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NTN KM23 steel locknut with metric threads for securing bearings onto adapter sleeves. Precision-machined threads provide reliable axial locking in industrial machinery applications.
MODEL KM23
$83.73 Each
Prices are subject to change
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Returnable:No
b (in)
0.4724
B (in)
0.7480
Bore No of Adapter
23
Bore No. of Adapter
23
Bore Size
4.5276 in
d1
5.3937 in
d2
5.9055 in
d6
4.5669 in
G
M115x2
g (in)
5.5118
Grade
Standard
h (in)
0.1969
Locking Type
Locknut
Material
Steel
Mating Lockwasher
AW23
Number of Slots
4
O.D.
150 mm
r1 max
0.0276 in
Thread Pitch
0.0787 in
Type
Locknut
Width
19 mm
Technical Specifications
Type | Locknut |
Locking Type | Locknut |
Material | Steel |
Mating Lockwasher | AW23 |
Grade | Standard |
Bore No. of Adapter | 23 |
Weight | 2.227 lb1.010 kg |
Dimensional Specifications
| |
Bore Size | 4.5276 in115.000 mm |
d2 | 5.9055 in150.000 mm |
d1 | 5.3937 in137.000 mm |
B | 0.7480 in19.000 mm |
G | M115x2 |
b | 0.4724 in12.000 mm |
h | 0.1969 in5.000 mm |
Number of Slots | 4 |
g | 5.5118 in140.000 mm |
d6 | 4.5669 in116.000 mm |
r1 max | 0.0276 in0.700 mm |
Thread Pitch | 0.0787 in2.000 mm |
How do I choose the right type of bearing for my application?
Start with the load and how it’s applied. You need to know if you’re dealing with radial loads, axial loads, or a mix of both. Then look at speed, operating environment, and space constraints. For example, ball bearings are great for high speed and lighter loads, while roller bearings handle heavier loads but usually at lower speeds. If there’s contamination, moisture, or heat involved, you may need sealed bearings or specific materials. In most cases, the right choice comes down to matching load type, speed, and environment to the bearing design.