NTN PRECISION AXLE CORP.
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Super Precision Bearing
NN3021KTN9/SP SKF Super Precision,Super Precision Bearings,Cylindrical Roller Bearings,Double Row NN 30 Series
Dimension SV :
5.82 in
Oil Lubrication - T Seal :
1500 rpm
7221CDGA/P4A SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,7200 Series,15 Degree Contact Angle
ra (max) :
3 mm
Fillet Radius/Chamfer :
4 mm
7221CD/P4ADGA SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,7200 Series,15 Degree Contact Angle
da (min) :
74 mm
Configuration :
Single Row
7221ACDGA/P4A SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,7200 Series,25 Degree Contact Angle
ra (max) :
0.3 mm
Weight :
0.009 kg
71921CDGA/P4A SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,71900 Series,15 Degree Contact Angle
B - Cone Width :
1.875 in
Ca90 - Dynamic Thrust Rating (90 million revolutions)7 :
17300 lbf
71921CD/P4ADGB SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,71900 Series,15 Degree Contact Angle
Weight :
0.047 Kg
Outside Diameter D :
65.000 mm
71921CD/P4ADGA SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,71900 Series,15 Degree Contact Angle
Maximum Speed :
1740 rpm
Cr - Dynamic Load Rating :
81606 lbf
71821CD/P4DGA SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,71800 Series,15 Degree Contact Angle
r - Outer Ring To Clear Radius3 :
0.3 mm
do - Ball Diameter :
3.571875 mm
71821CDGB/P4 SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,71800 Series,15 Degree Contact Angle
Y - ISO Factor4 :
2.13
K - Factor2 :
2.07
71821CD/P4DGB SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,71800 Series,15 Degree Contact Angle
Y2 - ISO Factor10 :
2.5
Aa - Cage-Cone Backface Clearance :
0.05 in
71821CDGA/P4 SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,71800 Series,15 Degree Contact Angle
Bore Type :
Cylindrical Bore
Limiting Speed - Oil :
270 rpm
71821ACDGA/P4 SKF Super Precision,Super Precision Bearings,Super Precision Angular Contact,71800 Series,25 Degree Contact Angle
Engineering Group :
Mounted Bearing
Grease Lubrication - T Seal :
1600 rpm
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Ball Insert Bearings
Bearings Spherical Rod Ends
Cylindrical Roller Bearings
Flange-Mount Ball Bearing Units
Flange-Mount Roller Bearing Units
Pillow Block Ball Bearing Units
Pillow Block Roller Bearing Units
Plain Sleeve & Flanged Bearings
Radial & Deep Groove Ball Bearings
Spherical Roller Bearings
Tapered Roller Bearing Cones
Tapered Roller Bearing Cups
Tapered Roller Bearing Full Assemblies
Thin-Section Ball Bearings
timken m86610 Bearing
6204du nsk Bearing
6303 koyo Bearing
timken 6535 Bearing
Bearing Slewing Ring
Large Slewing Bearings
Slewing Ring Bearings
Kaydon Slewing Bearing
Super Precision Bearing
Super Precision Angular Contact Bearings
Super Precision Bearings
Slewing Ring
Tapered Roller Bearing Assembly
Cylindrical Roller Bearing
Spherical Roller Bearings
Tapered Roller Bearings
Double Row Tapered Thrust Roller Bearings
Railway Rolling Spherical Roller Bearings
Gates Serpentine Belt Sizes
K080670 Belt
Gates Powergrip Gt 5m 170t 15
Gates Powergrip Htd
Gates 91030
Product Categories
Ball Insert Bearings
Bearings Spherical Rod Ends
Cylindrical Roller Bearings
Flange-Mount Ball Bearing Units
Flange-Mount Roller Bearing Units
Pillow Block Ball Bearing Units
Pillow Block Roller Bearing Units
Plain Sleeve & Flanged Bearings
Radial & Deep Groove Ball Bearings
Spherical Roller Bearings
Tapered Roller Bearing Cones
Tapered Roller Bearing Cups
Tapered Roller Bearing Full Assemblies
Thin-Section Ball Bearings
timken m86610 Bearing
6204du nsk Bearing
6303 koyo Bearing
timken 6535 Bearing
Bearing Slewing Ring
Large Slewing Bearings
Slewing Ring Bearings
Kaydon Slewing Bearing
Super Precision Bearing
Super Precision Angular Contact Bearings
Super Precision Bearings
Slewing Ring
Tapered Roller Bearing Assembly
Cylindrical Roller Bearing
Spherical Roller Bearings
Tapered Roller Bearings
Double Row Tapered Thrust Roller Bearings
Railway Rolling Spherical Roller Bearings
Gates Serpentine Belt Sizes
K080670 Belt
Gates Powergrip Gt 5m 170t 15
Gates Powergrip Htd
Gates 91030