The Needle Roller Inner Ring LR40X45X16,5 – 40X45X16,5 by MTB is a precision-engineered component designed for industrial applications requiring high load capacities and compact dimensions. With exact measurements of 40 mm bore diameter, 45 mm outer diameter, and 16.5 mm in width, this inner ring is an essential part of needle roller bearings, typically used in gearboxes, automotive transmissions, and various machinery where space constraints and high rotation speeds are a concern.
Technical specifications
| Specification | Value |
| Bore diameter (d) | 40 mm |
| Outer diameter (D) | 45 mm |
| Width (B) | 16.5 mm |
| Basic dynamic load rating (C) | Not specified |
| Basic static load rating (C0) | Not specified |
| Limiting speed | Not specified |
| Ring material | Chrome steel 100Cr6 |
| Precision class | P0 / ABEC-1 |
| Internal clearance | CN |
Technical advantages
The Needle Roller Inner Ring LR40X45X16,5 offers several technical benefits that enhance its performance in demanding applications:
- Manufactured from robust chrome steel 100Cr6, ensuring a rolling-contact fatigue life exceeding 107 cycles.
- Precision class P0 / ABEC-1, suitable for general-purpose applications.
- Standard CN radial clearance, providing optimal fit for applications without preload.
- Compact dimensions allow for integration in space-limited assemblies.
- Designed to support high radial loads in combination with needle roller bearings.
Typical applications
The Needle Roller Inner Ring LR40X45X16,5 is ideal for use in a variety of industrial sectors and machinery types:
- Automotive transmissions and gearboxes
- Industrial gearboxes for heavy machinery
- Printing machinery and equipment
- Textile machinery and looms
- Heavy-duty construction equipment
Availability and ordering
Eurobearing.eu is your specialized B2B supplier for mechanical components, offering fast availability of the Needle Roller Inner Ring LR40X45X16,5-ECO. For bulk quantities, request a quote directly on our website. Click “Add to Cart” to streamline your purchasing process.
