Company Advantages1. Unmatched expertise of DMS Seal Manufacturer enables us to serve our clients with utmost accuracy than our industry competitors. DMS Seals implements and optimizes its quality control systems
2. The adoption of
hydraulic rod seals method can cause piston rod seal and satisfy production requirements. As a modern sealing technology company, DMS Seal manufacturer has a wealth of experience
3. Following the trend of fashion, our rod seals is designed to be of hydraulic rod seals online and rod seal catalogue. DMS Seal manufacturer is a technology enterprise which specialized in the R&D and production of seals
4. With this in mind, it has been our mission to continually evolve our know-how, giving you access to qualified technology expertise that can be applied to create the next generation of hydraulic rod seals products. DMS o-ring seal has advanced machines and equipment for its production
5. We can support OEM and ODM. O Ring Manufacturers,pneumatic rod seals is applicable to industries of push rod seal.
Installation Recommendation

Application and properties
Applicable to a wide range of pressure work and sliding high speed occasions. Standard combined seal. Low friction, strong wear resistance.
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 | general hydraulic oil, water glycol hydraulic oil, oil / water emulsion type hydraulic oil. |
Installation Dimensions
Nominal Size of Packing, and Housing dimensions | Order No. |
d | D | H | L +0.2 |
12 14 16 | 18 20 22 | 3.0 3.0 3.0 | 3.2 3.2 3.2 | SPNO12*18*3.2 SPNO14*20*3.2 SPNO16*22*3.2 |
18 20 22 | 24 26 31 | 3.0 3.0 3.8 | 3.2 3.2 4 | SPNO18*24*3.2 SPNO20*26*3.2 SPNO22*31*4 |
25 28 30 | 34 37 39 | 3.8 3.8 3.8 | 4 4 4 | SPNO25*34*4 SPNO28*37*4 SPNO30*39*4 |
32 36 40 | 41 45 49 | 3.8 3.8 3.8 | 4 4 4 | SPNO32*41*4 SPNO36*45*4 SPNO40*49*4 |
45 50 56 | 54 65 71 | 3.8 6.3 6.3 | 4 6.5 6.5 | SPNO45*54*4 SPNO50*65*6.5 SPNO56*71*6.5 |
60 63 70 | 75 78 85 | 6.3 6.3 6.3 | 6.5 6.5 6.5 | SPNO60*75*6.5 SPNO63*78*6.5 SPNO70*85*6.5 |
75 80 85 | 90 95 100 | 6.3 6.3 6.3 | 6.5 6.5 6.5 | SPNO75*90*6.5 SPNO80*95*6.5 SPNO85*100*6.5 |
90 95 100 | 105 110 115 | 6.3 6.3 6.3 | 6.5 6.5 6.5 | SPNO90*105*6.5 SPNO95*110*6.5 SPNO100*115*6.5 |
105 110 115 | 120 125 130 | 6.3 6.3 6.3 | 6.5 6.5 6.5 | SPNO105*120*6.5 SPNO110*125*6.5 SPNO115*130*6.5 |
120 125 130 | 135 140 145 | 6.3 6.3 6.3 | 6.5 6.5 6.5 | SPNO120*135*6.5 SPNO125*140*6.5 SPNO130*145*6.5 |
135 140 145 | 150 155 160 | 6.3 6.3 6.3 | 6.5 6.5 6.5 | SPNO135*150*6.5 SPNO140*155*6.5 SPNO145*160*6.5 |
150 160 170 | 170 180 190 | 9.8 9.8 9.8 | 10 10 10 | SPNO150*170*10 SPNO160*180*10 SPNO170*190*10 |
Company Features1. Dms Seals Technology Co.,limited owns manufacturing facilities.
2. Dms Seals Technology Co.,limited make every effort to have hydraulic rod seals in this rod seals. Inquire!