Test report
 Bearing part#6804ZZdimensions20*32*7
QTY to be shipped26000pcs/
Batch # / Purchase order # 
Test standard 
Sample size 10      pcsTest items
spec(um) actual value12345678910  dimensional accuracy20MMmax.0-3-4-2-3-4-4-2-4-3-4  △dmp
min.-8-5-7-5-4-6-5-5-6-5-5  Vdp ≤102331213221  Vdmp≤62122222222  32MM
max.0-1-2-2-1-1-1-2-2-1-1 major items△Dmp
min.-9-8-8-7-7-8-9-7-9-7-8 VDP≤137656785767All ItemsVDmp≤72223223222  1. crack
2. missing or wrong components
3. surface qualityOKOKOKOKOKOKOKOKOKOKOK  OKOKOKOKOKOKOKOKOKOKOK   5--2013141210151114151312  △Bsupper tolerance0            lower tolerance-120            VBs≤20            △Csupper tolerance0            lower tolerance-120           


 VCs≤20           Free spinOKOKOKOKOKOKOKOKOKOKOK minor itemsinner ring1. black skin
2. marking
3. corrosion
4. defect
5. gashmark
6. rivet staking quality OKOKOKOKOKOKOKOKOKOKOK outer ring OKOKOKOKOKOKOKOKOKOKOK  rolling
 element OKOKOKOKOKOKOKOKOKOKOK  retainer OKOKOKOKOKOKOKOKOKOKOK

Drawing





Application :
Bearing for Gear Reducer
Bearing for Fitness Equipment
Bearings for Surveillance
Bearing for Mainipulator
Bearing for floor sweeper