08B-1
British Standard Roller Chain
08B-1
British Standard Roller Chain
Commonly used 1/2 inch pitch British standard roller chain designed for reliable power transmission in industrial machinery.
Price Match Promise
Found it cheaper elsewhere? We’ll match any UK competitor’s price on bearings in stock — call us before you buy.
Commonly used 1/2 inch pitch British standard roller chain designed for reliable power transmission in industrial machinery.
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) | 12.7mm |
| Outer Diameter (D) | 8.51mm |
| Width (B) | 7.75mm |
| Weight | 0.7kg |
Load & Speed Ratings
| Dynamic Load Rating (Cr) | 17.8kN |
Product Details
| Part Number | 08B-1 |
| Brand | Tsubaki |
| Bearing Type | British Standard Roller Chain |
| Material | Carbon Steel |
| Stock Status | Extended Stock |
Technical Datasheet
Download full specifications for 08B-1 — dimensions, load ratings, and material data.
Tsubaki Technical Resources
Engineering support
Our experienced MRO products specialists are on hand to offer practical solutions to your problems and can assist with an on-site visit.
Call us01709 878282
Frequently Asked Questions
What is a 08B-1 bearing?
The 08B-1 is a Tsubaki British Standard Roller Chain with a 12.7mm bore, 8.51mm outer diameter and 7.75mm width. It is Extended Stock at Buy Bearings.
What are the 08B-1 dimensions?
The 08B-1 measures 12.7mm bore (inner diameter) × 8.51mm outer diameter × 7.75mm width.
Is the 08B-1 in stock?
The 08B-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.
