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