Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
TRITAN Roller Chain Sprocket: 40, For 1/2 in Chain Pitch, 1 1/8 in Bore Dia, 21 Teeth - Size 40 Fixed-Bore Roller Chain Sprockets
TRITANSize 40 Fixed-Bore Roller Chain Sprockets

TRITAN Roller Chain Sprocket: 40, For 1/2 in Chain Pitch, 1 1/8 in Bore Dia, 21 Teeth

The TRITAN Roller Chain Sprocket: 40 is a Size 40 fixed-bore steel sprocket designed for 1/2 in chain pitch, with 21 teeth and a 1 1/8 in bore diameter (MPN 40BS21H X 1 1/8). 3G Electric interprets your demand for…

SKU 3G-OTH-126751

Brand
TRITAN
Item
Roller Chain Sprocket: 40, For 1/2 in Chain Pitch, 1 1/8 in Bore Dia, 21 Teeth
Category
Size 40 Fixed-Bore Roller Chain Sprockets
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
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

Technical Specifications

TRITAN
Manufacturer Part Number
40BS21H X 1 1/8
Type
For 1/2 in Chain Pitch, Steel
Teeth
21
Bore Dia
1 1/8 in
View Full Spec Sheet

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

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

Product Description

The TRITAN Roller Chain Sprocket: 40 is a Size 40 fixed-bore steel sprocket designed for 1/2 in chain pitch, with 21 teeth and a 1 1/8 in bore diameter (MPN 40BS21H X 1 1/8). 3G Electric interprets your demand for this genuine TRITAN component and delivers it across 14 industrial departments, with specialist depth in power transmission and controls to support your application.

Used in

Common applications for TRITAN
Poultry processing conveyors — TRITAN food-grade radial ball bearings (SS3829 2RS FM222) with double contact seals
Material handling systems — TRITAN spherical insert bearings (SB205-16G) with set screw locking for shaft mounting
High-temperature oven rollers — TRITAN miniature ball bearings (SSRI814 ZZ SRL) rated to 302°F
Self-lubricating pivot joints — TRITAN spherical plain bearings (GE 30TE 2RS) with PTFE sliding surface
Flange-mounted conveyor idlers — TRITAN 4-bolt flange bearings (UCF210-31) in cast iron housings
Chain drive repairs — TRITAN offset links (40-1R OSL) for ANSI #40 roller chains

TRITAN Products

3G Electric supplies TRITAN 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 →

Similar products

Matched by specification & description
TRITAN Roller Chain Sprocket: 40, For 1/2 in Chain Pitch, 1 1/2 in Bore Dia, 21 Teeth, Steel (MPN 40BS21H X 1 1/2). Key specifications — Brand: TRITAN.
TRITAN
TRITAN Roller Chain Sprocket: 40, For 1/2 in Chain Pitch, 1 1/2 in Bore Dia, 21 Teeth, Steel (MPN 40BS21H X 1 1/2). Key specifications — Brand: TRITAN.
TRITAN Roller Chain Sprocket: 40, For 1/2 in Chain Pitch, 1 3/16 in Bore Dia, 21 Teeth, Steel (MPN 40BS21H X 1 3/16). Key specifications — Brand: TRITAN.
TRITAN
TRITAN Roller Chain Sprocket: 40, For 1/2 in Chain Pitch, 1 3/16 in Bore Dia, 21 Teeth, Steel (MPN 40BS21H X 1 3/16). Key specifications — Brand: TRITAN.
TRITAN Roller Chain Sprocket: 40, For 1/2 in Chain Pitch, 1 1/4 in Bore Dia, 21 Teeth, Steel (MPN 40BS21H X 1 1/4). Key specifications — Brand: TRITAN.
TRITAN
TRITAN Roller Chain Sprocket: 40, For 1/2 in Chain Pitch, 1 1/4 in Bore Dia, 21 Teeth, Steel (MPN 40BS21H X 1 1/4). Key specifications — Brand: TRITAN.
TRITAN Roller Chain Sprocket: 40, For 1/2 in Chain Pitch, 3/4 in Bore Dia, 21 Teeth, Steel (MPN 40BS21H X 3/4). Key specifications — Brand: TRITAN.
TRITAN
TRITAN Roller Chain Sprocket: 40, For 1/2 in Chain Pitch, 3/4 in Bore Dia, 21 Teeth, Steel (MPN 40BS21H X 3/4). Key specifications — Brand: TRITAN.
TRITAN Roller Chain Sprocket: 40, For 1/2 in Chain Pitch, 7/8 in Bore Dia, 21 Teeth, Steel (MPN 40BS21H X 7/8). Key specifications — Brand: TRITAN.
TRITAN
TRITAN Roller Chain Sprocket: 40, For 1/2 in Chain Pitch, 7/8 in Bore Dia, 21 Teeth, Steel (MPN 40BS21H X 7/8). Key specifications — Brand: TRITAN.
TRITAN Roller Chain Sprocket: 40, For 1/2 in Chain Pitch, 1 1/8 in Bore Dia, 18 Teeth, Steel (MPN 40BS18H X 1 1/8). Key specifications — Brand: TRITAN.
TRITAN
TRITAN Roller Chain Sprocket: 40, For 1/2 in Chain Pitch, 1 1/8 in Bore Dia, 18 Teeth, Steel (MPN 40BS18H X 1 1/8). Key specifications — Brand: TRITAN.

