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40B12 PITCH: #40 TEETH: 12 Bore: Minimum Plain Bore

BRAND: Martin Sprocket | MODEL: 40B12 | CONDITION: NEW | SKU: 261948
40B12 PITCH: #40 TEETH: 12 Bore: Minimum Plain Bore

Image for Illustration purposes only,
Actual product may vary
Returnable: see conditions
Shipping from?: see locations Typically ships in 1 day
Weight: 0.45 lbs UOM: EA

Additional Description

Technical Specifications

Number Of Teeth 12
Outside Dia 2.166"
Material Steel
Pitch 0.500 in.


B Style sprockets are flat sprockets with a hub extension on one side. These plain bore sprockets can easily be bored to a metric or standard size to fit your application. Keyways, set screws and harden teeth are quick alterations that can be made.
Material Steel Hub Configuration B
Chain Number 40 Hub Outside Diameter 1.593 in.
Chain Pitch 0.500 in. Length thru Bore 0.875 in.
Number of Chain Rows 1 Hub Recessed For Chain Clearance Yes
Number of Teeth 12 Construction Detail Solid
Outside Diameter 2.166 in. Bore Type Stock Bore
Pitch Diameter 1.932 in. Min Bore Size 0.500 in.
Single Strand Tooth Thickness 0.284 in. Max Bore Size 1.000 in.
Hardened Teeth No
Storage Dimension Length 2.563 in. Weight 0.46 lbs.
Storage Dimension Width 2.563 in. Individually Packaged Yes
Storage Dimension Height 0.938 in.