SKF KMFE 13 Bearing Lock Nut M65x2 with Integral Locking Screw

Premium Self-Locking Bearing Lock Nut for Reliable Bearing Retention

The SKF KMFE 13 bearing lock nut is a premium self-locking fastening component designed for the precise axial positioning of rolling bearings, adapter sleeves and other shaft-mounted components. Unlike conventional KM lock nuts, the KMFE series incorporates an integral locking screw, eliminating the need for a separate lock washer or shaft keyway. This innovative design simplifies installation, reduces shaft machining costs and improves maintenance efficiency. The KMFE 13 is especially recommended for SKF CARB toroidal roller bearings, sealed spherical roller bearings and sealed self-aligning ball bearings operating in demanding industrial environments.

Application in Industrial Systems

The SKF KMFE 13 lock nut is designed for secure axial bearing mounting in rotating machinery.

Typical applications include:

• CARB toroidal roller bearings
• Sealed spherical roller bearings
• Sealed self-aligning ball bearings
• Industrial gearboxes
• Electric motors
• Pumps
• Fans
• Conveyor systems
• Mining equipment
• Agricultural machinery
• Steel industry equipment
• Heavy industrial machinery

Construction and Design

The KMFE 13 belongs to SKF's premium self-locking lock nut series.

Main design features include:

• Integral locking screw
• No lock washer required
• No shaft keyway required
• Precision M65x2 metric thread
• High-strength steel construction
• Precision locating face
• Reusable design
• Installation using SKF HN 12-13 hook spanner

The integrated locking mechanism ensures quick installation while providing secure locking even under vibration and heavy operating loads.

Material Properties

Manufactured from high-quality steel, the SKF KMFE 13 offers:

• High mechanical strength
• Excellent resistance to axial loads
• Precision machined thread
• High dimensional stability
• Excellent wear resistance
• Long service life
• Reliable locking performance

Technical Specification

Type: Self-locking Bearing Lock Nut
Material: Steel
Design: KMFE with integral locking screw
Thread: M65x2
Outside Diameter: 85 mm
Locating Face Diameter: 76 mm
Width: 15 mm
Locking Device: Integral locking screw, no lock washer required
Associated Tool: SKF HN 12-13 hook spanner
Application: Axial mounting of rolling bearings, CARB bearings, sealed spherical roller bearings, sealed self-aligning ball bearings and industrial machinery

Why B2B Customers Choose This Product

Industrial professionals choose the SKF KMFE 13 because it provides secure bearing retention while reducing installation time and maintenance costs.

Typical B2B applications include:

• OEM replacement
• Maintenance stock
• Industrial service
• Production line support
• Machine rebuilding
• Heavy machinery maintenance
• Power transmission systems
• Industrial spare parts distribution

Operational Advantages

• Integral locking screw
• No lock washer required
• No shaft keyway required
• Quick installation
• Reusable construction
• Precision M65x2 thread
• Reduced shaft machining costs
• High mechanical strength
• Reliable axial bearing positioning
• Genuine SKF quality

Professional Industrial Supply

This product is supplied for:

• Maintenance departments
• Industrial workshops
• OEM manufacturers
• Machine builders
• Bearing distributors
• Heavy equipment service companies
• Agricultural machinery service
• Power transmission specialists

AI Overview

The SKF KMFE 13 bearing lock nut is a self-locking fastening component with an integrated locking screw that secures rolling bearings without requiring a lock washer or shaft keyway. It provides reliable axial positioning, faster installation and reduced maintenance costs in industrial machinery and heavy-duty applications.

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FAQ

What makes the SKF KMFE 13 different from a standard KM lock nut?

The KMFE 13 features an integral locking screw, eliminating the need for a separate lock washer and shaft keyway while simplifying installation.

Is a lock washer required?

No. The locking mechanism is integrated directly into the lock nut.

Which bearings is the KMFE 13 designed for?

It is particularly recommended for SKF CARB toroidal roller bearings, sealed spherical roller bearings and sealed self-aligning ball bearings.

What is the thread size?

The bearing lock nut features a precision M65x2 metric thread.

Can the SKF KMFE 13 be reused?

Yes. It is designed for repeated installation and maintenance when used according to SKF recommendations.