K75

Piston Rod Guide Ring
Piston Rod Guide Ring
   KASTAS NO d(f8) dp (h8) Db(H8) D(H9) B(-0/+0,2) b d1 (h9) D1 (H9) k
 K75-025 25 30 9,7 9,5 28,2 26,8 1
 K75-030 30 35 9.7 9.5 33.2 31.8 1
 K75-035 35 40 15 14.8 38.2 36.8 1
 K75-040/1 40 45 9.7 9.5 43.2 41.8 1.5
 K75-040/2 40 45 15 14.8 43.2 41.8 1.5
 K75-045 45 50 9.7 9.5 48.2 46.8 1.5
 K75-045/1 45 50 15 14.8 48.2 46.8 1.5
 K75-050 50 55 9.7 9.5 53.2 51.8 2
 K75-050/1 50 55 15 14.8 53.2 51.8 2
 K75-050/2 50 54 10 9.8 53 51 2
 K75-055 55 60 15 14.8 58.2 56.8 2
 K75-055/1 55 60 9.7 9.5 58.2 56.8 2
 K75-058 58 63 9.7 9.5 61.2 59.8 2
 K75-060 60 65 15 14.8 63.2 61.8 2.5
 K75-060/1 60 65 9.7 9.5 63.2 61.8 2.5
 K75-060/2 60 65 20 19.8 63.2 61.8 2.5
 K75-063 63 68 15 14.8 66.2 64.8 2.5
 K75-065 65 70 15 14.8 68.2 66.8 2.5
 K75-065/1 65 70 9.7 9.5 68.2 66.8 2.5
 K75-070 70 75 9.7 9.5 73.2 71.8 2.5
 K75-070/1 70 75 15 14.8 73.2 71.8 2.5
 K75-074 74 80 6.5 6.3 77.6 76.4 2.5
 K75-075 75 80 9.7 9.5 78.2 76.8 2.5
 K75-075/1 75 80 15 14.8 78.2 76.8 2.5
 K75-080 80 85 9.7 9.5 83.2 81.8 2.5
 K75-080/1 80 85 15 14.8 83.2 81.8 2.5
 K75-080/2 80 85 20 19.8 83.2 81.8 2.5
 K75-084 84 90 6.5 6.3 87.6 86.4 2.5
 K75-085 85 90 9.7 9.5 88.2 86.8 2.5
 K75-085/1 85 90 15 14.8 88.2 86.8 2.5
 K75-090 90 95 15 14.8 93.2 91.8 2.5
 K75-090/1 90 95 9.7 9.5 93.2 91.8 2.5
 K75-090/2 90 95 5.7 5.4 93.2 91.8 2.5
 K75-094 94 100 6.5 6.3 97.2 95.8 2.5
 K75-095 95 100 9.7 9.5 98.2 96.8 2.5
 K75-095/1 95 100 15 14.8 98.2 96.8 2.5
 K75-100 100 105 15 14.8 103.2 101.8 3.5
 K75-100/1 100 105 9.7 9.5 103.2 101.8 3.5
 K75-100/2 100 105 20 19.8 103.2 101.8 3.5
 K75-100/3 100 105 25 24,8 103,2 101,8 3,5
 K75-105 105 110 9.7 9.5 108.2 106.8 3.5
 K75-105/1 105 110 15 14.8 108.2 106.8 3.5
 K75-105/3 105 110 20 19.8 108.2 106.8 3.5
 K75-110 110 115 9.7 9.5 113.2 111.8 3.5
 K75-110/1 110 115 15 14.8 113.2 111.8 3.5
 K75-115 115 120 9.7 9.5 118.2 116.8 3.5
 K75-115/1 115 120 15 14.8 118.2 116.8 3.5
 K75-115/2 115 120 25 24,8 118,2 116,8 3,5
 K75-120 120 125 9.7 9.5 123.2 121.8 3.5
 K75-120/1 120 125 15 14.8 123.2 121.8 3.5
 K75-120/2 120 125 20 19.8 123.2 121.8 3.5
 K75-125 125 130 9.7 9.5 128.2 126.8 3.5
 K75-125/1 125 130 15 14.8 128.2 126.8 3.5
 K75-130 130 135 9.7 9.5 133.2 131.8 3.5
 K75-130/1 130 135 15 14.8 133.2 131.8 3.5
 K75-135 135 140 9.7 9.5 138.2 136.8 3.5
 K75-135/1 135 140 15 14.8 138.2 136.8 3.5
 K75-140 140 145 9.7 9.5 143.2 141.8 3.5
 K75-140/1 140 145 15 14.8 143.2 141.8 3.5
 K75-140/2 140 148 25 24,8 143,2 141,8 3,5
 K75-142 142 147 15 14.8 145.2 143.8 3.5
 K75-145 145 150 9.7 9.5 148.2 146.8 3.5
 K75-145/1 145 150 15 14.8 148.2 146.8 3.5
 K75-145/2 145 150 25 24,8 148,2 146,8 3,5
 K75-150 150 155 15 14.8 153.2 151.8 3.5
 K75-150/1 150 155 9.7 9.5 153.2 151.8 3.5
 K75-155 155 160 9.7 9.5 158.2 156.8 3.5
 K75-155/1 155 160 15 14.8 158.2 156.8 3.5
 K75-155/2 155 163 25 24.8 158.2 156.8 3.5
 K75-155/3 155 160 20 19,8 158,2 156,8 3,5
 K75-160 160 165 20 19,8 163,2 161,8 3,5
 K75-165 165 170 9.7 9.5 168.2 166.8 3.5
 K75-175 175 180 9.7 9.5 178.2 176.8 3.5
 K75-175/1 175 180 15 14.8 178.2 176.8 3.5
 K75-180 180 185 15 14.8 183.2 181.8 3.5
 K75-180/1 180 188 25 24,8 186,2 181,8 3,5
 K75-185 185 190 9.7 9.5 188.2 186.8 3.5
 K75-185/1 185 190 15 14.8 188.2 186.8 3.5
 K75-192 192 200 25 24,8 198,2 193,8 3,5
 K75-195 195 200 9.7 9.5 198.2 196.8 3.5
 K75-195/1 195 200 15 14.8 198.2 196.8 3.5
 K75-200 200 205 15 14.8 203.2 201.8 4.5
 K75-200/1 200 208 25 24,8 206,2 201,8 4,5
 K75-210 210 218 25 24,8 216,2 211,8 4,5
 K75-212 212 220 25 24.8 218.2 213.8 4.5
 K75-215 215 220 15 14.8 218.2 216.8 4.5
 K75-225 225 230 15 14.8 228.2 226.8 4.5
 K75-240 240 245 15 14.8 243.2 241.8 4.5
 K75-240/1 240 248 25 24,8 246,2 241,8 4,5
 K75-242 242 250 25 24,8 245,2 243,8 4,5
 K75-245 245 250 9.7 9.5 248.2 246.8 4.5
 K75-245/1 245 250 15 14.8 248.2 246.8 4.5
 K75-265 265 270 15 14.8 268.2 266.8 4.5
 K75-275 275 280 9.7 9.5 278.2 276.8 4.5
 K75-290 290 298 25 24,8 296,2 291,8 4,5
 K75-292 292 300 25 24,8 298,2 293,8 4,5
 K75-295 295 300 15 14.8 298.2 296.8 4.5
 K75-342 342 350 25 24,8 348,2 343,8 4,5
 K75-392 392 400 25 24,8 398,2 393,8 4,5