More from TRITAN

View all TRITAN parts →
TRITAN Roller Chain Sprocket: 40, For 1/2 in Chain Pitch, 1 3/16 in Bore Dia, 17 Teeth, Steel (MPN 40BS17H X 1 3/16). Key specifications — Brand: TRITAN.
TRITAN
TRITAN Roller Chain Sprocket: 40, For 1/2 in Chain Pitch, 1 3/16 in Bore Dia, 17 Teeth, Steel (MPN 40BS17H X 1 3/16). Key specifications — Brand: TRITAN.
TRITAN Roller Chain Sprocket: 40, For 1/2 in Chain Pitch, 1 1/2 in Bore Dia, 32 Teeth, Steel (MPN 40BS32H X 1 1/2). Key specifications — Brand: TRITAN.
TRITAN
TRITAN Roller Chain Sprocket: 40, For 1/2 in Chain Pitch, 1 1/2 in Bore Dia, 32 Teeth, Steel (MPN 40BS32H X 1 1/2). Key specifications — Brand: TRITAN.
TRITAN Roller Chain Sprocket: 40, For 1/2 in Chain Pitch, 7/8 in Bore Dia, 20 Teeth, Steel (MPN 40BS20H X 7/8). Key specifications — Brand: TRITAN.
TRITAN
TRITAN Roller Chain Sprocket: 40, For 1/2 in Chain Pitch, 7/8 in Bore Dia, 20 Teeth, Steel (MPN 40BS20H X 7/8). Key specifications — Brand: TRITAN.
TRITAN Sprocket: 40, For 1/2 in Chain Pitch, 1/2 in Bore Dia, 12 Teeth, 1.932 in Pitch Dia, Steel (MPN 40BS12H X 1/2). Key specifications — Brand: TRITAN.
TRITAN
TRITAN Sprocket: 40, For 1/2 in Chain Pitch, 1/2 in Bore Dia, 12 Teeth, 1.932 in Pitch Dia, Steel (MPN 40BS12H X 1/2). Key specifications — Brand: TRITAN.
TRITAN Sprocket: 40, For 1/2 in Chain Pitch, 1 in Bore Dia, 38 Teeth, 6.054 in Pitch Dia, Steel (MPN 40BS38 X 1). Key specifications — Brand: TRITAN.
TRITAN
TRITAN Sprocket: 40, For 1/2 in Chain Pitch, 1 in Bore Dia, 38 Teeth, 6.054 in Pitch Dia, Steel (MPN 40BS38 X 1). Key specifications — Brand: TRITAN.
TRITAN Roller Chain Sprocket: 40, For 1/2 in Chain Pitch, 1 1/4 in Bore Dia, 26 Teeth, Steel (MPN 40BS26H X 1 1/4). Key specifications — Brand: TRITAN.
TRITAN
TRITAN Roller Chain Sprocket: 40, For 1/2 in Chain Pitch, 1 1/4 in Bore Dia, 26 Teeth, Steel (MPN 40BS26H X 1 1/4). Key specifications — Brand: TRITAN.
TRITAN Roller Chain Sprocket: 40, For 1/2 in Chain Pitch, 5/8 in Bore Dia, 21 Teeth, Steel (MPN 40BS21H X 5/8). Key specifications — Brand: TRITAN.
TRITAN
TRITAN Roller Chain Sprocket: 40, For 1/2 in Chain Pitch, 5/8 in Bore Dia, 21 Teeth, Steel (MPN 40BS21H X 5/8). Key specifications — Brand: TRITAN.
TRITAN Roller Chain Sprocket: 40, For 1/2 in Chain Pitch, 1 3/8 in Bore Dia, 24 Teeth, Steel (MPN 40BS24H X 1 3/8). Key specifications — Brand: TRITAN.
TRITAN
TRITAN Roller Chain Sprocket: 40, For 1/2 in Chain Pitch, 1 3/8 in Bore Dia, 24 Teeth, Steel (MPN 40BS24H X 1 3/8). Key specifications — Brand: TRITAN.