FAG KM17

FAG KM17 Lock Nut

Description

The FAG KM17 is a precision-engineered lock nut, also known as a shaft nut or bearing nut, designed for securing bearings and other components onto a shaft. Manufactured according to DIN 981 standards, it provides reliable axial location and simplifies mounting and dismounting operations. Its robust steel construction ensures durability and performance in demanding industrial environments.

Specifications

• Thread: M85x2
• Outside Diameter: 110 mm
• Width: 16 mm
• Material: Steel
• Standard: DIN 981

Label Info

• Manufacturer: FAG
• Model: KM17
• EAN: 4012801052580

Application

This lock nut is widely used in mechanical engineering, automotive, and heavy machinery for fastening bearings on cylindrical seats of shafts or on adapter and withdrawal sleeves. It is typically used in conjunction with a corresponding lock washer (e.g., MB17) to prevent loosening due to vibration or operational loads.

Country of Origin

Made in Taiwan.

CO2 Impact

Choosing this component saves approximately 0.9 kg of CO2 compared to manufacturing a new one, contributing to a more sustainable industrial practice.

Availability

This item is in stock and available for immediate dispatch. Order now from spareparts2day for expert support and fast delivery.

FAQ

What is the correct locking device for a KM17 nut?

A KM17 lock nut is typically secured with an MB17 lock washer. The washer tab is bent into one of the slots on the nut’s circumference to prevent it from loosening.

What is the standard material for a FAG KM17 lock nut?

FAG KM lock nuts are generally manufactured from steel with a tensile strength of at least 350 N/mm^2, ensuring high durability and resistance to deformation under load.

Can this nut be reused after disassembly?

Yes, provided the threads and the overall structure are undamaged. Always inspect the nut for signs of wear, thread galling, or cracking before reusing it in a critical application.

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Last Update: Friday, March 13, 2026