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

25B12

No. 25 - 1/4" Pitch - Single - Plain Stock Bore Sprocket
Item #100806437
  • 25 Chain Number
  • 1 Strand
  • 12 Teeth
  • Without Hardened Teeth
  • B Sprocket Style
  • 0.25 in Minimum Bore
  • 0.38 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
  • 12 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 Size [Max] 0.375 in
Chain No. 25
Width Across Teeth 0.11 in
Bore Type Finished Bore
Pitch Diameter 0.970 in
Series B
Chain Pitch 0.250 in
Outside Dia. 1.0800 in
No. of Strands Across 1
Stock Bore Size 0.250 in
No. of Teeth Rows Strands 1
Bore Range [Max] 0.3800 in
Chain Sprocket Pitch 0.25 in
Finished Bore Size 0.25 in
Bore Size [Min] 0.25 in
Bushing Bore Size [Max] 0.375 in
Material External Use Steel
Chain Sprocket Number 25
No. of Teeth 12
Martin No. 25B12
Hub O.D. 0.625 in
Construction Internal Solid
Outside Dia. [Min] 1.0800 in
Hardened Teeth Without Hardened Teeth
Single Strand Tooth Thickness 0.11 in
Sprocket Style B
Bushing Bore Size [Min] 0.25 in
Inch/Metric Inch
Bore Style Minimum Bore
Pitch Diameter [Min] 0.970 in
Bore Range [Min] 1/4 in
Pitch Dia. 0.966 in
Length Through Bore 0.5 in
Hub Dia. 0.63 in
O.D. 1.083 in
Material Steel
Bushing Bore [Min] 0.25 in
Caliper Diameter 0.84 in
Material Internal Use Atomized Metals
Hub Projection 0.39 in
Weight 0.06 LB
EAN or UPC 697950000305
We're here for you
with Service Centers across the country -
We have your back
Close Compare List Open Compare List Toggle

Product Comparison