• CBK UC3 Insert Bearings (Set Screw)
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CBK UC3 Insert Bearings (Set Screw)

CBK UC3 Insert Bearings (Set Screw)

CBK UC3 insert ball bearings (set-screw locking, cylindrical bore, spherical OD) for use in mounted bearing unit housings.

Key features

  • Set-screw locking, cylindrical bore, spherical OD
  • Spherical outside diameter allows self-alignment in the housing
  • Double-sealed and grease-filled for maintenance-free operation
  • Interchangeable with standard bearing unit housings of the same series
  • Dimensions, load ratings (kgf) and mass as listed per size

Specifications

Product Ball bearing insert for mounted units
Series UC3
Design set-screw locking, cylindrical bore, spherical OD
Sealing Sealed, pre-lubricated
Load rating unit kgf
Source CBK Bearing Housing & Ball Bearing Units catalogue, p. 100
UC305 d: 25 mm | D: 62 mm | B: 38 mm | C: 2100 kgf | C0: 1090 kgf | Mass: 0.45 kg
UC305-16 d: 1 in | D: 62 mm | B: 38 mm | C: 2100 kgf | C0: 1090 kgf | Mass: 0.44 kg
UC306-18 d: 1-1/8 in | D: 72 mm | B: 43 mm | C: 2660 kgf | C0: 1440 kgf | Mass: 0.58 kg
UC306 d: 30 mm | D: 72 mm | B: 43 mm | C: 2660 kgf | C0: 1440 kgf | Mass: 0.56 kg
UC307-20 d: 1-1/4 in | D: 80 mm | B: 48 mm | C: 3330 kgf | C0: 1840 kgf | Mass: 0.77 kg
UC307-22 d: 1-3/8 in | D: 80 mm | B: 48 mm | C: 3330 kgf | C0: 1840 kgf | Mass: 0.71 kg
UC307 d: 35 mm | D: 80 mm | B: 48 mm | C: 3330 kgf | C0: 1840 kgf | Mass: 0.71 kg
UC308-24 d: 1-1/2 in | D: 90 mm | B: 52 mm | C: 4070 kgf | C0: 2300 kgf | Mass: 1.05 kg
UC308 d: 40 mm | D: 90 mm | B: 52 mm | C: 4070 kgf | C0: 2300 kgf | Mass: 1 kg
UC309-28 d: 1-3/4 in | D: 100 mm | B: 57 mm | C: 4890 kgf | C0: 2950 kgf | Mass: 1.35 kg
UC309 d: 45 mm | D: 100 mm | B: 57 mm | C: 4890 kgf | C0: 2950 kgf | Mass: 1.33 kg
UC310-31 d: 1-15/16 in | D: 110 mm | B: 61 mm | C: 6200 kgf | C0: 3650 kgf | Mass: 1.72 kg
UC310 d: 50 mm | D: 110 mm | B: 61 mm | C: 6200 kgf | C0: 3650 kgf | Mass: 1.69 kg
