We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

TSUBAKI Single Strand Sprocket: 40, For 1/2 in Chain Pitch, 3/4 in Bore Dia, 18 Teeth - Size 40 Fixed-Bore Roller Chain Sprockets
TSUBAKISize 40 Fixed-Bore Roller Chain Sprockets

TSUBAKI Single Strand Sprocket: 40, For 1/2 in Chain Pitch, 3/4 in Bore Dia, 18 Teeth

The TSUBAKI Single Strand Sprocket: 40 is a Size 40 fixed-bore roller chain sprocket designed for 1/2 in chain pitch, with 18 teeth and a 3/4 in bore diameter, made of steel (MPN 40B18F-3/4). 3G Electric interprets…

SKU 3G-OTH-122930

Also listed as: 40B18F34 · 40B18F 3 4 · 40B18F-3-4

Brand
TSUBAKI
Item
Single Strand Sprocket: 40, For 1/2 in Chain Pitch, 3/4 in Bore Dia, 18 Teeth
Category
Size 40 Fixed-Bore Roller Chain Sprockets
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

TSUBAKI
Manufacturer Part Number
40B18F-3/4
Type
For 1/2 in Chain Pitch, Steel
Teeth
18
Bore Dia
3/4 in

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

TSUBAKI Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The TSUBAKI Single Strand Sprocket: 40 is a Size 40 fixed-bore roller chain sprocket designed for 1/2 in chain pitch, with 18 teeth and a 3/4 in bore diameter, made of steel (MPN 40B18F-3/4). 3G Electric interprets this demand and sources the genuine TSUBAKI part across 14 industrial departments, with specialist depth in power transmission components.

Frequently Asked Questions

What is a TSUBAKI 40B18F-3/4 sprocket used for?

This TSUBAKI single strand sprocket transmits rotary motion in roller chain drives for conveyors, packaging lines, and industrial machinery. Its 18 teeth and 3/4 in bore suit moderate-speed power transmission where precise engagement with 1/2 in pitch chain is required.

What are the specifications of the TSUBAKI 40B18F-3/4 sprocket?

This TSUBAKI sprocket is size 40, single strand, with 18 teeth, a 3/4 in bore diameter, and a 1/2 in chain pitch. It is made of steel and is a fixed-bore type. The manufacturer part number is 40B18F-3/4.

Where to buy TSUBAKI 40B18F-3/4 sprocket worldwide?

3G Electric supplies the TSUBAKI 40B18F-3/4 sprocket to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this size 40 fixed-bore sprocket.

How to select the right TSUBAKI sprocket for a 1/2 in chain?

Match the sprocket's chain pitch (1/2 in) and number of teeth to your drive requirements. Ensure the bore diameter (3/4 in) fits your shaft. TSUBAKI steel sprockets like the 40B18F-3/4 offer durability for industrial applications. Confirm shaft keyway and set screw specs separately.

Used in

Common applications for TSUBAKI
Material handling conveyors — TSUBAKI C2080H connecting links for heavy-duty chain systems
Packaging machinery — TSUBAKI size 60 roller chains with 60NEPCL connecting links for coated chain applications
Automotive assembly lines — TSUBAKI 80NPSK1CL attachment links for positioning fixtures on single-strand chains
Food processing equipment — TSUBAKI nickel-plated chains and sprockets (e.g., 50BTL48) for washdown environments
General power transmission — TSUBAKI PL1G keyless bushings for shaft mounting without keyways in drive systems
Conveyor drive systems — TSUBAKI 40BTL24 sprockets for size 40 chain in light-to-medium load applications

