
TIMKEN JLM506811 tapered roller bearing cup
- Brand
- TIMKEN
- Category
- Bearings
- Subcategory
- Tapered roller bearings
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Description
TIMKEN JLM506811 belongs to tapered roller bearing cup, part of our Bearings range. Tell us how many you need by WhatsApp or email and we'll get back to you promptly with a quote for JLM506811 and any equivalents.
The cup is the outer ring of a tapered roller bearing that can be removed. It sits in the housing and provides the raceway for the rollers; when paired with the cone (the inner ring that carries the rollers and cage), it forms a complete bearing. The TIMKEN JLM series handles combined radial and axial loads where rigidity is important. MR Industrial Accessories supplies this line.
The JLM series code breaks down into two parts: letters indicate the size family, and the following number gives the nominal size. For example, JLM104910, JLM104914, JLM506810, JLM506811, JLM508710, JLM704610, JLM710910 and JLM714110 show that the first two digits of the number often match between the cup and cone of the same assembly. The final suffixes tell apart cup variants within that family. Always use the complete part number when selecting a cup.
These cups appear in equipment where shafts take radial and axial load simultaneously: gearboxes, conveyor belts, road machinery, earthmoving equipment, mills, pumps and industrial drives. The JLM series covers a range of medium sizes, common when replacing assemblies built with a cone and cup from the same family.
Selection starts with the full part number of the bearing or cup being replaced. Make sure the cone and cup belong to the same family; mixing different series changes the contact and reduces service life. During mounting, the cup is press-fitted into the housing and must be fully seated and aligned; the cone goes on the shaft. Follow the recommended axial clearance, lubricate for the operating conditions and check alignment of the assembly.
TIMKEN is a well-known name in tapered rollers, and MR Industrial Accessories supplies it. For replacement, always cross-reference by dimensions and assembly type, not just by brand: different designations can point to the same size. If you need an equivalent, send the original part number and we will suggest a compatible alternative. Interchangeability depends on matching outer diameter, width and contact angle.
If you have the part number of the cup or of the complete bearing, send it via WhatsApp to MR Industrial Accessories and we will quote it promptly. We can also help you identify the cup from housing dimensions or from the cone you already have. We handle technical bearing inquiries for workshops, plants and fleets across the United States and in several Latin American countries.
Dimensions
- Bore
- 55.000 mm
Frequently asked questions
- What is the difference between the cup and the cone of a tapered roller bearing?
- The cup is the removable outer ring that mounts in the housing. The cone is the inner ring with rollers and cage that goes on the shaft. They are replaced as a set: if you change one, check that the other is in good condition and from the same family.
- How do I know which TIMKEN cup my equipment needs?
- Use the part number marked on the original cup or cone. If it is not readable, measure the outer diameter, width and angle, or send us the equipment details. We will then provide the compatible reference and quote via WhatsApp.
- Can I combine a JLM cup with a cone from another series?
- It is not advisable. The cup and cone of the same family are designed to work together: contact angle and tolerances must match. Mixing series can cause noise, overheating and premature wear. Consult us before assembling parts with different designations.

