Lock nuts are used to locate bearings onto a shaft. Additionally, they can be used to mount bearings with a tapered bore onto tapered shaft seats or adapter sleeves, and to dismount bearings from withdrawal sleeves. They are also frequently used to secure gears, belt pulleys, and other machine components. SKF lock nuts are available with a variety of methods for locking the nut onto a shaft.
| G |
Tr 420×5
|
Thread |
|---|---|---|
| d3 |
490 mm
|
Outside diameter |
| B |
52 mm
|
Width |
| d1 |
462 mm
|
Diameter locating side face |
| d2 |
439 mm
|
Pitch diameter threaded holes for locking clip |
| B3 |
10 mm
|
Stand-out of locating face |
| B5 |
66 mm
|
Width including locking clip |
| b |
32 mm
|
Width locating slot |
| h |
14 mm
|
Depth locating slot |
| Mass lock nut |
18.2 kg
|
| Associated spanner |
TMFN 64-80
|
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