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Designation system

The designations of SKF bearing accessories follow a system that consists of a product type, size identification and, where applicable, suffixes.

An example and the applicable options for precision lock nuts with locking pins are listed in the following:

Basic bearing designation system
KMT 8
whereKMT =
8 =

Applicable options for precision lock nuts with locking pins

Test Designation 2
Product type
KMT
Precision lock nut with locking pins
KMTA
Precision lock nut with locking pins and with cylindrical outside surface (some with different thread pitch to KMT nuts)

Test Designation 2
Size identification

Listed in the product tables for KMT and KMTA

Catalogue image - Test Designation 3
Suffixes (n.a.)
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