Call (888)-671-2883
 on most items
Text message to Live Chat! (201) 898 - 2676

08B28 Metric Roller Chain Sprocket

BRAND: Martin Sprocket | MODEL: 08B28 | CONDITION: NEW | SKU: 258307
08B28 Metric Roller Chain Sprocket

Image for Illustration purposes only,
Actual product may vary
Typically In Stock: confirm availability
Returnable: see conditions
Shipping from?: see locations Typically ships in 1 day
Weight: 2.86 lbs UOM: EA

Additional Description

Technical Specifications

Pitch 12.700 mm
Number Of Teeth 28
Outside Dia 120.795 mm
Material Steel
Pitch Diameter 113.429 mm


Metric 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 Width across Teeth/ Rows 20.940 mm
Chain Number 08B-1 Hub Configuration B
Chain Pitch 12.700 mm Hub Outside Diameter 81.991 mm
Number of Chain Rows 1 Length thru Bore 29.997 mm
Number of Teeth 28 Construction Detail Solid
Outside Diameter 120.795 mm Bore Type Stock Bore
Pitch Diameter 113.429 mm Min Bore Size 16.000 mm
Single Strand Tooth Thickness 7.366 mm Max Bore Size 55.000 mm
Storage Dimension Length 4.756 in. Weight 3.10 lbs.
Storage Dimension Width 4.756 in. Individually Packaged No
Storage Dimension Height 1.181 in.