
SKF KMT 40 lock nut
- Brand
- SKF
- Category
- Bushings and sleeves
- Subcategory
- Lock nut
We respond promptly.
Request your quote via WhatsApp or email, with the quantity you need.
Other brands in this category
Ask us about alternatives. Equivalence is verified for each reference and application.
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 KMT 40 is a reference of lock nut, within Bushings and sleeves. Request a quote for KMT 40 via WhatsApp or email with the quantity you need; we respond promptly with the quote and equivalents.
The SKF KMT series lock nut is a precision component used to secure bearings with a tapered bore to shafts, with safe retention and exact adjustment. Its design allows simple mounting and dismounting, making maintenance of rotating equipment easier. It is ideal for applications requiring reliable and repeatable retention.
The designation KMT followed by a number indicates the size and characteristics of the nut. For example, KMT 0, KMT 1, KMT 2, etc., where the number is the thread size code. Suffixes may indicate variants in thread pitch or design, but they always refer to the standard SKF lock nut series. This nomenclature allows quick identification of the right part for each application.
These nuts are used in a wide variety of industries in Argentina, such as food, metallurgy, petrochemical and mining. They are common in pumps, fans, conveyor belts and machine tools, where bearings must be mounted with controlled interference. Their use makes axial and radial adjustment easier, ensuring bearing service life and reducing vibration.
To select the correct nut, it is essential to consider the shaft diameter, the thread type and the locking method. Mounting requires clean surfaces, adequate lubrication and application of the recommended tightening torque. Alignment with the bearing and the use of appropriate tools, such as hook spanners, are key to avoiding damage. Careful mounting extends the life of the assembly.
As for equivalents, SKF KMT nuts can be interchanged with products from other brands that follow the same dimensional and thread standard. However, it is important to verify the technical specifications and material quality, since not all brands offer the same performance. MR Accesorios Industriales sells the SKF brand.
To request a quote for the SKF KMT series lock nut you need, simply send the part number via WhatsApp to MR Accesorios Industriales. Our technical team will advise you so you choose the right option for your application. At MR we provide reliable solutions for bearing mounting.
Dimensions
Dimensions and tolerances: Send us the part number via WhatsApp and we'll confirm the dimensions and version against the manufacturer's data sheet.
Frequently Asked Questions
- What does the number in the KMT designation mean?
- The number indicates the nut size, related to the shaft diameter and thread pitch. For example, KMT 0 corresponds to a small size, while higher numbers are for larger shafts. Always check the manufacturer's dimension table.
- How is a KMT lock nut mounted?
- It is placed on the shaft thread, tightened with a hook spanner and the recommended tightening torque is applied. It is important to lubricate the thread and ensure the bearing is correctly seated before locking.
- Are SKF KMT nuts interchangeable with other brands?
- They can be interchangeable if they meet the same dimensions and thread standards. However, it is recommended to verify quality and material, since they can vary between manufacturers. Always consult the technical specifications.

