Series K Steel on PTFE Maintenance-free

Steel lined with an antifriction film, consisting of PTFE

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Mating materials: Steel on PTFE Maintenance-free
Standard : DIN ISO 12240-4 dimension series K 
Inner ring:    Antifriction bearing steel, hardened, ground and polished.
Outer ring:    Steel lined with an antifriction film, consisting of PTFE.
Housing:    Sizes 5 to 12 free-cutting steel, sizes 14 to 50 tempering steel (standar- dised), all sizes galvanized and chromatised. The spherical bearing ia pressed into the housing and caulked at both sides.

FEMALE

d3 B C1 d1=
 mm  mm  mm  mm
M5 8 6.00 7.7
M6 9 6.75 8.9
M8 12 9.00 10.3
M10 14 10.50 12.9
M12 16 12.00 15.4
M14 19 13.50 16.8
M16 21 15.00 19.3
M18x1.5 23 16.50 21.8
M20x1.5 25 18.00 24.3
M22x1.5 28 20.00 25.8
M24x2 31 22.00 29.5
M30x2 37 25.00 34.8
M36x2 43 28.00 37.7*
M42x2 49 33.00 45.2*
M48x2 60 45.00 56.6*

(*) Deviates From Standard
 

MALE

 d3  B  C1  d1=
 mm  mm  mm  mm
M5 8 6.00 7.7
M6 9 6.75 8.9
M8 12 9.00 10.3
M10 14 10.50 12.9
M12 16 12.00 15.4
M14 19 13.50 16.8
M16 21 15.00 19.3
M18x1.5 23 16.50 21.8
M20x1.5 25 18.00 24.3
M22x1.5 28 20.00 25.8
M24x2 31 22.00 29.5
M30x2 37 25.00 34.8
M36x2 43 28.00 37.7*
M42x2 49 33.00 45.2*
M48x2 60 45.00 56.6*

(*) Deviates From Standard

Special versions:    
- Version -DMS: as standard, but outer ring made of brass
- Version -DV: as standard, but housing heat-treated, for static load capacity see -V load rating stat C0
- Version -DL: as standard, but housing made from high-grade tempering steel (heat-treated), for static load capacity see -L load rating stat C0 

Further versions available on request. E.g.:

  • Housing crack-tested
  • Sliding face of inner ring hard chromium plated
  • Special surface coating of housing

 

d2 d4 d5 dk h1 l3 l4 W Load ratings static C0   Tilt angle Weight
max. =       min. =   Standard  -V -L    

 

mm mm mm mm mm mm mm mm kN kN kN a° kg
19 9.0 11 11.1 27 8 36.5 9 6     13 0.017
21 10.0 13 12.7 30 9 40.5 11 7     13 0.025
25 12.5 16 15.8 36 12 48.5 14 12 16 21 13 0.043
29 15.0 19 19.0 43 15 57.5 17 15 19 27 13 0.072
33 17.5 22 22.2 50 18 66.5 19 23 25 35 13 0.107
37 20.0 25 25.4 57 21 75.5 22 24 34 46 15 0.160
43 22.0 27 28.5 64 24 85.5 22 34 43 57 15 0.210
47 25.0 31 31.7 71 27 94.5 27 39 49 77 15 0.295
51 27.5 34 34.9 77 30 102.5 30 42 50 78 15 0.380
55 30.0 37 38.1 84 33 111.5 32 54 70 101 15 0.490
61 33.5 42 42.8 94 36 124.5 36 60 78 131 15 0.650
71 40.0 50 50.8 110 45 145.5 41 82 107 182 15 1.150
81 46.0 58 57.1 125 56 165.5 50 96     16 1.600
91 53.0 65 66.6 142 60 187.5 55 132     17 2.400
117 65.0 75 82.5 160 65 218.5 65 209     12 5.000
  • Not Available
d2 dk h l1 l2 Load ratings static C0   Tilt angle Weight
max.     min. = Standard  -V -L    

 

mm mm mm mm mm kN kN kN a° kg
19 11.1 33 19 42.5 4     13 0.013
21 12.7 36 21 46.5 6     13 0.019
25 15.8 42 25 54.5 10 12 19 13 0.032
29 19.0 48 28 62.5 15 19 27 13 0.054
33 22.2 54 32 70.5 23 25 35 13 0.085
37 25.4 60 36 78.5 24 34 46 15 0.125
43 28.5 66 37 87.5 33 43 57 15 0.185
47 31.7 72 41 95.5 39 49 77 15 0.260
51 34.9 78 45 103.5 42 50 78 15 0.340
55 38.1 84 48 111.5 54 70 101 15 0.435
61 42.8 94 55 124.5 60 78 131 15 0.590
71 50.8 110 66 145.5 82 107 182 15 1.060
81 57.1 140 85 180.5 96     16 1.640
91 66.6 150 90 195.5 132     17 2.300
117 82.5 185 105 219.5 209     12 4.800
  • Not Available