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FAG super precision bearing · FAG LOCKNUT-SOCKET-KM8
FAG LOCKNUT-SOCKET-KM8 super precision bearing

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FAG LOCKNUT-SOCKET-KM8 super precision bearing

Manufacturer part numberLOCKNUT-SOCKET-KM8Also known as: LOCKNUTSOCKETKM8 · LOCKNUT SOCKET KM8
Brand
FAG
Category
Bearings
Subcategory
Special bearings
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Description

FAG LOCKNUT-SOCKET-KM8 belongs to super precision bearing, part of our Bearings range. Tell us how many you need by WhatsApp or email and we'll get back to you promptly with a quote for LOCKNUT-SOCKET-KM8 and any equivalents.

When a slotted lock nut sits on a shaft or inside a housing, a standard wrench usually will not reach it. The KM lock nut socket solves that: a tubular tool made to grip the nut slots and take the tightening or loosening force without marking the nut. This line comes from FAG, one of the bearing brands MR Industrial Accessories LLC supplies to maintenance and purchasing teams in the United States and Latin America.

Reading the code is the first step. Every reference starts with LOCKNUT-SOCKET followed by KM and a number, as in LOCKNUT-SOCKET-KM0, LOCKNUT-SOCKET-KM1 or LOCKNUT-SOCKET-KM2. That number is a size reference, not a diameter, so it has to be checked against the KM nut series table to confirm which nut it fits. Send the full part number and the team will confirm the match.

These sockets show up wherever bearings are mounted and removed often: machine tools, pumps, gearboxes, fans and transmission equipment, plus grinding shops and plant maintenance departments. Used correctly, the socket keeps the nut square and undamaged, which matters because a deformed nut can transfer load into the bearing or the shaft seating during assembly.

Selection starts with the nut, not the tool. Identify the KM nut you are tightening, then confirm the socket seats fully in the slots with no play and accepts the torque wrench or square drive you plan to use. Tighten to the torque the bearing manufacturer specifies, check that the nut is seated, and skip homemade adapters or shims, which can round the slots and ruin the nut.

Sockets in this KM pattern are generally interchangeable between brands when size and drive type line up, so a comparison is usually a matter of confirming those two details. FAG covers bearings and mounting accessories, and the KM line sits alongside other mounting tools. MR Industrial Accessories LLC supplies this brand within its bearings and accessories range; share the part number and the team will help you compare options.

To get a quote, send the complete part number through WhatsApp or email. If you do not have it, tell the team which KM nut you need to tighten and they will help identify the right model and suggest equivalents where they exist.

Dimensions

Dimensions and tolerances: Message us the part number on WhatsApp and we'll verify its dimensions and version with the manufacturer's datasheet.

Frequently asked questions

How do I find the right lock nut socket for my KM nut?
Start with the KM nut number you are tightening; the socket must match it. If that number is not clear, send the nut part number or the shaft diameter and the team will point you to the correct model.
Can it tighten lock nuts from other bearing brands?
In most cases yes, provided the nut is the KM type and the size and drive match. The KM pattern is standard in shape and drive, so sockets are commonly interchangeable across bearing brands.
What should I watch out for when using it?
Make sure it sits fully in the slots, avoid striking it, and never run it with loose adapters. Use the recommended torque and store it clean and free of impact damage so it stays true and keeps protecting the nut and bearing.
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