APPROVED VENDOR Chain Sprocket: One-Sided Hub, For Single Strands, 40, 18 Teeth
The APPROVED VENDOR Chain Sprocket is a Size 40 plain-bore roller chain sprocket with a one-sided hub, designed for single strands. It features 18 teeth and a 2.879-inch pitch diameter (MPN 40B18SS). 3G Electric…
SKU 3G-OTH-138139
Need installation or engineering help?
Ask a question
Product Description
The APPROVED VENDOR Chain Sprocket is a Size 40 plain-bore roller chain sprocket with a one-sided hub, designed for single strands. It features 18 teeth and a 2.879-inch pitch diameter (MPN 40B18SS). 3G Electric interprets your demand for this genuine industrial component, sourcing it across our 14 departments and backing it with specialist expertise in power transmission.
Frequently Asked Questions
What is the APPROVED VENDOR 40B18SS chain sprocket used for?
This one-sided hub sprocket is used in roller chain drives for power transmission in industrial machinery, conveyors, and agricultural equipment. It fits single-strand ANSI 40 chain and provides reliable torque transfer in moderate-load applications.
What are the specifications of the APPROVED VENDOR 40B18SS sprocket?
The 40B18SS is a size 40 plain-bore roller chain sprocket with 18 teeth and a 2.879-inch pitch diameter. It features a one-sided hub design for single-strand chains. The manufacturer part number is 40B18SS, and it is supplied by APPROVED VENDOR.
Where to buy the APPROVED VENDOR 40B18SS sprocket worldwide?
3G Electric supplies the APPROVED VENDOR 40B18SS sprocket to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time; we source and deliver this component globally.
How to select the correct chain sprocket for a 40 chain?
Match the sprocket's pitch and number of teeth to your chain size and desired speed ratio. For ANSI 40 chain, use a sprocket with 1/2-inch pitch. The 40B18SS has 18 teeth and a 2.879-inch pitch diameter, suitable for moderate-speed drives. Consult a drive design guide for proper alignment and tension.
Used in
Common applications for APPROVED VENDORAPPROVED VENDOR Products
3G Electric supplies APPROVED VENDOR size 40 plain-bore roller chain sprockets. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















