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The composition of the bearing: inner ring + seal ring / dust cover + cage + steel ball + outer ring
Bearing combination
1.Inner ring
2.Outer ring
3.Rubber seal/shield
4.Steel Cage
5.Steel ball--- Grade 10-balls
6.Grease
6801ZZ is belonging to thick-wall ball bearings ,which is widely found in a wide range of industrial and automation applications.
6801ZZ is ABEC5 level and used G10 steel ball ,with superb electric motor quality rating (EMQ).
6801 ZZ dimension
Bearing Size: 6801-ZZ
Dimension (d): 12mm
Dimension (D): 21mm
Dimension (B): 5mm
Limited speed
Grease:33000r/mm
Oil:39000r/m
Basic Load Rating
Dynamic:1900N
Static:1050N
Weight:0.006KG/PC
The difference of 6801ZZ and 6801
1. 6801ZZ has shield while 6801 does not.
2. 6801ZZ has better anti-rust function while 6801 does not.
3. 6801ZZ has the grease while normally 6801 does not ,and consequently the previous one has better rotation longevity.
4. Both is the same dimension while with different structure.
Packing
1.50PCS in one plastic tube
2. Then in into the carton box
3. Layer into the pallet and wrapped with plastic bag
4. Cover the pallets
5.Put label and packed with steel belt
http://www.dazbearing.com/