TSUBAKI Products

3G Electric supplies TSUBAKI size 40 fixed-bore roller chain sprockets. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
TSUBAKI Single Strand Sprocket: 40, For 1/2 in Chain Pitch, 5/8 in Bore Dia, 18 Teeth, Steel (MPN 40B18F-5/8)
TSUBAKI
TSUBAKI Single Strand Sprocket: 40, For 1/2 in Chain Pitch, 5/8 in Bore Dia, 18 Teeth, Steel (MPN 40B18F-5/8)
TSUBAKI Single Strand Sprocket: 40, For 1/2 in Chain Pitch, 1 in Bore Dia, 18 Teeth, Steel (MPN 40B18F-1)
TSUBAKI
TSUBAKI Single Strand Sprocket: 40, For 1/2 in Chain Pitch, 1 in Bore Dia, 18 Teeth, Steel (MPN 40B18F-1)
TSUBAKI Single Strand Sprocket: 40, For 1/2 in Chain Pitch, 3/4 in Bore Dia, 19 Teeth, Steel (MPN 40B19F-3/4)
TSUBAKI
TSUBAKI Single Strand Sprocket: 40, For 1/2 in Chain Pitch, 3/4 in Bore Dia, 19 Teeth, Steel (MPN 40B19F-3/4)
TSUBAKI Single Strand Sprocket: 40, For 1/2 in Chain Pitch, 1 1/4 in Bore Dia, 18 Teeth, Steel (MPN 40B18F-1 1/4)
TSUBAKI
TSUBAKI Single Strand Sprocket: 40, For 1/2 in Chain Pitch, 1 1/4 in Bore Dia, 18 Teeth, Steel (MPN 40B18F-1 1/4)
TSUBAKI Single Strand Sprocket: 40, For 1/2 in Chain Pitch, 1 in Bore Dia, 19 Teeth, Steel (MPN 40B19F-1)
TSUBAKI
TSUBAKI Single Strand Sprocket: 40, For 1/2 in Chain Pitch, 1 in Bore Dia, 19 Teeth, Steel (MPN 40B19F-1)
TSUBAKI Single Strand Sprocket: 40, For 1/2 in Chain Pitch, 1/2 in Bore Dia, 12 Teeth, Steel (MPN 40B12F-1/2)
TSUBAKI
TSUBAKI Single Strand Sprocket: 40, For 1/2 in Chain Pitch, 1/2 in Bore Dia, 12 Teeth, Steel (MPN 40B12F-1/2)

More from TSUBAKI

View all TSUBAKI parts
TSUBAKI Single Strand Sprocket: 40, For 1/2 in Chain Pitch, 5/8 in Bore Dia, 30 Teeth, Steel (MPN 40B30F-5/8)
TSUBAKI
TSUBAKI Single Strand Sprocket: 40, For 1/2 in Chain Pitch, 5/8 in Bore Dia, 30 Teeth, Steel (MPN 40B30F-5/8)
TSUBAKI Single Strand Sprocket: 40, For 1/2 in Chain Pitch, 1 1/8 in Bore Dia, 15 Teeth, Steel (MPN 40B15F-1B)
TSUBAKI
TSUBAKI Single Strand Sprocket: 40, For 1/2 in Chain Pitch, 1 1/8 in Bore Dia, 15 Teeth, Steel (MPN 40B15F-1B)
TSUBAKI Single Strand Sprocket: 40, For 1/2 in Chain Pitch, 5/8 in Bore Dia, 23 Teeth, Steel (MPN 40B23FJ)
TSUBAKI
TSUBAKI Single Strand Sprocket: 40, For 1/2 in Chain Pitch, 5/8 in Bore Dia, 23 Teeth, Steel (MPN 40B23FJ)
TSUBAKI Single Strand Sprocket: 40, For 1/2 in Chain Pitch, 1 1/4 in Bore Dia, 20 Teeth, Steel (MPN 40B20F-1 1/4)
TSUBAKI
TSUBAKI Single Strand Sprocket: 40, For 1/2 in Chain Pitch, 1 1/4 in Bore Dia, 20 Teeth, Steel (MPN 40B20F-1 1/4)
TSUBAKI Single Strand Sprocket: 40, For 1/2 in Chain Pitch, 1 1/2 in Bore Dia, 19 Teeth, Steel (MPN 40B19F-1H)
TSUBAKI
TSUBAKI Single Strand Sprocket: 40, For 1/2 in Chain Pitch, 1 1/2 in Bore Dia, 19 Teeth, Steel (MPN 40B19F-1H)
TSUBAKI Single Strand Sprocket: 40, For 1/2 in Chain Pitch, 7/8 in Bore Dia, 18 Teeth, Steel (MPN 40B18F-7/8)
TSUBAKI
TSUBAKI Single Strand Sprocket: 40, For 1/2 in Chain Pitch, 7/8 in Bore Dia, 18 Teeth, Steel (MPN 40B18F-7/8)
TSUBAKI Single Strand Sprocket: 40, For 1/2 in Chain Pitch, 3/4 in Bore Dia, 20 Teeth, Steel (MPN 40B20F-3/4)
TSUBAKI
TSUBAKI Single Strand Sprocket: 40, For 1/2 in Chain Pitch, 3/4 in Bore Dia, 20 Teeth, Steel (MPN 40B20F-3/4)
TSUBAKI Single Strand Sprocket: 40, For 1/2 in Chain Pitch, 7/8 in Bore Dia, 17 Teeth, Steel (MPN 40B17F-7/8)
TSUBAKI
TSUBAKI Single Strand Sprocket: 40, For 1/2 in Chain Pitch, 7/8 in Bore Dia, 17 Teeth, Steel (MPN 40B17F-7/8)