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QA認證資訊
目錄: Jtekt North America
Created: 11.09.2017
產品目錄的特殊屬性:
Central management with the CADENAS quality tool PARTproject QA
Electronic test run was passed (CAD compatibility assured)
Only clear nomenclature -> ERP-compatibility assured
Jtekt North America
NNU Cylindrical bore
Jtekt North America
Cylindrical roller bearings
Double-row cylindrical roller bearings
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CAD模型選擇
{jtekt/cylindrical_roller_bearings/double_row_crb/double_row_crb_nnu_asmtab.prj},{NB=NNU4934},{DESIGNATION=NNU4934},{SERIES=CC},{T=50},{VERS=1.000},{SD=170},{D=230},{B=60},{ROLD=2},{CR=361},{CO=763},{CU=86.4},{NG=2300},{NO=2800},{SR=3.0},{DW=14},{PCD=202.0},{L=20},{ID=193.00},{OD=211.00},{IPOP=9.00},{ST=8-B},{NUM=35},{PPATH=double_row_crb_asmtpl.prj}
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LINA
明細表
DESIGNATION
Bearing Designation
ⁿ/ₐ
SERIES
Series
ⁿ/ₐ
SD
SD - Shaft Dia.
[mm]
D
D - Outside Diameter
[mm]
B
B - Bearing Width
[mm]
R
r - Radius
[mm]
CR
C - Basic Dynamic Load Rating
[kN]
CO
C0 - Basic Static Load Rating
[kN]
CU
Cu - Fatigue Load Limit
[kN]
NG
Limiting Speed (Grease)
[rpm]
NO
Limiting Speed (Oil)
[rpm]
NNU4920
NNU4920
CC
100
140
40
1.1
139
258
32.9
4000
4800
NNU4921
NNU4921
CC
105
145
40
1.1
196
306
40.2
3900
4600
NNU4922
NNU4922
CC
110
150
40
1.1
163
326
42.4
3700
4500
NNU4924
NNU4924
CC
120
165
45
1.1
187
373
47.6
3400
4000
NNU4926
NNU4926
CC
130
180
50
1.5
216
428
50.2
3100
3700
NNU4928
NNU4928
CC
140
190
50
1.5
222
456
52.5
2900
3500
NNU4930
NNU4930
CC
150
210
60
2.0
343
692
80.7
2600
3100
NNU4932
NNU4932
CC
160
220
60
2.0
340
695
79.8
2500
3000
NNU4934
NNU4934
CC
170
230
60
2.0
361
763
86.4
2300
2800
NNU4936
NNU4936
CC
180
250
69
2.0
572
964
117
2100
2600
NNU4938
NNU4938
CC
190
260
69
2.0
465
996
119
2000
2400
NNU4940
NNU4940
CC
200
280
80
2.1
509
1 050
125
1900
2300
NNU4944
NNU4944
CC
220
300
80
2.1
561
1 220
145
1700
2000
NNU4948
NNU4948
CC
240
320
80
2.1
588
1 340
155
1600
1900
NNU4952
NNU4952
CC
260
360
100
2.1
941
2 050
228
1400
1700
NNU4956
NNU4956
CC
280
380
100
2.1
976
2 200
239
1300
1500
NNU4960
NNU4960
CC
300
420
118
3.0
1 170
2 720
285
1100
1300
NNU4964
NNU4964
CC
320
440
118
3.0
1530
2750
286
1100
1300
NNU4968
NNU4968
CC
340
460
118
3.0
1 270
2 930
301
990
1200
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