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KA 3

KA 3

DIN ISO 12240-4 dimension series K

Inner ring:

  • Antifriction bearing steel, hardened, ground and polished.

Outer ring:

  • Swaged around the inner ring, sliding face made of high-duty bronze. Lubricant is distributed via the lubrication groove in the outer ring.


  • Sizes 3 to 12 free-cutting steel, sizes 14 to 50 tempering steel (standardised), all sizes galvanized and chromatised. The spherical bearing is pressed into the housing and caulked at both sides.

Lubrication nipple:

  • Sizes 3 and 5 without lubrication nipple. Sizes 6 to 50 lubrication nipple DIN 3405, shape D. Further lubrication nipple shapes available on request.

Special versions:

  • Housing heat-treated, for static load capacity C0 see-V
  • Housing made from high-grade tempering steel (heat-treated), for static load capacity C0 see -L
  • Housing crack-tested
  • Sliding face of inner ring 5 um to 10 um hard chromium plated
  • Further versions available on request.
B 6 mm
C1 4.5 mm
Thread Male
d 3 mm
d1 5.1 mm
d2 Max. 15 mm
d3 M3
dk 7.9 mm
h1 27 mm
Hand Thread Right
l1 Min. 15 mm
l2 34 mm
Load Ratings Stat Co 1 kN
Mating Materials Steel on high-duty bronze
Required Maintenance Requires Maintenance
Tilt - Angle 13 ?
Weight (0-Storke) 0.005 kg
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SD 90-60
KI 16-D
KIL 20-D
KI 20206-ZZ
KIL 20206-ZZ
HRD 14T FU-105/2,20
HRD 2/3 T