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