NTN Bearing

NTN 4-Row Cylindrical Roller Bearings 4R2832

NTN Bearing

Since the rollers of the cylindrical roller bearings make line contact with the raceways, these bearings can support heavy radial loads and are suitable for high speed operation.

Assembly and disassembly are comparatively easy even if the inner or outer ring requires a shrink fit, as the bearing is a separation type.

Cylindrical roller bearings are classified as single row, double row and four row type, according to how many rollers are used.

 

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NTN 4-Row Cylindrical Roller Bearings 4R2832:

1) The bearings are mainly used in the roll necks of steel rolling mills and designed so that the load rating is maximized in the allowable space of the roll neck part.
2) The cage types include a comb type cage and a pin type cage (that uses hollow rollers). The pin type cage maximizes the number of rollers for high load capacity.
3) Carburizing (case hardened) steel is used in some cases to prevent inner ring cracks and to improve shock resistance.
4) Consult us for bearing internal clearance and fits to be used for back-up rolls of rolling mills.
5) There are many varieties of these bearings, including bearings which are sealed, have tapered bores, designed for high speed, have creep prevention, etc. Contact us for further
details.

ย  ย  ย  ย  ย  ย  ย  ย  ย  ย  ย  ย  ย  Boundary dimensions

mm

dynamic

kN

Basic load ratings
staticย ย ย ย ย ย ย ย ย ย  dynamic
kgf
ย ย ย ย  Bearing
numbers
dDย ย ย ย ย ย ย ย ย ย ย ย ย ย ย ย B1ย  ย  ย  ย  ย  ย C1ย  ย  ย  ย  rs minย  ย  ย rlsCrCorCrCor
100150ย ย ย ย ย ย ย ย ย ย ย  74ย ย ย ย ย ย ย ย ย ย ย  74ย ย ย ย ย ย ย  2ย ย ย ย ย ย ย ย ย ย ย  226251026,70052,500ย ย ย  4R2035
120180ย ย ย ย ย ย ย ย ย ย ย  92ย ย ย ย ย ย ย ย ย ย ย  92ย ย ย ย ย ย ย  2.5ย ย ย ย ย ย ย ย  2.540078540,50080,000ย ย ย  4R2437
180ย ย ย ย ย ย ย ย ย  105ย ย ย ย ย ย ย ย ย  105ย ย ย ย ย ย ย  2.5ย ย ย ย ย ย ย ย  2.544585545,50087,000ย ย ย  4R2438
130200ย ย ย ย ย ย ย ย ย  104ย ย ย ย ย ย ย ย ย  104ย ย ย ย ย ย ย  2.5ย ย ย ย ย ย ย ย  2.549095549,50097,000ย ย ย  4R2628
140190ย ย ย ย ย ย ย ย ย  119ย ย ย ย ย ย ย ย ย  119ย ย ย ย ย ย ย ย  1.5ย ย ย ย ย ย ย ย  1.54951,19050,500121,000ย ย ย  4R2832
210ย ย ย ย ย ย ย ย ย  116ย ย ย ย ย ย ย ย ย  116ย ย ย ย ย ย ย  2.5ย ย ย ย ย ย ย ย  2.55101,03052,000105,000ย ย ย  4R2823
145210ย ย ย ย ย ย ย ย ย  155ย ย ย ย ย ย ย ย ย  155ย ย ย ย ย ย ย  2.5ย ย ย ย ย ย ย ย  2.57051,64071,500168,000ย ย ย  4R2906
225ย ย ย ย ย ย ย ย ย  156ย ย ย ย ย ย ย ย ย  156ย ย ย ย ย ย ย  2.5ย ย ย ย ย ย ย ย  2.58101,75082,500178,000ย ย ย  4R2904
220ย ย ย ย ย ย ย ย ย  127ย ย ย ย ย ย ย ย ย  120ย ย ย ย ย ย ย  2.5ย ย ย ย ย ย ย ย  2.56151,28063,000130,000ย ย ย  4R3036
220ย ย ย ย ย ย ย ย ย  150ย ย ย ย ย ย ย ย ย  150ย ย ย ย ย ย ย  2.5ย ย ย ย ย ย ย ย  2.57501,64076,500168,000ย ย ย  4R3031
220ย ย ย ย ย ย ย ย ย  150ย ย ย ย ย ย ย ย ย  150ย ย ย ย ย ย ย  2.5ย ย ย ย ย ย ย ย  2.57501,64076,500168,000ย ย ย  4R3056
150230ย ย ย ย ย ย ย ย ย  130ย ย ย ย ย ย ย ย ย  130ย ย ย ย ย ย ย  2.5ย ย ย ย ย ย ย ย  2.57251,52073,500155,000ย ย ย  4R3029
