Skip to content Skip to navigation menu
Finished Bore Sprocket

40BS21HT 3/4

Finished Bore Sprocket
Item #100807082
  • 40 Chain Number
  • 1 Strand
  • 21 Teeth
  • 3.617 in Outside Diameter
  • 3/4 in Finished Bore
  • With Hardened Teeth
+ Show More + Show Less
Finished Bore 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
  • 40 Chain Number
  • 1 Strand
  • 21 Teeth
  • 3.617 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
Width Across Teeth 0.284 in
Hardened Teeth With Hardened Teeth
Hub Dia. 2 3/4 in
Length Through Bore 1 in
Bore Range [Min] 0.75 in
Bore Range [Max] 1.875 in
No. of Strands Across 1
Finished Bore 3/4 in
Pitch Diameter 3.3548 in
Inch/Metric Inch
Chain Pitch 0.5 in
Pitch Diameter [Min] 3.3548 in
Keyway Size 3/16 x 3/32
Hub Projection 0.72 in
Hub Length Thru 0.716 in
Chain No. 40
No. of Teeth 21
Caliper Diameter 3.0334 in
Material Steel
Keyway w/Keyway & Set Screw
Outside Dia. [Min] 3.617 in
Bore Type Bored to Size
Sprocket Style B
Set Screw Size 1/4-20 x 1/4
Single Strand Tooth Thickness 0.284 in
No. of Screws 2
Outside Dia. 3.617 in
Weight 1.73 LB
EAN or UPC 697950160382
We're here for you
with Service Centers across the country -
We have your back
Close Compare List Open Compare List Toggle

Product Comparison