Skip to content Skip to navigation menu
No. 25 - 1/4" Pitch - Single - Plain Stock Bore Sprocket

25B20

No. 25 - 1/4" Pitch - Single - Plain Stock Bore Sprocket
Item #100806445
  • 25 Chain Number
  • 1 Strand
  • 20 Teeth
  • Without Hardened Teeth
  • B Sprocket Style
  • 0.25 in Minimum Bore
  • 0.88 in Maximum Bore
+ Show More + Show Less
No. 25 - 1/4" Pitch - Single - Plain Stock 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
  • 25 Chain Number
  • 1 Strand
  • 20 Teeth
  • Without Hardened Teeth
  • B Sprocket Style

features

  • 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
Bore Range [Max] 0.8800 in
Width Across Teeth 0.11 in
Bore Range [Min] 1/4 in
Bushing Bore [Min] 0.25 in
Pitch Diameter 1.600 in
No. of Strands Across 1
Material Steel
Hub Length Thru 0.515 in
Single Strand Tooth Thickness 0.11 in
Bore Type Finished Bore
Hub Dia. 1.28 in
Chain Sprocket Number 25
O.D. 1.728 in
Inch/Metric Inch
Sprocket Style B
Chain Sprocket Pitch 0.25 in
Bore Size [Min] 0.25 in
Length Through Bore 0.625 in
Caliper Diameter 1.47 in
Outside Dia. [Min] 1.7300 in
Chain No. 25
Bore Size [Max] 0.875 in
Material Internal Use Atomized Metals
No. of Teeth Rows Strands 1
Bushing Bore Size [Max] 0.875 in
Pitch Diameter [Min] 1.600 in
Stock Bore Size 0.250 in
Outside Dia. 1.7300 in
Hub O.D. 1.281 in
Finished Bore Size 0.25 in
Bore Style Minimum Bore
Material External Use Steel
Bushing Bore Size [Min] 0.25 in
Chain Pitch 0.250 in
Martin No. 25B20
Pitch Dia. 1.598 in
No. of Teeth 20
Construction Internal Solid
Series B
Hardened Teeth Without Hardened Teeth
Weight 0.25 LB
EAN or UPC 697950000473
We're here for you
with Service Centers across the country -
We have your back
Close Compare List Open Compare List Toggle

Product Comparison