American wholesaler China Standard Stock Bore Sprocket 40BS chain sprocket hollow pin roller chain for drive

American  wholesaler  China Standard Stock Bore Sprocket 40BS chain sprocket hollow pin roller chain for drive

Detail Information

Roller Chain Sprocket – American Standard Series – 40BS roller chain sprocket dimensions

Ansi Roller Chain Sprockets Specifications

Meanwhile, our products are manufactured according to high quality standards, and complying with the international advanced standard criteria.

Tooth Width B1 0.284″ Chain Pitch 1/2″
Hub Configuration B Roller Dia 0.312″
Tooth Width B2 Chain Number 40
Tooth Width B3 Number of Chain Rows 1-2-3
Number of Teeth 9-112
Hardened Teeth Up to customer
Black Oxide Up to customer The keyway are on the center of the tooth
Bore Type Bored to size (2) Set Screws (1) Over Kw And (1) At 90°
Min bManufacturer of standard and custom roller chains. Suitable for aging, stress relieving, heat treating and powder coating applications. Aerospace, automotive, military, energy, composite, pharmaceutical and various other industries served. Turnkey systems integration and most items available in stock.ore size 1/2 Max bore size 1 1/2

Product Information

American Standard sprocket

EPTS are able to provide high quality standard chain and sprocket,  

include 40BS chain sprocket (1/2 inch chain sprocket).


sprocket 40 bs 10 1/4″.

sprocket 40 bs 12 3/8″.

sprocket 40 bs 20 1/2″.
sprocket 40 bs 72 1″

Quality Assurance:

ISO9001: 2015 and GB/T24001-2016 / ISO14001: 2015.

High quality:

√ Corrosion resistance

√ Durable, robust and reliable

√ Bad condition resistance

Adapted to:

* roller chains based on the requirements of ANSI 40BS

* all sprockets with pilot bore

* available with type A platewheels,single strand roller chain sprockets,double roller chain sprockets,triple roller chain sprockets,four strand roller chain sprocket

* material used for chain sprocket carbon steel 1040, c45

* heat treatment and special surface treatments are available on request:

black oxide sprocket with teeth hard


EPT ansi transmission chains and sprockets are widely used in Agriculture,Printing,Chemical,Food and Beverage,General Machinery,Oil and Gas,Packaging and Logistics,Paper Industry,Textile industry,Woodeworking Machinery and so on. 

The biggest characteristic is that the sprockets can be customized in different standard and materials according to your requirements. Made from the steel and the up-to-date skills as well as precision procedures, the high quality sprockets can withstand strong pressure and high temperature.