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Single strand roller chain, metal links with cylindrical rollers and pins · EMMAR 24-B1
EMMAR 24-B1 roller chain

EMMARIn-house manufacturing

EMMAR 24-B1 roller chain

Manufacturer part number24-B1Also known as: 24B1 · 24 B1
Brand
EMMAR
Subcategory
Roller chains
Series
BS
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Description

EMMAR 24-B1 belongs to roller chain, part of our Power transmission range. Tell us how many you need by WhatsApp or email and we'll get back to you promptly with a quote for 24-B1 and any equivalents.

The 24-B1 is a single-strand roller chain built to the European BS standard. Its 1 inch (25.4 mm) pitch and 25.4 mm roller diameter make it a common choice for moderate loads at medium speeds in industrial drives. We supply this chain as part of our power transmission range, together with the sprockets and connecting links needed to complete the assembly.

In the 24-B1 designation, the number 24 corresponds to a 1 inch (25.4 mm) pitch under the BS series, while B1 identifies a single strand. The roller diameter is 25.4 mm and the inner width is also 25.4 mm. Because the BS series covers chains of equivalent metric pitch, it is frequently found on equipment of European origin. Before ordering, confirm these three values against your existing sprocket.

Typical applications include belt and roller conveyors, bucket elevators, packaging machines, mixers, and process equipment running at low to medium speed. Plants in the food, ceramic, and chemical sectors often favor BS chains because sprockets and spare parts are easy to source. When the original drive uses a BS chain, staying with the same designation keeps maintenance straightforward and avoids any need to modify the sprockets.

Correct selection starts with matching pitch, inner width, and roller diameter to the sprocket. Also confirm the strand count: B1 is single strand, while B2 or B3 would be required if more capacity is needed. At installation, align the shafts and set tension carefully. An over-tightened chain speeds up wear on bushings and rollers, and a loose one can skip teeth. Lubricate according to the operating environment and speed, and measure elongation at intervals to plan replacement.

If the exact size is not available or you need an equivalent, send us the code 24-B1 along with the measurements taken from your sample. A chain from another standard can work provided pitch, width, and roller dimensions match. We also supply sprockets and connecting links so the whole system can be renewed at once. Reach our team by WhatsApp or email and we will reply with the options we handle.

Beyond chains, our line covers bearings, mounted units and housings, sheaves and pulleys, belts, couplings, seals, and lubrication and maintenance tools. If your equipment calls for a 24-B1 chain, share the code and your measurements, and we will help you confirm the right replacement.

Dimensions

Standard
BS / ISO 606
Rows
Single
Roller Ø
25.4mm
Inner width
25.4mm

Frequently asked questions

What does 24-B1 mean in a roller chain?
The 24 stands for a 1 inch (25.4 mm) pitch under the European BS standard. The B indicates the series, and the 1 means single strand. This item has a 25.4 mm roller diameter and a 25.4 mm inner width.
How do I request an equivalent to the 24-B1 chain?
Send the code 24-B1 plus the pitch, inner width, and roller measurements of your sample via WhatsApp or email. With that information we can look for a compatible chain from another standard that fits your sprockets.
What lubrication does a BS roller chain require?
It depends on speed and environment. In general, an oil or grease of suitable viscosity is applied to the rollers and bushings. In dirty conditions, avoid lubricants that attract dust. Contact us and we will help you choose the right lubricant for your application.
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