Company Advantages1. rod seals is manufactured by making use of optimum quality raw material and the latest machines. High-end talents and advanced technology have enabled DMS 
o-ring seal quality to reach the industry's leading level
2. DMS o-ring seal has advanced machines and equipment for its production. matching up with the exact requirements of customers, we are involved in manufacturing a wide array of 
hydraulic rod seals,hydraulic rod seals.
3. The product performance has been greatly improved by our innovative R&D team. DMS Seals manufacturer owns a team of professional R&D group and skilled technicians
Installation Recommendation
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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 | 
| 1214
 16
 | 1820
 22
 | 3.03.0
 3.0
 | 3.23.2
 3.2
 | SPNO12*18*3.2SPNO14*20*3.2
 SPNO16*22*3.2
 | 
| 1820
 22
 | 2426
 31
 | 3.03.0
 3.8
 | 3.23.2
 4
 | SPNO18*24*3.2SPNO20*26*3.2
 SPNO22*31*4
 | 
| 2528
 30
 | 3437
 39
 | 3.83.8
 3.8
 | 44
 4
 | SPNO25*34*4SPNO28*37*4
 SPNO30*39*4
 | 
| 3236
 40
 | 4145
 49
 | 3.83.8
 3.8
 | 44
 4
 | SPNO32*41*4SPNO36*45*4
 SPNO40*49*4
 | 
| 4550
 56
 | 5465
 71
 | 3.86.3
 6.3
 | 46.5
 6.5
 | SPNO45*54*4SPNO50*65*6.5
 SPNO56*71*6.5
 | 
| 6063
 70
 | 7578
 85
 | 6.36.3
 6.3
 | 6.56.5
 6.5
 | SPNO60*75*6.5SPNO63*78*6.5
 SPNO70*85*6.5
 | 
| 7580
 85
 | 9095
 100
 | 6.36.3
 6.3
 | 6.56.5
 6.5
 | SPNO75*90*6.5SPNO80*95*6.5
 SPNO85*100*6.5
 | 
| 9095
 100
 | 105110
 115
 | 6.36.3
 6.3
 | 6.56.5
 6.5
 | SPNO90*105*6.5SPNO95*110*6.5
 SPNO100*115*6.5
 | 
| 105110
 115
 | 120125
 130
 | 6.36.3
 6.3
 | 6.56.5
 6.5
 | SPNO105*120*6.5SPNO110*125*6.5
 SPNO115*130*6.5
 | 
| 120125
 130
 | 135140
 145
 | 6.36.3
 6.3
 | 6.56.5
 6.5
 | SPNO120*135*6.5SPNO125*140*6.5
 SPNO130*145*6.5
 | 
| 135140
 145
 | 150155
 160
 | 6.36.3
 6.3
 | 6.56.5
 6.5
 | SPNO135*150*6.5SPNO140*155*6.5
 SPNO145*160*6.5
 | 
| 150160
 170
 | 170180
 190
 | 9.89.8
 9.8
 | 1010
 10
 | SPNO150*170*10SPNO160*180*10
 SPNO170*190*10
 | 
 With great popularity in market for our rod seals, Dms Seals Technology Co.,limited has grown to be a leading enterprise in this trade.
2.  Dms Seals Technology Co.,limited has an excellent professional R&D and management team composed of experts and scholars at home and abroad and industry elites.
3.  Apart from this, we are providing these hydraulic rod seals in customized forms to suit the demands of esteemed customers.