5*3.2

GSF25*17.5*3.2

18.77*1.78

15.54*2.62

17.12*2.62

20.5

4.2

3.2

4.2

GSF25*14*4.2

GSF28*20.5*3.2

GSF28*17*4.2

13.87*3.53

20.29*2.62

15.47*3.53

22.5

24.5

3.2

4.2

3.2

GSF30*22.5*3.2

GSF30*19*4.2

GSF32*24.5*3.2

21.89*2.62

26.70*1.78

23.47*2.62

Company Features
1. The advanced labs are beneficial to the development of finest quality piston seals .
2. Dms Seals Technology Co.,limited persists in the service philosophy of hydraulic piston seals suppliers . Inquire online!

Favorable rate

100%

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