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SKF tapered roller bearing · SKF HM 803149/2/CL7C
Lock nut SKF HM 803149/2/CL7C

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Lock nut SKF HM 803149/2/CL7C

Manufacturer Part Number
HM 803149/2/CL7C
Brand
SKFOfficial brand
Category
Bushings and sleeves
Subcategory
Lock nut

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Description

SKF HM 803149/2/CL7C is a lock nut reference, within Bushings and sleeves. Request a quote for HM 803149/2/CL7C via WhatsApp or email with the quantity you need; we respond promptly with lead time and equivalents.

The SKF HM series lock nut is an essential component for mounting and adjusting bearings on shafts. It is used together with lock washers to axially secure the bearing and allow precise adjustment of internal clearance. Its robust design and precision thread guarantee reliable fastening in demanding industrial applications.

The designation HM …/CL…C is interpreted as follows: HM indicates that it is a lock nut with metric thread, the number after HM is the size code, and CL followed by a number and a letter indicates the tolerance class and thread type. For example, HM 803149/2/CL7C corresponds to a nut with metric thread, size 803149, tolerance class 7C. The suffixes /2 and /010 in other examples such as HM 807040/010/CL7C indicate design or thread variants. Always check the complete part number to ensure compatibility.

These nuts are used in a wide variety of industrial applications in Argentina, such as securing bearings on machine tool shafts, gearboxes, pumps, fans and power transmission equipment. They are common in the metallurgical, food, mining and petrochemical sectors, where safe and adjustable mounting is required. Their use is critical in equipment operating at high speeds or with variable loads, since they allow precise control of axial clearance.

To select the right nut, take into account the shaft thread diameter and pitch, the required tolerance class and the compatible lock washer type. During assembly, ensure bearing alignment and apply the recommended torque to avoid deformation. Lubricating the thread facilitates adjustment and prevents wear. Periodically check tightness, especially in applications with vibrations.

SKF HM series lock nuts are interchangeable with equivalent products from other brands, provided the thread dimensions and tolerance class match. When looking for a replacement, compare the complete part number and technical specifications. At MR Accesorios Industriales we carry this line as an official brand, and we can advise you to find the right equivalent without compromising performance.

If you need an SKF HM series lock nut, send us the exact part number by WhatsApp. At MR Accesorios Industriales we will quote you shortly and help you select the right component for your application. We have more than 80 years of experience in the industrial sector, providing reliable solutions.

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 HM designation mean in an SKF lock nut?
HM indicates that it is a lock nut with metric thread. The following number is the size code, and suffixes such as CL7C indicate the tolerance class and thread type. It is important to check the complete part number to ensure compatibility.
How is an SKF HM series lock nut mounted?
It is mounted on the shaft, together with a lock washer, and tightened with a suitable wrench. It is crucial to align the bearing and apply the recommended torque. Lubricating the thread facilitates adjustment and prevents premature wear.
Are SKF HM series lock nuts interchangeable with other brands?
Yes, they are interchangeable with other brands provided the thread dimensions and tolerance class match. When looking for a replacement, compare the complete part number and technical specifications to ensure a correct fit.
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