Bearings
Needle Roller Bearings
Drawn Cup
TLAM & BK Series Drawn Cup Needle Bearings
Quick Code: BB-516111
BK0408 T2 NTN Drawn Cup Roller Bearing with Closed End
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Product Specification
Brand
NTN
Cage
Polyamide cage
Inside Dia (Fw)
4mm
Lubrication hole
Without lubrication groove
Needle rows
Single-row bearing
Outside Dia (D)
8mm
Seal
None, open bearing
Temperature range
-20 to +120 °C
Width (C)
8mm
Reference
BK0408T2
Additional Reference:
10124461
Quick Order Code
BB-516111
Product Description
The BK0408 T2 NTN Drawn Cup Roller Bearing is a precision-engineered needle roller bearing designed for compact, high-performance applications. This specialized bearing features a unique closed-end design that provides exceptional protection and reliability in demanding industrial environments.
Key Technical Specifications:
- Brand: NTN
- Inner Diameter: 4mm
- Outer Diameter: 8mm
- Width: 8mm
- Cage Material: Polyamide
- Needle Rows: Single-row bearing
- Temperature Range: -20°C to +120°C
Outstanding Features:
- Completely closed outer ring design prevents dust, dirt, and debris ingress
- Prevents grease leakage
- Lightweight construction with efficient load-bearing capacity
- Low section height for compact mechanical designs
- Shell-type outer ring that is accurately drawn, carburized, and quenched
- Open bearing configuration without lubrication groove
Ideal Applications:
- Automotive components
- Small electrical motor assemblies
- Precision mechanical systems
- Robotics and automation machinery
- Compact mechanical devices requiring minimal space
Primary Benefits:
- Perfect shaft end closure
- No requirement for additional axial positioning fixtures
- Highly compact and space-efficient design
- Cost-effective solution for mass-produced equipment
The BK0408 T2 NTN Drawn Cup Roller Bearing offers an economical and reliable solution for engineers and designers seeking a high-performance needle roller bearing with excellent environmental protection and versatile application potential. Its robust design and compact form factor make it an ideal choice for precision engineering applications that demand reliability and efficiency.