UC311-32 d: 2 in | D: 120 mm | B: 66 mm | C: 7160 kgf | C0: 4300 kgf | Mass: 2.08 kg
UC311 d: 55 mm | D: 120 mm | B: 66 mm | C: 7160 kgf | C0: 4300 kgf | Mass: 1.9 kg
UC312 d: 60 mm | D: 130 mm | B: 71 mm | C: 8160 kgf | C0: 5000 kgf | Mass: 2.6 kg
UC313-40 d: 2-1/2 in | D: 140 mm | B: 75 mm | C: 9270 kgf | C0: 5750 kgf | Mass: 3.24 kg
UC313 d: 65 mm | D: 140 mm | B: 75 mm | C: 9270 kgf | C0: 5750 kgf | Mass: 3.16 kg
UC314-44 d: 2-3/4 in | D: 150 mm | B: 78 mm | C: 10400 kgf | C0: 6550 kgf | Mass: 3.91 kg
UC314 d: 70 mm | D: 150 mm | B: 78 mm | C: 10400 kgf | C0: 6550 kgf | Mass: 3.9 kg
UC315 d: 75 mm | D: 160 mm | B: 82 mm | C: 11300 kgf | C0: 7400 kgf | Mass: 4.7 kg
UC315-48 d: 3 in | D: 160 mm | B: 82 mm | C: 11300 kgf | C0: 7400 kgf | Mass: 4.61 kg
UC316 d: 80 mm | D: 170 mm | B: 86 mm | C: 12300 kgf | C0: 8250 kgf | Mass: 5.6 kg
UC317 d: 85 mm | D: 180 mm | B: 96 mm | C: 13300 kgf | C0: 9200 kgf | Mass: 6.9 kg
UC318-56 d: 3-1/2 in | D: 190 mm | B: 96 mm | C: 14300 kgf | C0: 10200 kgf | Mass: 8.03 kg
UC318 d: 90 mm | D: 190 mm | B: 96 mm | C: 14300 kgf | C0: 10200 kgf | Mass: 7.87 kg
UC319 d: 95 mm | D: 200 mm | B: 103 mm | C: 15300 kgf | C0: 11300 kgf | Mass: 8.91 kg
UC320 d: 100 mm | D: 215 mm | B: 108 mm | C: 17300 kgf | C0: 13500 kgf | Mass: 11.2 kg
UC320-64 d: 4 in | D: 215 mm | B: 108 mm | C: 17300 kgf | C0: 13500 kgf | Mass: 11 kg
UC321 d: 105 mm | D: 225 mm | B: 112 mm | C: 18400 kgf | C0: 14700 kgf | Mass: 12.7 kg
UC322 d: 110 mm | D: 240 mm | B: 117 mm | C: 20500 kgf | C0: 17200 kgf | Mass: 15.1 kg
UC324 d: 120 mm | D: 260 mm | B: 126 mm | C: 20700 kgf | C0: 17400 kgf | Mass: 19 kg
UC326 d: 130 mm | D: 280 mm | B: 135 mm | C: 22900 kgf | C0: 20200 kgf | Mass: 23.6 kg
UC328 d: 140 mm | D: 300 mm | B: 145 mm | C: 25300 kgf | C0: 23200 kgf | Mass: 29.4 kg
Insert BearingsCBK
34 product codes available in this family
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CBK UC3 Insert Bearings (Set Screw)

