Page 1093 - Rollingbearings

Designs and variants
Table 1
SKF industrial lock nuts

KM, KML, HM .. T, AN and N HM and HME N KMFE KMK
Lock nuts with a lock washer Lock nuts with a locking clip Lock nuts with a locking plate Lock nuts with an integral Lock nuts with an integral
locking screw locking device

KM and KML: thread 220 to 1 120 mm thread 9 442 to 37 410 in thread 20 to 200 mm thread 10 to 100 mm
thread 10 to 200 mm (sizes 44 to /1120) (sizes 056 to 950) (sizes 4 to 40) (sizes 0 to 20)
(sizes 0 to 40)
HME design lock nuts are These lock nuts are not These lock nuts are not
HM .. T: not listed in this catalogue, listed in this catalogue, but listed in this catalogue, but
thread 210 to 280 mm but can be found online at can be found online at can be found online at
(sizes 42 to 56) skf com/go/17000-25-3 skf com/go/17000-25-8 skf com/go/17000-25-5

AN and N:
thread 0 391 to 8 628 in
(sizes: N 00 to N 14,
AN 15 to AN 40 and
N 022 to N 044)
These lock nuts are not
listed in this catalogue, but
can be found online at
skf com/go/17000-25-8

A simple, stable and reliable A simple, stable and reliable A simple, stable and reliable Fastened with an integral Fastened with a threaded
fastening element fastening element fastening element locking screw and front face steel insert and a grub
adapted for use with certain screw
CARB and sealed bearings

Reusable with new locking Reusable with new locking Reusable with new locking Reusable Reusable
device device device

Simple to install and Simple to install and Simple to install and Simple to install and robust Simple to install
remove remove remove locking
Keyway in shaft thread Keyway in shaft thread Keyway in shaft thread For shaft threads without For shaft threads without
required for lock washer required for locking clip required for locking plate keyways keyways

Locking principle

Locks with a separate lock Locks with a separate lock- Locks with a locking plate Locks by tightening the Locks by tightening the
washer engaged in a key- ing clip that is attached to that engages with a keyway grub screw to press the lock grub screws to press a
way in the shaft thread and the nut and engages with a in the shaft thread and is nut thread against the shaft threaded steel insert in the
having a tab that is bent keyway in the shaft thread secured to the nut by two thread lock nut against the shaft
over into one of the slots in and one of the slots in the screws and locking wire thread
the nut nut 25

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