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10B21 Metric Roller Chain Sprocket

BRAND: Martin Sprocket | MODEL: 10B21 | CONDITION: NEW | SKU: 258443
10B21 Metric Roller Chain Sprocket

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Actual product may vary
Typically In Stock: confirm availability
Returnable: see conditions
Shipping from?: see locations Typically ships in 1 day
Weight: 2.62 lbs UOM: EA

Additional Description

Technical Specifications

Pitch 15.875 mm
Number Of Teeth 21
Outside Dia 65.654 mm
Material Steel
Pitch Diameter 106.513 mm


Metric B Style sprockets are flat sprockets with a hub extension welded 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 hardened teeth are quick alterations that can be made.
Material Steel Width across Teeth/ Rows 25.375 mm
Chain Number 10B-1 Hub Configuration B
Chain Pitch 15.875 mm Hub Outside Diameter 76.200 mm
Number of Chain Rows 1 Length thru Bore 32.004 mm
Number of Teeth 21 Construction Detail Solid
Outside Diameter 65.654 mm Bore Type Stock Bore
Pitch Diameter 106.513 mm Min Bore Size 24.000 mm
Single Strand Tooth Thickness 8.712 mm
Storage Dimension Length 2.585 in. Weight 2.40 lbs.
Storage Dimension Width 2.585 in. Individually Packaged No
Storage Dimension Height 0.984 in.