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No. 40 - 1/2" Pitch - Single - Bored to Size Sprocket

40BS20 1 7/16

No. 40 - 1/2" Pitch - Single - Bored to Size Sprocket
Item #100807051
  • 40 Chain Number
  • 1 Strand
  • 20 Teeth
  • 3.457 in Outside Diameter
  • 1.4375 in Finished Bore
  • Without Hardened Teeth
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No. 40 - 1/2" Pitch - Single - Bored to Size Sprocket
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    Shipment Options
  • 40 Chain Number
  • 1 Strand
  • 20 Teeth
  • 3.457 in Outside Diameter
  • 1.4375 in Finished Bore

features

  • Conforms to ANSI B29.1-1975 standards
No. of Teeth Rows Strands 1
No. of Screws 2
Chain Sprocket Pitch 0.5 in
Length Through Bore 1 in
Outside Dia. 3.4570 in
Finished Bore Size 1.438 in
Chain No. 40
O.D. 3.457 in
Hardened Teeth Without Hardened Teeth
Bore Type Finished Bore
Pitch Diameter [Min] 3.196 in
Hub O.D. 2.625 in
Construction Internal Solid
Single Strand Tooth Thickness 0.284 in
Material Internal Use Atomized Metals
Outside Dia. [Min] 3.4570 in
No. of Teeth 20
Hub Length Thru 0.716 in
Set Screw Location (1) Over Keyway and (1) At 90°
Width Across Teeth 0.284 in
Pitch Dia. 3.196 in
Keyway w/Keyway & Set Screw
Inch/Metric Inch
Hub Dia. 2 5/8 in
Set Screw Size 3/8-16 UNC
Hub Projection 0.72 in
Material External Use Steel
Key Way Size 3/8 X 3/16 in
Keyway Size 3/8 x 3/16 in
Sprocket Style B
Chain Sprocket Number 40
Pitch Diameter 3.196 in
Finished Bore 1.4375 in - 1 7/16 in
Chain Pitch 0.500 in
Material Steel
Caliper Diameter 2.8842 in
No. of Strands Across 1
Martin No. 40BS20
Weight 1.04 LB
EAN or UPC 697950005072
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