Company Advantages1. As a modern sealing technology company, DMS Seal manufacturer has a wealth of experience. Presented products are enormously appreciated by DMS Seal Manufacturer customers for characteristics such as
hydraulic rod seals and piston rod seal.
2. DMS o-ring seal has advanced machines and equipment for its production. DMS Seal Manufacturer – a famous brand of rod seals,hydraulic rod seals online, proudly designs and produces hydraulic rod seals,rod seal catalogue.
3. Verified by the production, O Ring Manufacturers features reasonable structure, high efficiency and notable economic benefits. Our products mainly include rod seals, piston seals, scraper seals, rotary seals, rubber seal products and spring seals
Installation Recommendation

Application and properties
The standard combination seal is suitable for a wide range of pressure work and sliding high speed occasions. 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 and water emulsion type hydraulic oil. |
Installation Dimensions
Nominal Size of Packing, and Housing dimensions | Order No. |
d | D | H | L +0.2 |
3 4 5 | 6 7 8 | 2.3 2.3 2.3 | 2.5 2.5 2.5 | SPNC3*6*2.5 SPNC4*7*2.5 SPNC5*8*2.5 |
6 7 8 | 9 10 11 | 2.3 2.3 2.3 | 2.5 2.5 2.5 | SPNC6*9*2.5 SPNC7*10*2.5 SPNC8*11*2.5 |
9 10 10 | 12 13 14 | 2.3 2.3 3.0 | 2.5 2.5 3.2 | SPNC9*12*2.5 SPNC10*13*2.5 SPNC10*14*3.2 |
11 11.2 12 | 15 15.2 16 | 3.0 3.0 3.0 | 3.2 3.2 3.2 | SPNC11*15*3.2 SPNC11.2*15.2*3.2 SPNC12*16*3.2 |
12.5 14 15 | 16.5 18 19 | 3.0 3.0 3.0 | 3.2 3.2 3.2 | SPNC12.5*16.5*3.2 SPNC14*18*3.2 SPNC15*19*3.2 |
16 18 20 | 20 22 24 | 3.0 3.0 3.0 | 3.2 3.2 3.2 | SPNC16*20*3.2 SPNC18*22*3.2 SPNC20*24*3.2 |
20 21 22 | 24 25 26 | 3.0 3.0 3.0 | 3.2 3.2 3.2 | SPNC20*24*3.2 SPNC21*25*3.2 SPNC22*26*3.2 |
22 22.4 24 | 28 28.4 30 | 4.4 4.4 4.4 | 4.7 4.7 4.7 | SPNC22*28*4.7 SPNC22.4*28.4*4.7 SPNC24*30*4.7 |
25 25.5 26 | 31 31.5 32 | 4.4 4.4 4.4 | 4.7 4.7 4.7 | SPNC25*31*4.7 SPNC25.5*31.5*4.7 SPNC26*32*4.7 |
28 29 29.5 | 34 35 35.5 | 4.4 4.4 4.4 | 4.7 4.7 4.7 | SPNC28*34*4.7 SPNC29*35*4.7 SPNC29.5*35.5*4.7 |
30 31 31.5 | 36 37 37.5 | 4.4 4.4 4.4 | 4.7 4.7 4.7 | SPNC30*36*4.7 SPNC31*37*4.7 SPNC31.5*37.5*4.7 |
32 34 35 | 38 40 41 | 4.4 4.4 4.4 | 4.7 4.7 4.7 | SPNC32*38*4.7 SPNC34*40*4.7 SPNC35*41*4.7 |
35.5 36 38 | 41.5 42 44 | 4.4 4.4 4.4 | 4.7 4.7 4.7 | SPNC35.5*41.5*4.7 SPNC36*42*4.7 SPNC38*44*4.7 |
Company Features1. DMS Seal Manufacturer is quality-oriented and has gained wide market in rod seals field. - At present, Dms Seals Technology Co.,limited has advanced production lines and various testing equipment for hydraulic rod seals.
2. Over hundreds of skilled O Ring Manufacturers technicians provide customers with the most sophisticated products.
3. DMS Seal Manufacturer has been always stressing the importance of o-ring seal . - Ensuring a harmonious environment between employees can provide the best rod seals. Call!