Skip to content Skip to navigation menu
No. 100 - 1 1/4" Pitch - Single - Bored to Size Sprocket

100BS21 2

No. 100 - 1 1/4" Pitch - Single - Bored to Size Sprocket
Item #100805892
  • 100 Chain Number
  • 1 Strand
  • 21 Teeth
  • 9.043 in Outside Diameter
  • 2 in Finished Bore
  • Without Hardened Teeth
+ Show More + Show Less
No. 100 - 1 1/4" 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
  • 100 Chain Number
  • 1 Strand
  • 21 Teeth
  • 9.043 in Outside Diameter
  • 2 in Finished Bore

features

  • Conforms to ANSI B29.1-1975 standards
Outside Dia. 9.0430 in
No. of Teeth 21
Sprocket Style B
Keyway Size 1/2 x 1/4
Martin No. 100BS21
Hub Projection 1.31 in
Hub Dia. 4 1/2 in
Finished Bore 2 in
Width Across Teeth 0.692 in
Outside Dia. [Min] 9.0430 in
Pitch Diameter 8.387 in
Hub Length Thru 1.308 in
Length Through Bore 2 in
Material Steel
Chain No. 100
Hardened Teeth Without Hardened Teeth
No. of Screws 2
Chain Pitch 1 1/4 in
Keyway w/Keyway & Set Screw
Caliper Diameter 7.6134 in
Inch/Metric Inch
Set Screw Size 1/2-13 x 1/2
Bore Type Bored to Size
No. of Strands Across 1
Single Strand Tooth Thickness 0.692 in
Pitch Diameter [Min] 8.387 in
Weight 13.68 LB
EAN or UPC 697950296814
We're here for you
with Service Centers across the country -
We have your back
Close Compare List Open Compare List Toggle

Product Comparison