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General Bearing21808-77

21808-77

20000 Extra Light Inch Series Ball Bearing
Item #102057316
  • Single Row Radial Bearing
  • 1/2" ID x 1 1/8" OD x 3/8" Wide
  • Double Shielded
  • No Snap Ring
  • Standard (ABEC 1)
General Bearing21808-77
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    Shipment Options
  • Single Row Radial Bearing
  • 1/2" ID x 1 1/8" OD x 3/8" Wide
  • Double Shielded
  • No Snap Ring
  • Standard (ABEC 1)

features

  • Ground raceways are 52100 chrome steel material with steel retainers
  • Maximum recommended speed is 5,000 rpm
  • Prelubricated with grease
  • Suitable for the majority of ABEC-1 bearing applications

options

  • Additional sizes available
Industry Standard Part # 1616 ZZ
Precision Standard
Precision Level Standard (ABEC 1)
Radial Internal Clearance Specification Normal Clearance
Fillet Radius 0.016 in
Shielded Width 3/8 in
Inner Ring Width 3/8 in
Cage Material Plastic or Steel
Seal Type Non-Contact Seals
Width 3/8 in
Static Load Rating [Max] 538.00 lbf
Enclosure Double Shielded
Rows of Balls Single
Dynamic Load Rating 1,151.00 lbf
Snap Ring No Snap Ring
I.D. 1/2 in
Bearing Type Radial
Locking Device No Locking Device
Contact Angle
Sealed Width 3/8 in
Outer Ring Width 3/8 in
Inch/Metric Inch Bore
Cage Type Metal
Capacity Standard Capacity
Ball Material Steel
Limiting Speed 5000 rpm
Seal Material Metal
O.D. 1 1/8 in
Radial Internal Clearance Normal
No. in Set Single Bearing
Preload Level None
Bore Type Round Bore
O.D. Type Straight
Lubricant General Purpose
Material Steel
Weight 0.055 LB
EAN or UPC 662300007358
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