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12B-1
British Standard Roller Chain
12B-1
British Standard Roller Chain
Robust 3/4 inch pitch simplex chain designed for high-load industrial drives and mechanical plant engineering.
Price Match Promise
Found it cheaper elsewhere? We’ll match any UK competitor’s price on bearings in stock — call us before you buy.
Need pricing for this part?
This bearing is priced on application. Our team will get back to you with competitive pricing within 24 hours, no obligation.
Robust 3/4 inch pitch simplex chain designed for high-load industrial drives and mechanical plant engineering.
Price Match Promise
Found it cheaper elsewhere? We’ll match any UK competitor’s price on bearings in stock — call us before you buy.
Technical Dimensions & Load Ratings
Confirm these values match your shaft, housing and application requirements before ordering.
Dimensions
| Bore Diameter (d) | 19.05mm |
| Outer Diameter (D) | 12.07mm |
| Width (B) | 11.68mm |
12B-1
British Standard Roller Chain
Technical Specifications
| Part Number | 12B-1 |
| Brand | iwis |
| Bearing Type | British Standard Roller Chain |
| Material | Carbon Steel |
| Bore (Inner Diameter) | 19.05 mm |
| Outer Diameter | 12.07 mm |
| Width / Thickness | 11.68 mm |
Enquire About the iwis 12B-1
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Technical Datasheet
Download full specifications for 12B-1 — dimensions, load ratings, and material data.
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About the iwis 12B-1
The iwis 12B-1, is a british standard roller chain, featuring a 19.05mm bore, 12.07mm outer diameter, and 11.68mm width, manufactured from carbon steel, and is extended stock at Buy Bearings.
Robust 3/4 inch pitch simplex chain designed for high-load industrial drives and mechanical plant engineering.
Key Specifications
The 12B-1 british standard roller chain is specified with 19.05mm bore (inner diameter), 12.07mm outer diameter, 11.68mm width. The carbon steel construction provides excellent wear resistance and durability in demanding operating conditions.
Common Applications
British Standard Roller Chains are commonly used in:
Why Buy the 12B-1 from Buy Bearings?
- UK-authorised distributor with genuine iwis products
- Expert technical support from our engineering team
- Competitive pricing with fast UK dispatch
- Full technical datasheet and cross-reference support
- 30-day returns on standard products
Frequently Asked Questions
What is a 12B-1 bearing?
The 12B-1 is a iwis British Standard Roller Chain with a 19.05mm bore, 12.07mm outer diameter and 11.68mm width. It is Extended Stock at Buy Bearings.
What are the 12B-1 dimensions?
The 12B-1 measures 19.05mm bore (inner diameter) × 12.07mm outer diameter × 11.68mm width.
Is the 12B-1 in stock?
The 12B-1 is Extended Stock at Buy Bearings. Submit an enquiry or call our sales team for current stock and pricing (POA).
Related & Compatible Bearings
Same british standard roller chain, closest dimensions first — useful if you need a slightly different size or this part is unavailable.