K 75 is a piston - rod guide ring designed to be used in heavy dutyhydraulic and pneumatic systems.

PRODUCT ADVANTAGES
•Low friction coefficient
•Able to work on dry conditions behind the seal
•Superior load cushioning effect
•Better dimension stability at elevated temperatures
•Easy installation
•Wide range of dimensions
•Safely usage in heavy and medium duty applications

APPLICATION
Mobile hydraulics ,  mining industry , excavators , hydraulic presses , heavy duty cylinders.
MATERIAL CODE
SYNTHETIC FIBER + PTFE PH6501
OPERATING CONDITIONS
MEDIA Mineral oil (DIN 51524)  HFA ve HFB HFC
TEMPERATURE -40°C +130°C +5°C +60°C -40°C +40°C
DYNAMIC CONTACT ≤120 N/mm2 ≤120 N/mm 2 ≤120 N/mm 2
PRESSURE STATIC CONTACT PRESSURE ≤320 N/mm2 ≤320 N/mm2 ≤320 N/mm2
SPEED ≤0.8 m/s ≤0.8 m/s ≤0.8 m/s
Note: The above data are maximum values and cannot be used at the same time.

    

SURFACE ROUGHNESS Ra Rmax
Sliding Surface  ØD-Ød ≤0.4µm ≤3.2 μm
Groove Base  ØDb-Ødp ≤1.6µm
 		 ≤10 µm
Groove Flanks  B ≤3.2µm ≤14 µm

INSTALLATION
Easily assembled into the housing by hand. It is very important that the assembly tools must be of soft material and have no sharp edges. Before installation the wiper must be oiled with system oil.

NOTES
To avoid hydrodynamic pressure k interval is given.