Skip to content Skip to navigation menu
No. 40 - 1/2" Pitch - Single - Saber Tooth Hardened - Bored to Size Sprocket

40BS25HT 7/8

No. 40 - 1/2" Pitch - Single - Saber Tooth Hardened - Bored to Size Sprocket
Item #100807161
  • 40 Chain Number
  • 1 Strand
  • 25 Teeth
  • 4.258 in Outside Diameter
  • 7/8 in Finished Bore
  • With Hardened Teeth
+ Show More + Show Less
No. 40 - 1/2" Pitch - Single - Saber Tooth Hardened - Bored to Size 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
  • 7/8 in Finished Bore

features

  • Conforms to ANSI B29.1-1975 standards
Material Steel
No. of Teeth Rows Strands 1
Outside Dia. 4.2580 in
No. of Screws 2
Construction Internal Solid
Bushing Bore [Min] 0.875 in
Chain No. 40
Outside Dia. [Min] 4.2580 in
Chain Pitch 0.500 in
Bore Type Finished Bore
No. of Teeth 25
Keyway Size 3/16 x 3/32 in
Key Way Size 3/16 X 3/32 in
Hardened Teeth 1
Sprocket Style B
Pitch Diameter [Min] 3.989 in
Set Screw Size 1/4-20 UNC
Hub Length Thru 0.716 in
No. of Strands Across 1
O.D. 4.258 in
Hub Projection 0.72 in
Caliper Diameter 3.6695 in
Material External Use Steel
Material Internal Use Atomized Metals
Bore Size [Max] 2.25 in
Bore Range [Max] 2 1/4 in
Finished Bore Size 0.875 in
Chain Sprocket Pitch 0.5 in
Width Across Teeth 0.284 in
Finished Bore 0.875 in - 7/8 in
Single Strand Tooth Thickness 0.284 in
Bushing Bore Size [Min] 0.875 in
Hub Dia. 3 1/4 in
Set Screw Location (1) Over Keyway and (1) At 90°
Chain Sprocket Number 40
Inch/Metric Inch
Bushing Bore Size [Max] 2.25 in
Martin No. 40BS25HT
Hub O.D. 3.25 in
Bore Range [Min] 7/8 in
Pitch Diameter 3.989 in
Keyway w/Keyway & Set Screw
Length Through Bore 1 in
Pitch Dia. 3.989 in
Bore Size [Min] 0.875 in
Weight 2.47 LB
EAN or UPC 697950160788
We're here for you
with Service Centers across the country -
We have your back
Close Compare List Open Compare List Toggle

Product Comparison