OK - PTFE Hydraulic Piston Seal with NBR/FKM O-Ring
1. Installation Recommendation
2. Application and properties
Extreme wear resistance, easy installation on single-part piston without assembly aids due to the split design of the sealing ring. Assembly on one-part piston is possible. Insensitive to extreme pressure peaks. Extreme high extreme pressure resistance. High pressure an large gaps due to the special compound properties of the seal ring. Dimensions according to ISO 7425-1. Short axial assembly length. Installation in closed and undercut housings. Additional sizes of machined products available on short notice.
3. Standard materials
Sealing ring: filled modified thermoplast
O-ring: NBR
4. Working Conditions
Working Conditions | |||
Diameter Range | Pressure Range | Temperature Range | Speed |
25 - 480mm | 0 - 80MPa | -30℃ +110℃ | ≤1 m/s |
5. Installation Dimensions
D1 | d1 | L | |
25 32 40 | 16 21 26.3 | 4.2 4.2 5.8 | OK25*16*4.2 OK32*21*4.2 OK40*26.3*5.8 |
40 50 50 | 29 34.5 36.3 | 4.2 6.3 5.8 | OK40*29*4.2 OK50*34.5*6.3 OK50*36.3*5.8 |
50 50 55 | 37 39 44 | 8 4.2 4.2 | OK50*37*8 OK50*39*4.2 OK55*44*4.2 |
55 60 60 | 44 41.7 49 | 4.2 7 4.2 | OK55*44*4.2 OK60*41.7*7 OK60*49*4.2 |
63 63 63 | 44.7 47.5 52 | 7 6.3 4.2 | OK63*44.7*7 OK63*47.5*6.3 OK63*52*4.2 |
70 70 70 | 51.7 54.5 54.5 | 7 6.3 6.3 | OK70*51.7*7 OK70*54.5*6.3 OK70*54.5*6.3 |
70 75 75 | 59 54 59.5 | 4.2 8 6.3 | OK70*59*4.2 OK75*54*8 OK75*59.5*6.3 |
80 80 85 | 59 64.5 64 | 8 6.3 8 | OK80*59*8 OK80*64.5*6.3 OK85*64*8 |
90 90 95 | 69 74.5 74 | 8 6.3 8 | OK90*69*8 OK90*74.5*6.3 OK95*74*8 |
100 100 105 | 79 84.5 84 | 8 6.3 8 | OK100*79*8 OK100*84.5*6.3 OK105*84*8 |
110 110 115 | 89 94.5 94 | 8 6.3 8 | OK110*89*8 OK110*94.5*6.3 OK115*94*8 |
115 120 125 | 100 99 104 | 8 8 8 | OK115*100*8 OK120*99*8 OK125*104*8 |
125 130 130 | 109.5 109 114.5 | 6.3 8 6.3 | OK125*109.5*6.3 OK130*109*8 OK130*114.5*6.3 |
130 135 135 | 115 114 119.5 | 8 8 6.3 | OK130*115*8 OK135*114*8 OK135*119.5*6.3 |
140 140 145 | 119 125 124 | 8 8 8 | OK140*119*8 OK140*125*8 OK145*124*8 |
150 150 152.4 | 129 135 131.5 | 8 8 8 | OK150*129*8 OK150*135*8 OK152.4*131.5*8 |
160 160 165 | 139 148 144 | 8 8 8 | OK160*139*8 OK160*148*8 OK165*144*8 |
170 175 180 | 149 154 159 | 8 8 8 | OK170*149*8 OK175*154*8 OK180*159*8 |
190 200 210 | 169 179 189 | 8 8 8 | OK190*169*8 OK200*179*8 OK210*189*8 |
220 220 230 | 199 205 209 | 8 8 8 | OK220*199*8 OK220*205*8 OK230*209*8 |
240 250 260 | 225 229 239 | 8 8 8 | OK240*225*8 OK250*229*8 OK260*239*8 |
270 280 290 | 249 255.5 271 | 8 8 9.5 | OK270*249*8 OK280*255.5*8 OK290*271*9.5 |
300 320 330 | 272 292 302 | 9.5 9.5 9.5 | OK300*272*9.5 OK320*292*9.5 OK330*302*9.5 |
350 370 420 | 322 342 392 | 9.5 9.5 9.5 | OK350*322*9.5 OK370*342*9.5 OK420*392*9.5 |
450 480 | 422 452 | 9.5 9.5 | OK450*422*9.5 OK480*452*9.5 |
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