Company Advantages1. The high pressure seals have strong wear resistance to hard conditions. 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. Our products mainly include rod seals, piston seals, scraper seals, rotary seals, rubber seal products and spring seals. With the unique O Ring Manufacturers,pneumatic rod seals,our product is better with it.
Installation Recommendation
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Installation Sizes
| Rod Diameter                         dN h9 | Groove    Diameter | Groove Width | Radius | colspan="3"> 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 | 
| 3-7.9 | 8-18.9 | - | dN+4.9 | 2.2 | 0.4 | 0.3 | 0.20 | 0.15 | 1.78 | 
| 8-18.9 | 19-37.9 | - | dN+7.3 | 3.2 | 0.6 | 0.4 | 0.25 | 0.15 | 2.62 | 
| 19-37.9 | 38-199.9 | 8-18.9 | dN+10.7 | 4.2 | 1.0 | 0.4 | 0.25 | 0.20 | 3.53 | 
| 38-199.9 | 200-255.9 | 19-37.9 | dN+15.1 | 6.3 | 1.3 | 0.5 | 0.30 | 0.20 | 5.33 | 
| 200-225.9 | 256-649.9 | 38-199.9 | dN+20.5 | 8.1 | 1.8 | 0.6 | 0.35 | 0.25 | 7.00 | 
| 256-649.9 | 650-999.9 | 200-255.9 | dN+24.0 | 8.1 | 1.8 | 0.6 | 0.35 | 0.25 | 7.00 | 
| 650-999.9 | ≥1000.0 | 256-649.9 | dN+27.3 | 9.5 | 2.5 | 0.7 | 0.50 | 0.30 | 8.40 | 
| ≥1000.0 | - | 650-999.9 | dN+38.0 | 13.8 | 3.0 | 1.0 | 0.70 | 0.60 | 12.00 | 
Application and properties
Applicable to high and low speed reciprocating motion environment, a wide range of fluids and high temperature condition. Suitable for larger gap of piston rod. Low friction, simple groove, be able to work in the medium with oil spots. 
Meet the standard of GB/T 15242.3.
Sealing ring: filled PTFE
O-ring: NBR / FKM
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, gas | 
Installation Dimensions
| Rod Dia. | Groove Dia. | Groove Width | Order No.  | O-Ring Dimensions | 
| DN h9 | D1 H9 | L1+0.2 | 
| 45
 6
 | 8.99.9
 10.9
 | 2.22.2
 2.2
 | GSI4*8.9*2.2GSI5*9.9*2.2
 GSI6*10.9*2.2
 | 5.6*1.86.7*1.8
 7.65*1.78
 | 
| 88
 10
 | 12.915.3
 14.9
 | 2.23.2
 2.2
 | GSI8*12.9*2.2GSI8*15.3*3.2
 GSI10*14.9*2.2
 | 9.5*1.810.77*2.62
 11.8*1.8
 | 
| 1012
 12
 | 17.316.9
 19.3
 | 3.22.2
 3.2
 | GSI10*17.3*3.2GSI12*16.9*2.2
 GSI12*19.3*3.2
 | 12.37*2.6214.0*1.78
 13.94*2.62
 | 
| 1414
 15
 | 18.921.3
 19.9
 | 2.23.2
 2.2
 | GSI14*18.9*2.2GSI14*21.3*3.2
 GSI15*19.9*2.2
 | 15.6*1.7817.12*2.62
 17.17*1.78
 | 
| 1516
 16
 | 22.320.9
 23.3
 | 3.22.2
 3.2
 | GSI15*22.3*3.2GSI16*20.9*2.2
 GSI16*23.3*3.2
 | 17.12*2.6217.17*1.78
 18.72*2.62
 | 
| 1818
 19
 | 22.925.3
 29.7
 | 2.23.2
 4.2
 | GSI18*22.9*2.2GSI18*25.3*3.2
 GSI19*29.7*4.2
 | 20.35*1.7820.29*2.62
 23.39*3.53
 | 
| 2020
 22
 | 27.330.7
 29.3
 | 3.24.2
 3.2
 | GSI20*27.3*3.2GSI20*30.7*4.2
 GSI22*29.3*3.2
 | 21.89*2.6225.0*3.53
 25.07*2.62
 | 
| 2224
 25
