7021 Angular contact ball bearings Bearing
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- TT OR LC
- Min Order Qty:
- 200 pc
- Supply Capability:
- 500000 pc/month
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Angular contact ball bearings can bear radial load and axial load at the same time and also can bear pure axial load. Their ability of axial load is determined by contact angle and is increased with contact angle increasing; speed limit is higher; stiffness is big and can be pre-adjusted. They are applicable to high-speed and high-precision site.
- spindle and other high speed precision mechanical spindle
- aircraft engine spindle
- high frequency motor
- printing machinery
- air compressor
- gas turbine
- jet engines
|Design ations||Principal dimensions (mm)||〆15º||〆25º|
|Limit speed||Limit speed|
|d||D||B||Basic load rating||Lubrication||Rated load||Lubrication|
|Cr Cor||Grease Oil||Cr Cor||Grease Oil|
|70 Series single angular contact ball bearings|
|7003||17||35||10||6.7 4.9||44000 66000||6.4 4.7||39000 59000|
|7004||20||42||12||9.6 6.3||37000 55000||9.2 6.0||33000 49000|
|7005||25||47||12||12.9 8.7||33000 49000||12.3||29000 44000|
|7006||30||55||13||15.7 11.6||27000 42000||14.9 10.9||23000 37000|
|7007||35||62||14||19.3 17.5||19000 33000||10.4 10.3||19000 33000|
|7008||40||68||15||19.9 19.1||18000 31000||18.9 18.2||16000 27000|
|7009||45||75||16||26.7 25.3||16000 27000||25.4 24.1||15000 25000|
|7010||50||80||16||27.6 27.5||15000 25000||26.2 26.2||14000 23000|
|7011||55||90||18||36.7 37.1||13000 21000||34.8 35.3||12000 19000|
|7012||60||95||18||37.8||13000 21000||35.8 38.0||11000 18000|
|7013||65||100||18||38.9 42.9||12000 19000||36.8 40.7||10000 17000|
|7014||70||110||20||49.9 55.5||11000 18000||47.2 52.7||9000 16000|
|7015||75||115||20||51.3 59.2||10000 17000||48.5 56.2||8500 15000|
|7016||80||125||22||61.6 70.4||9000 16000||58.3 66.9||8000 14000|
|7017||85||130||22||63.6||8500 15000||59.9 71.3||7500 13000|
|7018||90||140||24||66.9||8000 14000||63.2 79.7||7000 12000|
|7019||95||145||24||79.1 97.6||7500 13000||74.8||6500 11000|
|7020||100||150||24||81.2 103.3||7000 12000||76.7||6000 10000|
|7021||105||160||26||93.9 118.2||6500 11000||88.8||6000 10000|
|7022||110||170||28||110.4 139.8||6000 10000||104.4 132.8||5700 9000|
|7024||120||180||28||112.7 148.7||6000 10000||106.3 141.1||5700 9000|
|7026||130||200||33||144.8 190.8||5700 9000||136.8 181.0||5000 8000|
|7028||140||210||33||148.7 202.6||5000 8000||140.4 192.2||4600 7500|
|7030||150||225||35||168.4 232.5||4600 7500||159.1 220.6||4000 6500|
|7032||160||240||38||189.1 264.5||4000 6500||178.6 251.0||3800 6000|
|7034||170||260||42||205.6 299.3||3800 6000||194.2 284.0||3300 5300|
|7036||180||280||46||229.5 352.1||3500 5700||216.8 334.1||3000 5000|
- Q:Do angular contact ball bearings come with a sealing cap?
- Angular contact ball bearings generally have no dust caps or seals. You can design and install an oil seal or something like that.
- Q:What are the differences between angular contact bearings and deep groove ball bearings?
- Q:Angular contact ball bearings, how to judge the size of the mouth?
- Yes, look at the outer ring of the bearing. The thinner end is the big one.
- Q:What are the reasons for the use of tapered roller bearings and angular contact ball bearings?
- Take the radial load and axial load of the shaft evenly, pay attention to the normal and reverse loading, or the axial direction can not be fixed.
- Q:What does angular contact ball bearing 70216AC mean?
- 7--- angular contact ball bearing0--- normal width series2--- diameter series code, which means light series16--- internal diameter code indicating the inner diameter of 16*5=80mmAC--- internal structure code indicating the nominal contact angle of angular contact bearing is 25 degrees
- Q:How many angles are there in angular contact ball bearings? How many degrees are they?
- A stands for 30 degrees, A5 stands for 25 degrees, B stands for 40 degrees, and C stands for 15 degreesThe new Seiko NSK serves you!
- Q:What is the difference between deep groove ball bearings and angular contact ball bearings?
- Deep groove ball bearings and angular contact ball bearings are not the same
- Q:How can angular contact be distinguished from the front and back? What are the characteristics of each?
- The front outer ring is wide and the outer back is narrow.
- Q:Can angular contact ball bearings be adjustable?
- You say, of course notHave you seen when you spend RMB Mingbi useful
- Q:Two angular contact ball bearings, the use of clearance problems
- No adjustment required,DB: back to backDF: face to faceDT: series connectionSU: single arbitrary combinationDU: any combination of two bearings.
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