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Finished Bore Sprocket

50BS21HT 3/4

Finished Bore Sprocket
Item #100808099
  • 50 Chain Number
  • 1 Strand
  • 21 Teeth
  • 4.522 in Outside Diameter
  • 3/4 in Finished Bore
  • With Hardened Teeth
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Finished Bore Sprocket
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    Shipment Options
  • 50 Chain Number
  • 1 Strand
  • 21 Teeth
  • 4.522 in Outside Diameter
  • 3/4 in Finished Bore

features

  • Bored to size
  • Tolerances meet or exceed ANSI standards
  • Manufactured of high carbon steel
  • Precise machining and processes ensure consistent finish and high quality
  • Bores are concentric to pitch line, minimizing run out

compliances

  • Conforms to ANSI B29.1-1975 standards
Length Through Bore 1 in
Hub Length Thru 0.657 in
Outside Dia. [Min] 4.522 in
Hardened Teeth With Hardened Teeth
Single Strand Tooth Thickness 0.343 in
Chain Pitch 0.625 in
Sprocket Style B
Pitch Diameter [Min] 4.1934 in
Outside Dia. 4.522 in
Bore Range [Max] 2 in
Width Across Teeth 0.343 in
Chain No. 50
Keyway Size 3/16 x 3/32
Finished Bore 3/4 in
No. of Screws 2
Keyway w/Keyway & Set Screw
Set Screw Size 1/4-20 x 1/4
Bore Range [Min] 0.75 in
Material Steel
Hub Projection 0.66 in
No. of Strands Across 1
Caliper Diameter 3.7817 in
Bore Type Bored to Size
Hub Dia. 3 in
Pitch Diameter 4.1934 in
Inch/Metric Inch
No. of Teeth 21
Weight 2.31 LB
EAN or UPC 697950162041
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