China High Precision Angular Contact Ball Bearing 7012c, Find details about China NSK Angular Contact Ball Bearing 7901c, Angular Contact Ball Bearing from High Precision Angular Contact Ball Bearing 7012c
Suffix definitions of Angular contact ball bearing 7012C 7012AC 7212C |
B: The modified internal structure MP: machined window-type brass cage TVP: Glass fiber reinforced nylon cage UA: Universal design bearings installed in pairs and small groups bearing axial clearance UO: Universal design installed in pairs of bearings, bearing zero axial clearance group DA: Dual semi-inner (double row angular contact ball bearings) TVH: Glass fiber reinforced polyamide cage, ball guide |
Bearing No. | Boundary Dimensions(mm) | Basic Load Ratings(N) | Limiting Speeds (RPM) | Mass(kg) | ||||||
d | D | B | r min | r1 min | Cr | C0r | Grease | Oil | approx | |
7901A5 | 12 | 24 | 6 | 0.3 | 0.15 | 3 200 | 1 770 | 38 000 | 53 000 | 0.011 |
7901C | 24 | 6 | 0.3 | 0.15 | 3 350 | 1 860 | 45 000 | 63 000 | 0.011 | |
7001A | 28 | 8 | 0.3 | 0.15 | 5 800 | 2 980 | 28 000 | 38 000 | 0.021 | |
7001C | 28 | 8 | 0.3 | 0.15 | 5 800 | 2 900 | 40 000 | 56 000 | 0.024 | |
7201A | 32 | 10 | 0.6 | 0.3 | 8 000 | 4 050 | 26 000 | 34 000 | 0.037 | |
7201B | 32 | 10 | 0.6 | 0.3 | 7 450 | 3 750 | 18 000 | 26 000 | 0.038 | |
7201C | 32 | 10 | 0.6 | 0.3 | 7 900 | 3 850 | 36 000 | 50 000 | 0.041 | |
7301A | 37 | 12 | 1 | 0.6 | 9 450 | 4 500 | 18 000 | 24 000 | 0.06 | |
7301B | 37 | 12 | 1 | 0.6 | 8 850 | 4 200 | 16 000 | 22 000 | 0.062 |
Model | Diameter(mm) | α 15º | α 25º | Cage Material | ||||
Rated load(KN) | Limit speeding (r/min) | Rated load(KN) | Limit speeding(r/min) | |||||
Inner | Outer | Height | Cr / Cor | Grease/ Oil | Cr/Cor | Grease/ Oil | ||
7003 | 17 | 35 | 10 | 6.7 / 4.9 | 44000/66000 | 6.4/ 4.7 | 39000/59000 | Bakelite |
7004 | 20 | 42 | 12 | 9.6 /6.3 | 37000/55000 | 9.2/ 6.0 | 33000/49000 | Bakelite |
7005 | 25 | 47 | 12 | 12.9 /8.7 | 33000/49000 | 12.3/ 8.3 | 29000/44000 | Bakelite |
7006 | 30 | 55 | 13 | 15.7 /11.6 | 27000/42000 | 14.9 /10.9 | 23000/37000 | Bakelite |
7007 | 35 | 62 | 14 | 19.3 /17.5 | 19000/33000 | 10.4 /10.3 | 19000/33000 | Bakelite |
7008 | 40 | 68 | 15 | 19.9 /19.1 | 18000/31000 | 18.9 /18.2 | 16000/27000 | Bakelite |
7009 | 45 | 75 | 16 | 26.7 /25.3 | 16000/27000 | 25.4 /24.1 | 15000/25000 | Bakelite |
7010 | 50 | 80 | 16 | 27.6 /27.5 | 15000/25000 | 26.2 /26.2 | 14000/23000 | Bakelite |
7011 | 55 | 90 | 18 | 36.7 /37.1 | 13000/21000 | 34.8 /35.3 | 12000/19000 | Bakelite |
7012 | 60 | 95 | 18 | 37.8/ 40 | 13000/21000 | 35.8/ 38 | 11000/18000 | Bakelite |
7013 | 65 | 100 | 18 | 38.9 /42.9 | 12000/19000 | 36.8 /40.7 | 10000/ 17000 | Bakelite |
7014 | 70 | 110 | 20 | 49.9 /55.5 | 11000/18000 | 47.2 /52.7 | 9000 /16000 | Bakelite |
7015 | 75 | 115 | 20 | 51.3 /59.2 | 10000/17000 | 48.5 /56.2 | 8500 /15000 | Bakelite |