NTN NJ311 55 mm ID Roller Bearing, 120 mm OD

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₩257,575.04

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  • 2026년 3월 30일 부터 배송
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RS 제품 번호:
698-528
제조사 부품 번호:
NJ311
제조업체:
NTN
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모두 선택

브랜드

NTN

Product Type

Roller Bearing

Inside Diameter

55 mm

Race Width

29mm

Bore Type

Cylindrical

Cage Material

Steel

Bearing Material

Steel

Limiting Speed

7000rpm

Maximum Speed - Grease

35400°/s

Maximum Speed - Oil

42000°/s

End Type

Open

Dynamic Load Rating

123000N

Outside Diameter

120 mm

Internal Clearance

CN

Series

NJ

Static Load Rating

111000N

Number of Rows

1

제외

COO (Country of Origin):
JP
The NTN Single row cylindrical roller bearing is engineered for precision and durability in managing axial loads, making it an exceptional choice for industries requiring reliable rotational motion. With its separable design and pressed steel cage, this bearing not only facilitates ease of assembly but also ensures optimal performance under varying loads and temperatures. Its robust construction, with an internal diameter of 55 mm and an external diameter of 120 mm, allows for seamless integration into applications, enhancing operational efficiency and longevity. Suitable for both oil and grease lubrication, this bearing performs admirably across a range of operating conditions, maintaining functionality in extreme temperatures.

Separable design simplifies installation and maintenance

Manufactured with a pressed steel cage for enhanced durability

Optimised for axial load handling, ensuring reliability in demanding applications

Dynamic load rating of 123,000,000 mN supports heavy-duty operations

Static load rating of 111,000,000 mN provides stability under stationary conditions

Fatigue limit load of 13,600,000 mN offers increased lifespan under cyclic loading

Oil lubrication limit speed of 42,000 °/s enhances efficiency for high-speed applications

Grease lubrication limit speed of 35,400 °/s offers flexibility for various lubrication methods

Robust operating temperature range facilitates performance in extreme conditions

Compact dimensions with a mass of 1.515 kg ensure easy integration into machinery

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