Skip to content Skip to navigation menu
Finished Bore Sprocket

40BS28HT 1 1/4

Finished Bore Sprocket
Item #100807199
  • 40 Chain Number
  • 1 Strand
  • 28 Teeth
  • 4.738 in Outside Diameter
  • 1.25 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
  • 28 Teeth
  • 4.738 in Outside Diameter
  • 1.25 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
Keyway w/Keyway & Set Screw
Pitch Diameter 4.4657 in
Bore Type Bored to Size
Chain No. 40
Bore Range [Max] 2.25 in
Outside Dia. [Min] 4.738 in
Hub Dia. 3 1/4 in
Single Strand Tooth Thickness 0.284 in
No. of Screws 2
Hub Projection 0.72 in
Hub Length Thru 0.716 in
No. of Teeth 28
Keyway Size 1/4 x 1/8
Set Screw Size 5/16-18 X 5/16
Inch/Metric Inch
No. of Strands Across 1
Material Steel
Sprocket Style B
Length Through Bore 1 in
Bore Range [Min] 1.25 in
Outside Dia. 4.738 in
Chain Pitch 0.5 in
Width Across Teeth 0.284 in
Finished Bore 1 1/4 in
Caliper Diameter 4.1537 in
Hardened Teeth With Hardened Teeth
Pitch Diameter [Min] 4.4657 in
Weight 2.5 LB
EAN or UPC 697950160894
We're here for you
with Service Centers across the country -
We have your back
Close Compare List Open Compare List Toggle

Product Comparison