What type of chain is the Renold A&S 08B-2?

This is a duplex roller chain manufactured to European BS/ISO 606 standards with a double strand for industrial power transmission.

What are the pitch and inner width of this roller chain?

The chain has a 12,7 mm (1/2 inch) pitch, an inner width of 7,75 mm, and a roller diameter of 8,51 mm.

What is the breaking strength of this duplex chain?

This duplex chain provides a minimum tensile breaking strength of 31100 N (31.1 kN) for demanding drive applications.

What is the advantage of a duplex design over a simplex chain?

The two parallel strands allow the chain to transmit significantly higher loads and torque within the same compact pitch size.

What is the weight per metre of this roller chain?

The weight of the Renold A&S 08B-2 duplex roller chain is 1,38 kg/m.

A&S AR08B2X5M duplex chain 1/2" (08b-2)

Supplier number: A&S AR08B2X5M | EAN 4042279003791

Recommended Retail Price €117.99

57.80 tax incl.

€47.77 excl. VAT (incl. all environmental contributions)

On stock - immediately available

meter

The minimum purchase order quantity for the product is 5.

Ordered before 20:00 - delivered as of 09/10/2026
Free shipping
Delivery by DHL
Delivered from Belgium

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Reliable power transmission with duplex roller chain 08B-2

Practical benefits

High breaking load for drives: With a breaking strength of 31100 N, you transfer heavy mechanical loads reliably in demanding drive systems.
Double strand for increased capacity: The duplex configuration with a 12.7 mm pitch distributes tension evenly to ensure smooth and stable operation.
Precision rollers for smooth engagement: The 8.51 mm diameter rollers ensure precise engagement with your sprockets, minimizing wear and extending component life.

In a nutshell

The right choise for

With the Renold A&s 08B-2 duplex roller chain, you transfer heavy mechanical power reliably across demanding industrial drive systems. Built to the European bs standard with a 12.7 mm (1/2") pitch and an impressive breaking strength of 31100 N, this double-strand chain easily handles high torque and heavy loads in machinery, conveyor systems, and agricultural equipment. Its duplex design delivers high load capacity within a compact installation width. The precision rollers with an 8.51 mm diameter and 7.75 mm inner width ensure smooth sprocket engagement, reducing premature wear, preventing costly downtime, and keeping your drives running at peak performance.

Product information FAQ

€57.80

In stock - tax incl.

Key features according to our expert

Pitch: 1/2 inch; 12,7 mm
Weight (kg/m): 1,38 kg/m
Product line: Renold A&S
Type (ISO/ANSI): 08B-2
Height: 2
Inside width: 7,75 mm
Version (chain): Duplex
Breaking strength: 31100 N
Length (pin): 30,4 mm
Diameter (pin): 4,45 mm
Thickness (outer plate): 1,55 mm
Thickness (inner plate): 1,55 mm
Plate height: 11,7 mm
Diameter (roller): 8,51 mm

Product description:

The Renold A&S roller chain has long been known for its high quality, affordability, reliability and performance.
The chain has gained a strong reputation for its excellent wear resistance, high fatigue resistance and durability.
These factors have contributed to Renold A&S becoming the most widely used chain brand in Europe.
The Renold A&S chain is available with European (BS) and ANSI specifications and with a full range of standard M, K and extended bearing pin attachments.
The chain can even be supplied with a lubricant based on the customer's specific requirements.
Available in sizes with pitch ranging from 4 mm to 2.5 inches
Solid extruded bushing
Solid extruded roller
Plates with wider blades
Hardened and glass bead blasted blades
Comprehensive European (BS) and ANSI range
Wide range of fasteners available
Lubricant of choice to meet customer requirements

All Features

Pitch: 1/2 inch; 12,7 mm
Weight (kg/m): 1,38 kg/m
Product line: Renold A&S
Type (iso/ansi): 08B-2
Height: 2
Inside width: 7,75 mm
Version (chain): Duplex
Breaking strength: 31100 N
Length (pin): 30,4 mm
Diameter (pin): 4,45 mm
Thickness (outer plate): 1,55 mm
Thickness (inner plate): 1,55 mm
Plate height: 11,7 mm
Diameter (roller): 8,51 mm

Brand A&S
03010013
EAN 4042279003791
Supplier number A&S AR08B2X5M

Frequently asked questions about this product

Answered by specialists

What type of chain is the Renold A&S 08B-2?: This is a duplex roller chain manufactured to European BS/ISO 606 standards with a double strand for industrial power transmission.
What are the pitch and inner width of this roller chain?: The chain has a 12,7 mm (1/2 inch) pitch, an inner width of 7,75 mm, and a roller diameter of 8,51 mm.
What is the breaking strength of this duplex chain?: This duplex chain provides a minimum tensile breaking strength of 31100 N (31.1 kN) for demanding drive applications.
What is the advantage of a duplex design over a simplex chain?: The two parallel strands allow the chain to transmit significantly higher loads and torque within the same compact pitch size.
What is the weight per metre of this roller chain?: The weight of the Renold A&S 08B-2 duplex roller chain is 1,38 kg/m.