Company Advantages1. The newly launched products by Dms Seals Technology Co.,limited were all completed by the internationally renowned design company. DMS O Ring Manufacturers strictly follows the ISO9001 international quality certification system for production management
2. All relative certificates to guarantee quality will be provided by Dms Seals Technology Co.,limited. As a modern sealing technology company, DMS Seal manufacturer has a wealth of experience
3. In case of pneumatic piston seals, automatic piston seals shut-off protects your safety. To reduce costs with high-efficiency work is the DMS's purpose
Installation Recommendation

Application and properties
Standard double acting sealing, a wide range of applications. Friction resistance is very low, no crawling phenomenon, strong wear resistance, and saving installation space.
Sealing ring: filled PTFE
O-Ring: NBR / FKM
Working Conditions
Working Conditions |
Diameter Range | Pressure Range | Temperature Range | Speed | Medium |
3-1600mm | 0-35MPa | -30℃+200℃ | 1.5 m/s | hydraulic oil, flame retardant liquid, water and others. |
Installation Dimensions
Bore Dia. | Groove Width | Order No. | O-Ring Dimension |
D H9 | L1+0.2 |
60
65
70 | 6
6
6 | SPGO60*6
SPGO65*6
SPGO70*6 | 43.5*5.3
48*5.3
53*5.3 |
75
80
85 | 6
6
6 | SPGO75*6
SPGO80*6
SPGO85*6 | 58*5.3
63*5.3
67*5.3 |
90
95
100 | 6
6
6 | SPGO90*6
SPGO95*6
SPGO100*6 | 73*5.3
77.5*5.3
83*5.3 |
105
110
115 | 6
6
6 | SPGO105*6
SPGO110*6
SPGO115*6 | 87.5*5.3
92.5*5.3
97.5*5.3 |
120
125
130 | 6
6
6 | SPGO120*6
SPGO125*6
SPGO130*6 | 103*5.3
108*5.3
112*5.3 |
135
140
145 | 6
6
6 | SPGO135*6
SPGO140*6
SPGO145*6 | 118*5.3
123.19*5.3
128*5.3 |
150
155
160 | 6
6
6 | SPGO150*6
SPGO155*6
SPGO160*6 | 132.72*5.3
138*5.3
142.24*5.3 |
165
170
175 | 6
6
6 | SPGO165*6
SPGO170*6
SPGO175*6 | 148.5*5.3
151.77*5.3
158*5.3 |
180
185
190 | 6
6
6 | SPGO180*6
SPGO185*6
SPGO190*6 | 164.47*5.3
167*5.3
173*5.3 |
195
80
85 | 6
7.9
7.9 | SPGO195*6
SPGO80*7.9
SPGO85*7.9 | 177.17*5.3
56*7
61*7 |
90
95
100 | 7.9
7.9
7.9 | SPGO90*7.9
SPGO95*7.9
SPGO100*7.9 | 66*7
71*7
77.5*7 |
105
110
115 | 7.9
7.9
7.9 | SPGO105*7.9
SPGO110*7.9
SPGO115*7.9 | 82*7
86*7
92*7 |
Company Features1. Dms Seals Technology Co.,limited is active in piston seals market with advantages of technology and pneumatic piston seals. - Please Contact Us! DMS Seal Manufacturer's hydraulic piston seals, hydraulic piston seals sizes, hydraulic piston seals Have The Features Of High Efficient And Low Priced. We Are Willing To Enter Into Business Relations With Your Firm On The Basis Of Equality And Mutual Benefit.
2. DMS Seal Manufacturer's processing center has advanced machine and professional testing equipment.
3. Dms Seals Technology Co.,limited is working every day to refine our materials formulation to deliver the best o-ring seal available. - The friendly cooperation with hydraulic cylinder piston seals helps the growth of DMS Seal Manufacturer. Get more info!