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71900 Series
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71900 Series

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Product description
Parameters

High Precision Angular Contact Ball Bearings 71900 Series 

 

Features

Standard Series

  • 71900,7000,7200 Series

  • Kinds of contact angle:15°(C),18°(D),25°(AC)

  • Two kinds of cage design: Select either Phenolic(TA) or Plastic (TN) depending on application requirements

  • Two kinds of ball material: Select either steel or ceramic depending on application requirements

  • Two kinds of designL Seletc either Open or Sealed depending on lubricating system of machines

  • Greased with proper type of grease and amount, it's more convenient and suitable for maintenace of machine tool spindles

 

Precision Rating

P4,P2,ABEC 7, ABEC 9

Contact Angle

15° (C),18°(D),25°(AC)

Bore Size

10mm-300mm

Cage

Nylon Retainer TN ,Phenolic Retainer TA

Ball Material

Steel Ball, Ceramic Ball

Seal Type

Open,RZ,2RZ

Lubricated

Oil,Grease

Arrangement

G,DB,DF,DT,TBT,TFT,QBC,QFC

Preload

Light(A),Medium(B),Heavy(C),Special(G)

 

Bearing No. d D B r1,r2 r3,r4 Basic Load Rating  Speed Limit  Weight
Cr Cor oil grease
—— mm min min KN KN r/min r/min Kg
71902C 15 28 7 0.3 0.1 4.36 2.4 85000 56000 0.015
71902AC 15 28 7 0.3 0.1 4.16 2.28 75000 50000 0.015
71903C 17 30 7 0.3 0.1 4.49 2.65 75000 50000 0.017
71903AC 17 30 7 0.3 0.1 4.36 2.5 67000 45000 0.017
71904C 20 37 9 0.3 0.15 6.63 4.05 63000 43000 0.035
71904AC 20 37 9 0.3 0.15 6.24 3.9 56000 38000 0.035
71905C 25 42 9 0.3 0.15 7.02 4.8 53000 36000 0.042
71905AC 25 42 9 0.3 0.15 6.63 4.55 48000 32000 0.042
71906C 30 47 9 0.3 0.15 7.15 5.2 45000 30000 0.048
71906AC 30 47 9 0.3 0.15 6.76 4.9 40000 26000 0.048
71907C 35 55 10 0.6 0.15 9.75 6.55 40000 26000 0.074
71907AC 35 55 10 0.6 0.15 9.23 6.2 36000 22000 0.074
71908C 40 62 12 0.6 0.15 12.4 8.5 34000 20000 0.11
71908AC 40 62 12 0.6 0.15 11.7 8 30000 18000 0.11
71909C 45 68 12 0.6 0.15 13 9.5 32000 19000 0.13
71909AC 45 68 12 0.6 0.15 12.4 9 28000 17000 0.13
71910C 50 72 12 0.6 0.15 13.5 10.4 28000 17000 0.13
71910AC 50 72 12 0.6 0.15 12.7 9.8 26000 16000 0.13
71911C 55 80 13 1 0.3 19.5 14.6 26000 16000 0.18
71911AC 55 80 13 1 0.3 18.2 13.7 24000 15000 0.18
71912C 60 85 13 1 0.3 19.9 15.3 24000 15000 0.19
71912AC 60 85 13 1 0.3 18.6 14.6 22000 14000 0.19
71913C 65 90 13 1 0.3 20.8 17 22000 14000 0.21
71913AC 65 90 13 1 0.3 19.5 16 20000 13000 0.21
71914C 70 100 16 1 0.3 34.5 34 20000 13000 0.33
71914AC 70 100 16 1 0.3 32.5 32.5 18000 11000 0.33
71915C 75 105 16 1 0.3 35.8 37.5 19000 12000 0.35
71915AC 75 105 16 1 0.3 33.8 35.5 17000 10000 0.35
71916C 80 110 16 1 0.3 36.4 39 18000 11000 0.37
71916AC 80 110 16 1 0.3 34.5 36.5 16000 9500 0.37
71917C 85 120 18 1.1 0.6 46.2 48 17000 10000 0.53
71917AC 85 120 18 1.1 0.6 43.6 45.5 15000 9000 0.53
71918C 90 125 18 1.1 0.6 47.5 51 16000 9500 0.55
71918AC 90 125 18 1.1 0.6 44.2 48 14000 8500 0.55
71919C 95 130 18 1.1 0.6 49.4 55 15000 9000 0.58
71919AC 95 130 18 1.1 0.6 46.2 52 14000 8500 0.58
71920C 100 140 20 1.1 0.6 60.5 65.5 14000 8500 0.8
71920AC 100 140 20 1.1 0.6 57.2 63 13000 8000 0.8
71921C 105 145 20 1.1 0.6 61.8 69.5 14000 8500 0.82
71921AC 105 145 20 1.1 0.6 57.2 65.5 12000 7500 0.82
71922C 110 150 20 1.1 0.6 62.4 72 13000 8000 0.86
71922AC 110 150 20 1.1 0.6 58.5 68 12000 7500 0.86
71924C 120 165 22 1.1 0.6 78 91.5 12000 7500 1.15
71924AC 120 165 22 1.1 0.6 72.8 86.5 11000 7000 1.15
71926C 130 180 24 1.5 0.6 92.3 108 11000 7000 1.55
71926AC 130 180 24 1.5 0.6 87.1 102 10000 6700 1.55
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