Skip to content Skip to navigation menu
No. 50 - 5/8" Pitch - Single - Bored to Size Sprocket

50BS21 1 1/8

No. 50 - 5/8" Pitch - Single - Bored to Size Sprocket
Item #100808086
  • 50 Chain Number
  • 1 Strand
  • 21 Teeth
  • 4.522 in Outside Diameter
  • 1.125 in Finished Bore
  • Without Hardened Teeth
+ Show More + Show Less
No. 50 - 5/8" Pitch - Single - Bored to Size Sprocket
Price Unavailable
Price Unavailable
Pricing is unavailable at this time. Please contact Customer Service for assistance.
Online Ordering Restricted
Please contact Customer Service for assistance.
Contact Customer Service
    Shipment Options
  • 50 Chain Number
  • 1 Strand
  • 21 Teeth
  • 4.522 in Outside Diameter
  • 1.125 in Finished Bore

features

  • Conforms to ANSI B29.1-1975 standards
Sprocket Style B
Chain No. 50
Bore Type Bored to Size
Hardened Teeth Without Hardened Teeth
Martin No. 50BS21
No. of Screws 2
Single Strand Tooth Thickness 0.343 in
Outside Dia. [Min] 4.5220 in
Inch/Metric Inch
No. of Teeth 21
Pitch Diameter 4.193 in
Keyway Size 1/4 x 1/8
Material Steel
No. of Strands Across 1
Pitch Diameter [Min] 4.193 in
Set Screw Size 5/16-18 X 5/16
Hub Length Thru 0.657 in
Caliper Diameter 3.7817 in
Keyway w/Keyway & Set Screw
Hub Dia. 3 in
Width Across Teeth 0.343 in
Hub Projection 0.66 in
Outside Dia. 4.5220 in
Chain Pitch 5/8 in
Finished Bore 1 1/8 in
Length Through Bore 1 in
Weight 2.16 LB
EAN or UPC 697950011783
We're here for you
with Service Centers across the country -
We have your back
Close Compare List Open Compare List Toggle

Product Comparison