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NN4960KR
NSK Rolling Bearing
Super Precision Bearings
Cylindrical Roller Bearings
Double-Row Cylindrical Roller Bearings / Stiffness series
49 type
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{nsk_rb/super_precision_bearings/cylindrical_roller_bearings/double_row_c_r_bearings_st_series/49_type/49_type_tr_asmtab.prj},{NB=NSK_NN4960KR},{IDNR=},{ORDER=NN4960KR},{SD=300},{D=420},{B=118},{R=3.0},{CR=1230},{COR=2870},{CCD=388},{MASS=47.6},{LG=1800},{LO=2300},{DH=6},{DHX=6.0},{W=12},{WX=12},{M=4},{MX=4},{X=7},{PPATH=../49_type_asmtpl.prj},{MDA=313},{D1A=318},{DAMAX=407},{DAMIN=391},{RA=2.5}
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可提供的產品: 67
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NSK Rolling Bearing
描述
Tapered bore
明细表
NN4960KR
Bearing No.
NN4960KR
NN4960KR
SD
300
300
mm
D
420
420
mm
B
118
118
mm
min.
3.0
3.0
mm
Basic Dynamic Load Ratings
1230
1230
kN
Basic Static Load Ratings
2870
2870
kN
Circumscribed Circle Diameter of Roller
388
388
mm
Mass
47.6
47.6
kg
Limiting Speeds Grease
1800
1800
min
Limiting Speeds Oil
2300
2300
min
Diameter of oil hole
6
6
mm
Width of oil groove
12
12
mm
Number of oil hole
4
min.
313
313
mm
min.
318
318
mm
DA
407
407
mm
DA
391
391
mm
max.
2.5
2.5
mm
Previews
3D
尺寸
2D
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