Ultra High Speed High Precision Angular Contact Ball Bearings HS71900C Series
Features
Standard Series
High-speed, Lower Heat generation and High rigidity
71800,71900,7000 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
Specification
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) |
Code | d | D | B | rsmin | Basic Load Rating | Speed Limit | Weight | ||
Cr | Cor | oil | grease | ||||||
—— | mm | mm | KN | KN | r/min | r/min | Kg | ||
HS 71903C | 17 | 30 | 7 | 0.3 | 2.90 | 1.90 | 90000 | 60000 | 0.02 |
HS 71903AC | 17 | 30 | 7 | 0.3 | 2.70 | 1.80 | 75000 | 50000 | 0.02 |
HS 71904C | 20 | 37 | 9 | 0.3 | 3.90 | 2.85 | 75000 | 50000 | 0.04 |
HS 71904AC | 20 | 37 | 9 | 0.3 | 3.75 | 2.70 | 63000 | 43000 | 0.04 |
HS 71905C | 25 | 42 | 9 | 0.3 | 4.25 | 3.35 | 63000 | 43000 | 0.05 |
HS 71905AC | 25 | 42 | 9 | 0.3 | 4.00 | 3.15 | 53000 | 36000 | 0.05 |
HS 71906C | 30 | 47 | 9 | 0.3 | 6.40 | 5.20 | 53000 | 36000 | 0.05 |
HS 71906AC | 30 | 47 | 9 | 0.3 | 6.00 | 4.90 | 48000 | 32000 | 0.05 |
HS 71907C | 35 | 55 | 10 | 0.6 | 6.95 | 6.20 | 48000 | 32000 | 0.08 |
HS 71907AC | 35 | 55 | 10 | 0.6 | 6.55 | 5.85 | 40000 | 26000 | 0.08 |
HS 71908C | 40 | 62 | 12 | 0.6 | 7.20 | 6.95 | 43000 | 28000 | 0.13 |
HS 71908AC | 40 | 62 | 12 | 0.6 | 6.80 | 6.40 | 38000 | 24000 | 0.13 |
HS 71909C | 45 | 68 | 12 | 0.6 | 10.00 | 9.65 | 38000 | 26000 | 0.14 |
HS 71909AC | 45 | 68 | 12 | 0.6 | 9.50 | 9.00 | 36000 | 22000 | 0.14 |
HS 71910C | 50 | 72 | 12 | 0.6 | 10.40 | 10.20 | 36000 | 24000 | 0.15 |
HS 71910AC | 50 | 72 | 12 | 0.6 | 9.80 | 9.65 | 34000 | 20000 | 0.15 |
HS 71911C | 55 | 80 | 13 | 1 | 13.40 | 13.70 | 34000 | 22000 | 0.2 |
HS 71911AC | 55 | 80 | 13 | 1 | 12.70 | 12.70 | 30000 | 18000 | 0.2 |
HS 71912C | 60 | 85 | 13 | 1 | 14.00 | 14.60 | 32000 | 20000 | 0.21 |
HS 71912AC | 60 | 85 | 13 | 1 | 13.20 | 13.40 | 28000 | 17000 | 0.21 |
HS 71913C | 65 | 90 | 13 | 1 | 14.30 | 15.30 | 30000 | 19000 | 0.23 |
HS 71913AC | 65 | 90 | 13 | 1 | 13.40 | 14.30 | 24000 | 15000 | 0.23 |
HS 71914C | 70 | 100 | 16 | 1 | 18.30 | 20.00 | 26000 | 16000 | 0.37 |
HS 71914AC | 70 | 100 | 16 | 1 | 17.30 | 18.60 | 22000 | 14000 | 0.37 |
HS 71915C | 75 | 105 | 16 | 1 | 19.00 | 21.20 | 26000 | 16000 | 0.4 |
HS 71915AC | 75 | 105 | 16 | 1 | 17.60 | 20.00 | 20000 | 13000 | 0.4 |
HS 71916C | 80 | 110 | 16 | 1 | 21.20 | 24.00 | 24000 | 15000 | 0.41 |
HS 71916AC | 80 | 110 | 16 | 1 | 19.60 | 22.40 | 20000 | 13000 | 0.41 |
HS 71917C | 85 | 120 | 18 | 1.1 | 22.00 | 26.00 | 22000 | 14000 | 0.61 |
HS 71917AC | 85 | 120 | 18 | 1.1 | 20.40 | 24.50 | 19000 | 12000 | 0.61 |
HS 71918C | 90 | 125 | 18 | 1.1 | 23.60 | 28.50 | 20000 | 13000 | 0.63 |
HS 71918AC | 90 | 125 | 18 | 1.1 | 22.40 | 26.50 | 18000 | 11000 | 0.63 |
HS 71919C | 95 | 130 | 18 | 1.1 | 24.50 | 30.00 | 19000 | 13000 | 0.66 |
HS 71919AC | 95 | 130 | 18 | 1.1 | 22.80 | 28.00 | 17000 | 10000 | 0.66 |
HS 71920C | 100 | 140 | 20 | 1.1 | 29.00 | 36.00 | 18000 | 11000 | 0.9 |
HS 71920AC | 100 | 140 | 20 | 1.1 | 27.50 | 33.50 | 16000 | 9500 | 0.9 |
HS 71921C | 105 | 145 | 20 | 1.1 | 30.00 | 38.00 | 18000 | 12000 | 0.9 |
HS 71921AC | 105 | 145 | 20 | 1.1 | 28.00 | 35.50 | 15000 | 9000 | 0.9 |
HS 71922C | 110 | 150 | 20 | 1.1 | 34.50 | 44.00 | 17000 | 10000 | 1 |
HS 71922AC | 110 | 150 | 20 | 1.1 | 32.50 | 40.50 | 14000 | 8500 | 1 |
HS 71924C | 120 | 165 | 22 | 1.1 | 36.50 | 48.00 | 15000 | 9000 | 1.3 |
HS 71924AC | 120 | 165 | 22 | 1.1 | 34.00 | 45.00 | 13000 | 8000 | 1.3 |
HS 71926C | 130 | 180 | 24 | 1.5 | 41.50 | 56.00 | 14000 | 8500 | 1.8 |
HS 71926AC | 130 | 180 | 24 | 1.5 | 39.00 | 52.00 | 11000 | 7000 | 1.8 |