Brand CBK·Insert Bearings

Available part numbers (34)

UC305, UC305-16, UC306-18, UC306, UC307-20, UC307-22, UC307, UC308-24, UC308, UC309-28 + 24 more — see full table ↓

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Product codes & specifications
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Product codeSpec
UC305d: 25 mm | D: 62 mm | B: 38 mm | C: 2100 kgf | C0: 1090 kgf | Mass: 0.45 kg
UC305-16d: 1 in | D: 62 mm | B: 38 mm | C: 2100 kgf | C0: 1090 kgf | Mass: 0.44 kg
UC306-18d: 1-1/8 in | D: 72 mm | B: 43 mm | C: 2660 kgf | C0: 1440 kgf | Mass: 0.58 kg
UC306d: 30 mm | D: 72 mm | B: 43 mm | C: 2660 kgf | C0: 1440 kgf | Mass: 0.56 kg
UC307-20d: 1-1/4 in | D: 80 mm | B: 48 mm | C: 3330 kgf | C0: 1840 kgf | Mass: 0.77 kg
UC307-22d: 1-3/8 in | D: 80 mm | B: 48 mm | C: 3330 kgf | C0: 1840 kgf | Mass: 0.71 kg
UC307d: 35 mm | D: 80 mm | B: 48 mm | C: 3330 kgf | C0: 1840 kgf | Mass: 0.71 kg
UC308-24d: 1-1/2 in | D: 90 mm | B: 52 mm | C: 4070 kgf | C0: 2300 kgf | Mass: 1.05 kg
UC308d: 40 mm | D: 90 mm | B: 52 mm | C: 4070 kgf | C0: 2300 kgf | Mass: 1 kg
UC309-28d: 1-3/4 in | D: 100 mm | B: 57 mm | C: 4890 kgf | C0: 2950 kgf | Mass: 1.35 kg
UC309d: 45 mm | D: 100 mm | B: 57 mm | C: 4890 kgf | C0: 2950 kgf | Mass: 1.33 kg
UC310-31d: 1-15/16 in | D: 110 mm | B: 61 mm | C: 6200 kgf | C0: 3650 kgf | Mass: 1.72 kg
UC310d: 50 mm | D: 110 mm | B: 61 mm | C: 6200 kgf | C0: 3650 kgf | Mass: 1.69 kg
UC311-32d: 2 in | D: 120 mm | B: 66 mm | C: 7160 kgf | C0: 4300 kgf | Mass: 2.08 kg
UC311d: 55 mm | D: 120 mm | B: 66 mm | C: 7160 kgf | C0: 4300 kgf | Mass: 1.9 kg
UC312d: 60 mm | D: 130 mm | B: 71 mm | C: 8160 kgf | C0: 5000 kgf | Mass: 2.6 kg
UC313-40d: 2-1/2 in | D: 140 mm | B: 75 mm | C: 9270 kgf | C0: 5750 kgf | Mass: 3.24 kg
UC313d: 65 mm | D: 140 mm | B: 75 mm | C: 9270 kgf | C0: 5750 kgf | Mass: 3.16 kg
UC314-44d: 2-3/4 in | D: 150 mm | B: 78 mm | C: 10400 kgf | C0: 6550 kgf | Mass: 3.91 kg
UC314d: 70 mm | D: 150 mm | B: 78 mm | C: 10400 kgf | C0: 6550 kgf | Mass: 3.9 kg
UC315d: 75 mm | D: 160 mm | B: 82 mm | C: 11300 kgf | C0: 7400 kgf | Mass: 4.7 kg
UC315-48d: 3 in | D: 160 mm | B: 82 mm | C: 11300 kgf | C0: 7400 kgf | Mass: 4.61 kg
UC316d: 80 mm | D: 170 mm | B: 86 mm | C: 12300 kgf | C0: 8250 kgf | Mass: 5.6 kg
UC317d: 85 mm | D: 180 mm | B: 96 mm | C: 13300 kgf | C0: 9200 kgf | Mass: 6.9 kg
UC318-56d: 3-1/2 in | D: 190 mm | B: 96 mm | C: 14300 kgf | C0: 10200 kgf | Mass: 8.03 kg
UC318d: 90 mm | D: 190 mm | B: 96 mm | C: 14300 kgf | C0: 10200 kgf | Mass: 7.87 kg
UC319d: 95 mm | D: 200 mm | B: 103 mm | C: 15300 kgf | C0: 11300 kgf | Mass: 8.91 kg
UC320d: 100 mm | D: 215 mm | B: 108 mm | C: 17300 kgf | C0: 13500 kgf | Mass: 11.2 kg
UC320-64d: 4 in | D: 215 mm | B: 108 mm | C: 17300 kgf | C0: 13500 kgf | Mass: 11 kg
UC321d: 105 mm | D: 225 mm | B: 112 mm | C: 18400 kgf | C0: 14700 kgf | Mass: 12.7 kg
UC322d: 110 mm | D: 240 mm | B: 117 mm | C: 20500 kgf | C0: 17200 kgf | Mass: 15.1 kg
UC324d: 120 mm | D: 260 mm | B: 126 mm | C: 20700 kgf | C0: 17400 kgf | Mass: 19 kg
UC326d: 130 mm | D: 280 mm | B: 135 mm | C: 22900 kgf | C0: 20200 kgf | Mass: 23.6 kg
UC328d: 140 mm | D: 300 mm | B: 145 mm | C: 25300 kgf | C0: 23200 kgf | Mass: 29.4 kg

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