Skip to content Skip to navigation menu
Finished Bore Sprocket

40BS25HT 1 1/4

Finished Bore Sprocket
Item #100807156
  • 40 Chain Number
  • 1 Strand
  • 25 Teeth
  • 4.258 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
  • 25 Teeth
  • 4.258 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
Bore Size [Min] 1.25 in
Set Screw Location (1) Over Keyway and (1) At 90°
Outside Dia. 4.258 in
Material Internal Use Atomized Metals
Sprocket Style B
Inch/Metric Inch
Bushing Bore [Min] 1.25 in
Key Way Size 1/4 X 1/8 in
Hub Length Thru 0.716 in
Finished Bore Size 1.25 in
No. of Teeth Rows Strands 1
Pitch Diameter [Min] 3.9894 in
O.D. 4.258 in
Material External Use Steel
Keyway w/Keyway & Set Screw
No. of Strands Across 1
Width Across Teeth 0.284 in
Outside Dia. [Min] 4.258 in
Single Strand Tooth Thickness 0.284 in
Hub O.D. 3.25 in
Material Steel
Hub Projection 0.72 in
No. of Teeth 25
Bore Range [Max] 2.25 in
Set Screw Size 5/16-18 UNC
Chain Pitch 0.500 in
Chain Sprocket Number 40
No. of Screws 2
Hub Dia. 3 1/4 in
Bushing Bore Size [Max] 2.25 in
Pitch Diameter 3.9894 in
Bore Type Finished Bore
Chain Sprocket Pitch 0.5 in
Length Through Bore 1 in
Bore Size [Max] 2.25 in
Pitch Dia. 3.989 in
Construction Internal Solid
Bushing Bore Size [Min] 1.25 in
Finished Bore 1.250 in - 1 1/4 in
Caliper Diameter 3.6695 in
Chain No. 40
Bore Range [Min] 1.25 in
Hardened Teeth 1
Keyway Size 1/4 x 1/8 in
Weight 2.2 LB
EAN or UPC 697950160733
We're here for you
with Service Centers across the country -
We have your back
Close Compare List Open Compare List Toggle

Product Comparison