 | 32.731.3
 32.3
 | 4.23.2
 3.2
 | GSI22*32.7*4.2GSI24*31.3*3.2
 GSI25*32.3*3.2
 | 26.57*3.5326.64*2.62
 28.24*2.62
 | 
| 2526
 28
 | 35.736.7
 35.3
 | 4.24.2
 3.2
 | GSI25*35.7*4.2GSI26*36.7*4.2
 GSI28*35.3*3.2
 | 29.74*3.5329.74*3.53
 29.82*2.62
 | 
| 2830
 30
 | 38.737.3
 40.7
 | 4.23.2
 4.2
 | GSI28*38.7*4.2GSI30*37.3*3.2
 GSI30*40.7*4.2
 | 32.92*3.5332.99*2.62
 34.52*3.53
 | 
| 3232
 35
 | 39.342.7
 42.3
 | 3.24.2
 3.2
 | GSI32*39.3*3.2GSI32*42.7*4.2
 GSI35*42.3*3.2
 | 34.59*2.6236.09*3.53
 37.77*2.62
 | 
| 3536
 36
 | 45.743.3
 46.7
 | 4.23.2
 4.2
 | GSI35*45.7*4.2GSI36*43.3*3.2
 GSI36*46.7*4.2
 | 37.69*3.5339.34*2.62
 40.87*3.53
 | 
| 3838
 40
 | 48.753.1
 50.7
 | 4.26.3
 4.2
 | GSI38*48.7*4.2GSI38*53.1*6.3
 GSI40*50.7*4.2
 | 40.87*3.5343.82*5.33
 44.04*3.53
 | 
| 4042
 42
 | 55.152.7
 57.1
 | 6.34.2
 6.3
 | GSI40*55.1*6.3GSI42*52.7*4.2
 GSI42*57.1*6.3
 | 43.82*5.3347.22*3.53
 46.99*5.33
 | 
| 4545
 48
 | 55.760.1
 58.7
 | 4.26.3
 4.2
 | GSI45*55.7*4.2GSI45*60.1*6.3
 GSI48*58.7*4.2
 | 50.39*3.5350.17*5.33
 51.5*3.55
 | 
| 4850
 50
 | 63.160.7
 65.1
 | 6.34.2
 6.3
 | GSI48*63.1*6.3GSI50*60.7*4.2
 GSI50*65.1*6.3
 | 53.34*5.3353.57*3.53
 56.52*5.33
 | 
| 5252
 54
 | 62.767.1
 69.1
 | 4.26.3
 6.3
 | GSI52*62.7*4.2GSI52*67.1*6.3
 GSI54*69.1*6.3
 | 56.74*3.5356.52*5.33
 59.69*5.33
 | 
| 5555
 56
 | 65.770.1
 66.7
 | 4.26.3
 4.2
 | GSI55*65.7*4.2GSI55*70.1*6.3
 GSI56*66.7*4.2
 | 59.92*3.5359.69*5.33
 59.92*3.53
 | 
| 5658
 60
 | 71.173.1
 70.7
 | 6.36.3
 4.2
 | GSI56*71.1*6.3GSI58*73.1*6.3
 GSI60*70.7*4.2
 | 62.87*5.3362.87*5.33
 63.09*3.53
 | 
| 6063
 63
 | 75.173.7
 78.1
 | 6.34.2
 6.3
 | GSI60*75.1*6.3GSI63*73.7*4.2
 GSI63*78.1*6.3
 | 66.04*5.3366.27*3.53
 69.22*5.33
 | 
| 6567
 70
 | 80.177.7
 80.7
 | 6.34.2
 4.2
 | GSI65*80.1*6.3GSI67*77.7*4.2
 GSI70*80.7*4.2
 | 69.22*5.3372.62*3.53
 75.79*3.53
 | 
| 7072
 75
 | 85.182.7
 85.7
 | 6.34.2
 4.2
 | GSI70*85.1*6.3GSI72*82.7*4.2
 GSI75*85.7*4.2
 | 75.57*5.3375.79*3.53
 78.97*3.53
 | 
| 7580
 80
 | 90.190.7
 95.1
 | 6.34.2
 6.3
 | GSI75*90.1*6.3GSI80*90.7*4.2
 GSI80*95.1*6.3
 | 81.92*5.3385.32*3.53
 85.09*5.33
 | 
| 8385
 86
 | 93.7100.1
 96.7
 | 4.26.3
 4.2
 | GSI83*93.7*4.2GSI85*100.1*6.3
 GSI86*96.7*4.2
 | 88.49*3.5391.44*5.33
 91.67*3.53
 | 
| 9090
 92
 | 100.7105.1
 102.7
 | 4.26.3
 4.2
 | GSI90*100.7*4.2GSI90*105.1*6.3
 GSI92*102.7*4.2
 | 94.84*3.5394.62*5.33
 98.02*3.53
 | 
| 9595
 100
 | 105.7110.1
 110.7
 | 4.26.3
 4.2
 | GSI95*105.7*4.2GSI95*110.1*6.3
 GSI100*110.7*4.2
 | 101.19*3.53100.97*5.33
 104.37*3.53
 | 
| 100105
 105
 | 115.1115.7
 120.1
 | 6.34.2
 6.3
 | GSI100*115.1*6.3GSI105*115.7*4.2
 GSI105*120.1*6.3
 | 107.32*5.33110.72*3.53
 110.49*5.33
 | 
 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 now!