SKF NKX 12 Z 12 mm ID Roller Bearing Needle Roller, Thrust Ball, 21 mm OD

Subtotal (1 unit)*

$190.93

(exc. GST)

$210.02

(inc. GST)

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RS Stock No.:
463-829
Mfr. Part No.:
NKX 12 Z
Brand:
SKF
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Brand

SKF

Product Type

Roller Bearing

Inside Diameter

12mm

Race Width

23mm

Standards/Approvals

RoHS

Limiting Speed

7500rpm

Bearing Material

Bearing Steel

Static Load Rating

12kN

Series

NKX 12 Z

Outside Diameter

21mm

Dynamic Load Rating

9.13kN

Bearing Type

Needle Roller, Thrust Ball

COO (Country of Origin):
SK

SKF NKX 12 Z Series Roller Bearing, 12mm Inside Diameter, 21mm Outside Diameter - NKX 12 Z


This roller bearing provides combined needle roller and thrust ball functionality for assemblies requiring Compact axial and radial support. It is constructed from bearing steel and designed for use where controlled rotational speeds and load management are needed, complying with RoHS environmental standards.

Features and Benefits:


• Static capacity of 12 kN delivers strong resistance to stationary loads
• Dynamic capacity of 9.13 kN supports sustained operational forces
• 7,500 r/min limiting speed enables high-speed rotational applications
• 23 mm race width improves axial alignment under thrust conditions
• 21 mm outside diameter allows Compact housing integration

Applications


• Suitable for transmissions requiring axial thrust and radial support
• Ideal for Compact gearboxes with limited bore space
• Used for rotary joints where mixed load types occur
• Can be used for industrial actuators needing high-speed rotation
• Suitable for machine-tool components with frequent directional loads

What material ensures longevity under repeated stress?


The internal rolling elements and races are MADE from bearing steel to provide wear resistance and fatigue strength.

How does the bearing cope with combined load directions?


It integrates needle rollers for radial support and a thrust ball arrangement to handle axial forces within the same unit.

What mounting bore should be considered for installation?


The unit fits an inside diameter of 12 mm and requires a compatible shaft tolerance for secure seating.

Are there environmental restrictions for its use?


The design meets RoHS requirements, indicating the absence of restricted hazardous substances in its materials.

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