Product page
Lock nut SKF KMTA 20
- Manufacturer Part Number
- KMTA 20
- Brand
- SKFOfficial brand
- Category
- Bushings and sleeves
- Subcategory
- Lock nut
Other brands in this category
- BGL
- EMMAR
Ask us about alternatives. Equivalence is verified for each reference and application.
![]()
We respond promptly.
Request your quote via WhatsApp or email, with the quantity and time frame you need.
Can't find the exact model? Write to us with the part number or model you're looking for: we'll find it and quote it, even if it's not listed in the catalog.
Description
SKF KMTA 20 is a lock nut reference, within Bushings and sleeves. Request a quote for KMTA 20 via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.
The SKF KMTA series lock nut is a precision component used to secure bearings on shafts, especially in applications requiring exact fit and reliable fastening. Its design allows simple mounting and dismounting, facilitating maintenance of rotating equipment. MR Accesorios Industriales carries this series as part of its product line for power transmission and mounting.
The KMTA series designation is interpreted as follows: the letters KMTA identify the nut type, and the number that follows indicates the shaft diameter for which it is designed, expressed in millimeters. For example, KMTA 5 corresponds to a 5 mm shaft, KMTA 7 to 7 mm, and so on. This nomenclature allows quick selection of the right nut according to shaft size. It is important to verify the complete code at the time of inquiry to ensure compatibility.
These nuts are used in a wide variety of industries in Argentina, such as food, metallurgy, petrochemical and mining. They are used in pumps, fans, conveyor belts, machine tools and continuous process equipment. Their main function is to secure bearings on shafts, ensuring they do not move axially and maintaining assembly precision. They are especially useful in applications where access is limited and secure mounting is required.
To select the right KMTA nut, it is essential to know the shaft diameter and the type of bearing to be secured. It is recommended to verify the thread and pitch, as well as the locking method, which may include set screws or safety plates. During mounting, it is crucial to clean the threads and apply the manufacturer-recommended torque to prevent loosening. Lubricating the thread facilitates adjustment and prevents premature wear.
Regarding equivalences and interchangeability, SKF KMTA nuts can be replaced by products from other manufacturers that follow the same dimensional standard. However, it is important to verify tolerances and material to ensure equivalent performance. MR Accesorios Industriales offers alternatives from other recognized brands. Consult our technical team to evaluate the best option for your application.
To obtain a quote for the SKF KMTA series lock nut, simply send the exact code you need via WhatsApp to MR Accesorios Industriales. Remember that we work with the leading brands on the market and can advise you on selecting the right component for your equipment.
This description provides guidance on the product type. Check the configuration and dimensions of this reference.
Dimensions
Dimensions and tolerances: Send us the part number via WhatsApp and we'll confirm dimensions, sealing, and internal clearance against the manufacturer's data sheet.
Frequently Asked Questions
- What does the KMTA designation mean in SKF nuts?
- KMTA is the SKF lock nut series. The number that follows indicates the shaft diameter in millimeters for which it is designed. For example, KMTA 5 is for a 5 mm shaft. This nomenclature facilitates selection according to shaft size.
- How is a KMTA lock nut mounted?
- It is threaded onto the shaft and tightened to the recommended torque. It is important to clean and lubricate the thread before mounting. Then it is locked with the set screws or the safety plate included, depending on the design.
- Are SKF KMTA nuts interchangeable with other brands?
- Yes, as long as they meet the same dimensions and standards. It is recommended to verify tolerances and material. MR Accesorios Industriales can advise you on compatible alternatives for your specific application.

