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