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Cylindrical roller bearing

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Characteristics and advantages

Low friction (roller end face/edge contact area)

The open edge design, as well as the roller end design and surface finish, promote the lubricating oil film, thereby reducing friction and bringing higher basic rated load.

long service life

The logarithmic curve profile of the roller reduces the edge stress at the contact between the roller and the raceway, as well as the sensitivity to misalignment and axial deflection.

Improve operational reliability

The surface treatment of the contact surface between the roller and the raceway is beneficial for the formation of a hydrodynamic lubricating oil film.

Separable and interchangeable

The separation components of cylindrical roller bearings are interchangeable. This facilitates installation, disassembly, maintenance, and inspection.

High speed capability

The cage design is suitable for high speed, rapid acceleration, and maximum load.

Model Inside diameter Outside diameter Thickness Basic rated dynamic load Limiting Speeds Hole width
[mm] [mm] [mm] (kN) [r/min] [mm]
NNC 4838 CV 190 240 50 358 750 1100
NNC 4938 CV 190 260 69 605 1290 1100
NNCF 4938 CV 190 260 69 605 1290 1100
NNCL 4838 CV 190 240 50 358 750 1100
NNF 5038 ADA-2LSV 190 290 136 1190 2200 ——
319440 B-2LS 200 270 80 627 1370 ——
NNC 4840 CV 200 250 50 369 800 1100
NNC 4940 CV 200 280 80 704 1500 1000
NNCF 4940 CV 200 280 80 704 1500 1000
NNCF 5040 CV 200 310 150 1680 3050 950
NNCL 4940 CV 200 280 80 704 1500 1000
NNF 5040 ADA-2LSV 200 310 150 1450 2900 ——
319444 B-2LS 220 300 95 880 1860 ——
NNC 4844 CV 220 270 50 352 865 1000
NNC 4944 CV 220 300 80 737 1600 950
NNCF 4944 CV 220 300 80 737 1600 950
NNCF 5044 CV 220 340 160 2010 3600 850
NNCL 4944 CV 220 300 80 737 1600 950
NNF 5044 ADA-2LSV 220 340 160 1610 3100 ——
319448 B-2LS 240 320 95 952 2040 ——
NNC 4848 CV 240 300 60 539 1290 900
NNCF 4848 CV 240 300 60 539 1290 900
NNCF 4948 CV 240 320 80 781 1760 850
NNCF 5048 CV 240 360 160 2120 3900 800
NNCL 4848 CV 240 300 60 539 1290 900

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E-mail

su@akmibearing.com

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