KM Lock Nut

KM & KML Lock Nuts – JAYCO®

Metric Thread Lock Nuts for Secure Bearing Positioning

JAYCO® KM and KML Lock Nuts are precision-engineered fastening components used to accurately locate and secure bearings on shafts. Designed with metric threads and evenly spaced spanner slots, these lock nuts provide a simple, stable, and reliable locking solution when used in combination with lock washers.

Manufactured to international dimensional standards, JAYCO KM and KML lock nuts are suitable for repeated use and are widely applied in bearing mounting and power transmission assemblies.

Design Features & Advantages of JAYCO KM / KML Lock Nuts

Metric Thread Design
Manufactured with precision metric threads to ensure accurate shaft fitment and secure bearing location.

Four Spanner Slots
Four equally spaced slots around the circumference allow easy tightening and loosening using standard hook spanners.

Lock Washer Compatibility
Designed to be locked using a matching lock washer to prevent unintentional loosening during operation.

Simple, Stable & Reliable Fastening
Provides secure axial positioning of bearings, sleeves, and other components in rotating assemblies.

Easy Installation & Removal
Straightforward mounting and dismounting process reduces maintenance time and effort.

Reusable Design
Lock nuts can be reused multiple times, provided they are undamaged; only the lock washer needs replacement.

Wide Size Range Availability
Available for metric thread sizes from M10 × 0.75 to M200 × 3, covering sizes 0 to 40.

High-Quality Steel Construction
Manufactured from premium-grade steel to ensure strength, durability, and long service life.

Applications of JAYCO KM & KML Lock Nuts

Bearing mounting on shafts

Adapter sleeves and withdrawal sleeves

Gearboxes and power transmission systems

Industrial machinery and rotating equipment

Heavy-duty and precision engineering applications

JAYCO® – Precision Bearing Accessories Engineered for Secure Performance.
For inquiries related to KM & KML Lock Nuts, Lock Washers, and Bearing Accessories, contact JAYCO today.