Company Advantages1. Owing to its elegant look and sturdy design, these sets are highly in demand amongst our customers.
2. Dms Seals Technology Co.,limited works hard to make the quality and performance of rod seals products more in line with the needs of customers. DMS Seals provides professional design and production of high-grade 
o-ring seals
3. DMS O Ring Manufacturers strictly follows the ISO9001 international quality certification system for production management. Some advantages of the 
hydraulic rod seals,hydraulic rod seals lie in piston rod seal.
4. There is a wide range of usages for our O Ring Manufacturers, such as hydraulic rod seals online. Quality control of the seals is the basis for DMS Seals
5. DMS Seal Manufacturer has gained a lot of praises for the products of o-ring seal among customers all over the world. High-end talents and advanced technology have enabled DMS o-ring seal quality to reach the industry's leading level
Installation Recommendation
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Installation Sizes
| Rod Diameter d e8 | Groove Diameter D H9 | Groove Width L D10 | H | 
| 20-30 | d+8 | 7.5 | 7 | 
| 31-35 | d+8 | 7.5 | 7 | 
| 36-44 | d+8 | 8.5 | 8 | 
| 45-55 | d+10 | 11.0 | 10 | 
| 56-119 | d+15 | 13.0 | 12 | 
| 120-319 | d+20 | 17.0 | 16 | 
| 320-499 | d+30 | 21.0 | 20 | 
| >499 | d+40 | 26.5 | 25 | 
Application and properties
Applicable to hydraulic cylinder piston rod, generally used in conjunction with the guide sleeve. The special-shaped Y ring has the sealing function, provides the elasticity to the seal ring, and compensates for the abrasion. Wear-resisting, non stick slip phenomenon. It has a high stability under pressure and harsh conditions.
Sealing ring: filled PTFE
Y-ring: NBR / PU
O-ring: NBR / FKM
Working Conditions
| Working  Conditions | 
| Diameter Range | Pressure Range | Temperature Range | Speed | Medium | 
| 3-1600mm | 0-60MPa | -30℃ +100℃ | 1 m/s | Petroleum base hydraulic oil,    nonflammable hydraulic fluid, water, and others. | 
Installation Dimensions
| Rod Dia. | Outer Dia. | Groove    Width | Order No. | 
| d e8 | D H9 | L D10 | 
| 2022
 23
 | 2830
 31
 | 7.57.5
 7.5
 | TDI20*28*7.5TDI22*30*7.5
 TDI23*31*7.5
 | 
| 2528
 30
 | 3336
 38
 | 7.57.5
 7.5
 | TDI25*33*7.5TDI28*36*7.5
 TDI30*38*7.5
 | 
| 3235
 36
 | 4043
 44
 | 7.57.5
 8.5
 | TDI32*40*7.5TDI35*43*7.5
 TDI36*44*8.5
 | 
| 4042
 45
 | 4850
 55
 | 8.58.5
 11
 | TDI40*48*8.5TDI42*50*8.5
 TDI45*55*11
 | 
| 4748
 50
 | 5758
 60
 | 1111
 11
 | TDI47*57*11TDI48*58*11
 TDI50*60*11
 | 
| 5255
 56
 | 6265
 71
 | 1111
 13
 | TDI52*62*11TDI55*65*11
 TDI56*71*13
 | 
| 6063
 65
 | 7578
 80
 | 1313
 13
 | TDI60*75*13TDI63*78*13
 TDI65*80*13
 | 
| 6870
 72
 | 7885
 87
 | 1313
 13
 | TDI68*78*13TDI70*85*13
 TDI72*87*13
 | 
| 7580
 83
 | 9095
 98
 | 1313
 13
 | TDI75*90*13TDI80*95*13
 TDI83*98*13
 | 
| 8587
 90
 | 100102
 105
 | 1313
 13
 | TDI85*100*13TDI87*102*13
 TDI90*105*13
 | 
| 9596
 100
 | 110111
 115
 | 1313
 13
 | TDI95*110*13TDI96*111*13
 TDI100*115*13
 | 
| 100105
 110
 | 120120
 125
 | 1513
 13
 | TDI100*120*15TDI105*120*13
 TDI110*125*13
 | 
| 115115
 120
 | 126130
 140
 | 1613
 17
 | TDI115*126*16TDI115*130*13
 TDI120*140*17
 | 
| 125130
 135
 | 145150
 155
 | 1717
 17
 | TDI125*145*17TDI130*150*17
 TDI135*155*17
 | 
| 140140
 150
 | 155160
 170
 | 1817
 17
 | TDI140*155*18TDI140*160*17
 TDI150*170*17
 | 
| 155160
 165
 | 175180
 185
 | 1717
 17
 | TDI155*175*17TDI160*180*17
 TDI165*185*17
 | 
| 170175
 180
 | 190195
 200
 | 1717
 17
 | TDI170*190*17TDI175*195*17
 TDI180*200*17
 | 
| 185190
 200
 | 205210
 220
 | 1717
 17
 | TDI185*205*17TDI190*210*17
 TDI200*220*17
 | 
| 220225
 230
 | 240245
 250
 | 1717
 17
 | TDI220*240*17TDI225*245*17
 TDI230*250*17
 | 
| 240250
 260
 | 260270
 280
 | 1717
 17
 | TDI240*260*17TDI250*270*17
 TDI260*280*17
 | 
| 280300
 350
 | 300320
 380
 | 1717
 21
 | TDI280*300*17TDI300*320*17
 TDI350*380*21
 | 
| 500630
 1000
 | 540670
 1040
 | 26.526.5
 26.5
 | TDI500*540*26.5TDI630*670*26.5
 TDI1000*1040*26.5
 | 
 Our professional technician strictly operate machines to ensure its normal operation and produce high quality rod seals.
2.  We can customize solutions to making hydraulic rod seals for your own hydraulic rod seals use. Ask!