230ย ย ย ย ย ย ย ย ย  156ย ย ย ย ย ย ย ย ย  156ย ย ย ย ย ย ย  2.5ย ย ย ย ย ย ย ย  2.59302,04095,000208,000ย ย ย  4R3040
230ย ย ย ย ย ย ย ย ย  168ย ย ย ย ย ย ย ย ย  168ย ย ย ย ย ย ย  2ย ย ย ย ย ย ย ย ย ย ย  28451,95086,000199,000ย ย ย  4R3042
250ย ย ย ย ย ย ย ย ย  150ย ย ย ย ย ย ย ย ย  150ย ย ย ย ย ย ย  2.5ย ย ย ย ย ย ย ย  2.58851,64090,500167,000ย ย ย  4R3039
151.5230ย ย ย ย ย ย ย ย ย  168ย ย ย ย ย ย ย ย ย  168ย ย ย ย ย ย ย ย  1.5ย ย ย ย ย ย ย ย  2.58502,06087,000210,000ย ย ย  4R3033K
220ย ย ย ย ย ย ย ย ย  180ย ย ย ย ย ย ย ย ย  180ย ย ย ย ย ย ย  2.5ย ย ย ย ย ย ย ย  2.59202,49093,500254,000ย ย ย  4R3224
230ย ย ย ย ย ย ย ย ย  130ย ย ย ย ย ย ย ย ย  130ย ย ย ย ย ย ย  2.5ย ย ย ย ย ย ย ย  2.56651,34068,000136,000ย ย ย  4R3226
230ย ย ย ย ย ย ย ย ย  168ย ย ย ย ย ย ย ย ย  168ย ย ย ย ย ย ย  2.5ย ย ย ย ย ย ย ย  2.59152,17093,500222,000ย ย ย  4R3232
160230ย ย ย ย ย ย ย ย ย  168ย ย ย ย ย ย ย ย ย  168ย ย ย ย ย ย ย  2.5ย ย ย ย ย ย ย ย  2.58952,20091,500225,000ย ย ย  4R3229
230ย ย ย ย ย ย ย ย ย  168ย ย ย ย ย ย ย ย ย  168ย ย ย ย ย ย ย  2.5ย ย ย ย ย ย ย ย  2.58952,21091,000225,000ย ย ย  4R3231
230ย ย ย ย ย ย ย ย ย  180ย ย ย ย ย ย ย ย ย  180ย ย ย ย ย ย ย  2.5ย ย ย ย ย ย ย ย  2.59202,49093,500254,000ย ย ย  4R3228
240ย ย ย ย ย ย ย ย ย  170ย ย ย ย ย ย ย ย ย  170ย ย ย ย ย ย ย  2ย ย ย ย ย ย ย ย ย ย ย  2.59802,290100,000234,000ย ย ย  4R3225
230ย ย ย ย ย ย ย ย ย  120ย ย ย ย ย ย ย ย ย  120ย ย ย ย ย ย ย  2.5ย ย ย ย ย ย ย ย  2.56201,52063,000155,000ย ย ย  4R3426
230ย ย ย ย ย ย ย ย ย  120ย ย ย ย ย ย ย ย ย  120ย ย ย ย ย ย ย  2ย ย ย ย ย ย ย ย ย ย ย  26201,52063,000155,000ย ย ย  4R3443
240ย ย ย ย ย ย ย ย ย  156ย ย ย ย ย ย ย ย ย  156ย ย ย ย ย ย ย  2.5ย ย ย ย ย ย ย ย  2.59052,17092,500222,000ย ย ย  4R3429
170240ย ย ย ย ย ย ย ย ย  160ย ย ย ย ย ย ย ย ย  160ย ย ย ย ย ย ย  2.5ย ย ย ย ย ย ย ย  2.59052,18092,000222,000ย ย ย  4R3423
250ย ย ย ย ย ย ย ย ย  168ย ย ย ย ย ย ย ย ย  168ย ย ย ย ย ย ย  2.5ย ย ย ย ย ย ย ย  2.59702,22099,000226,000ย ย ย  4R3432
250ย ย ย ย ย ย ย ย ย  168ย ย ย ย ย ย ย ย ย  168ย ย ย ย ย ย ย  2.5ย ย ย ย ย ย ย ย  2.51,0302,390105,000243,000ย ย ย  4R3428
255ย ย ย ย ย ย ย ย ย  180ย ย ย ย ย ย ย ย ย  180ย ย ย ย ย ย ย  2.5ย ย ย ย ย ย ย ย  2.51,1002,430112,000247,000ย ย ย  4R3425
260ย ย ย ย ย ย ย ย ย  150ย ย ย ย ย ย ย ย ย  150ย ย ย ย ย ย ย  2.5ย ย ย ย ย ย ย ย  2.58351,75085,000179,000ย ย ย  4R3433

CMTG BEARING CO.,LIMITED. ย has been engaged in bearing industry for many years, we provide a wide selections of brands, includingย FAG bearing,ย SKF bearing,NSK bearing,Nachi bearing, TIMKEN bearing, THK Linear Guide and Linear Block โ€ฆect.

Bearing typies including standard bearing and non-standard bearings, linear bearings, automotive bearings, large bearings, railway bearings,spherical plain bearings, high temperature,super-precision bearings, as well as some rare types customized to your need.

Bearings are exported to more than 50 countries and regions in the world, many types of inventory stock.

FAST DELIVERY, FREE SAMPLES, BEST SERVICES…

Contact us if any bearing in demand . we will check and revert ASAP.

 

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