1. Hydraulic Oil Pump Needle Roller Bearing / High pressure Oil Pump Needle Roller Bearing Hydraulic-oil pumps and motors fitted by bearings are developed for the most diverse applications High pressure gear pump Roller Bearings |
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Needle Roller Bearing No. F45397.2 , F52521.2 , F50832 (CAGE EVERY POCKET FITTED DOUBLE NEEDLES), HEAVY DUTY NEEDLE ROLLER BEARING : |
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| INA Bearing No. |
Bearing No. | Gear Pump No. | shaft diameter (mm) |
principle dimensions (mm) |
basic load ratings (N) |
needle roller number |
mass (kg) approx |
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Fw |
D
|
C
|
E
|
r |
a |
动 Cr Dynamic |
静 Cor Static |
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| RNA223120 | hydraulic oil pump | 22 | 22 | 31 | 20 | 25.5 | 0.5 | 0.3 | 20,000 N | 27,000 N | 0.12 | ||
| RNA223432 | hydraulic oil pump | 22 | 22 | 34 | 32 | 26.5 | 0.5 | 0.3 | 33,000 N | 43,000 N | 0.13 | ||
F45397.2 |
Y1032 | S30 hydraulic oil pump | 27.00
|
27.026
|
42.86
|
25.4 |
33.6
|
0.5
|
0.5
|
51,000 N
|
61,500 N
|
14 needles
|
0.14
|
| 644906 | hydraulic oil pump |
28.00 |
28.00 |
40.00 |
32.00 |
33 |
0.5 |
0.5 |
38,000 N |
55,000 N |
0.17 |
||
| 644706 | hydraulic oil pump | 32 | 32 | 50 | 35 | 39 | 0.5 |
0.5 |
66,000 N |
90,000 N |
0.24 |
||
| 644706B | hydraulic oil pump | 32 | 32 | 50 | 35 | 39 | 0.5 |
0.5 |
73,000 N |
99,000 N |
0.24 |
||
| RNA324532A | hydraulic oil pump |
32 |
32 |
45 |
32 |
37 |
0.5 |
0.5 |
46,000 N |
68,000 N |
0.18 |
||
| NK32.74935 | hydraulic oil pump | 32.7 | 32.7 | 49 | 35 | 38 | 0.5 |
0.5 |
61,000 N |
81,000 N |
0.23 |
||
F52521.2 |
S1032 | S50 hydraulic oil pump | 32.766
|
32.79
|
49.213
|
28.575
|
37.3
|
0.5
|
0.5
|
66,000 N
|
91,000 N
|
18 needles
|
0.20
|
| RNA335035B | hydraulic oil pump | 33 | 33 | 50 | 35 | 39 | 0.5 |
0.5 |
76,000 N |
108,000 N |
0.24 |
||
| 644707 | hydraulic oil pump |
35 |
35.00 |
57.00 |
30.00 |
44 |
0.5 |
0.6 |
76,000 N |
108,000 N |
0.30 |
||
| 644907 | hydraulic oil pump |
35 |
35.00 |
51.00 |
32.00 |
39 |
0.5 |
0.6 |
63,000 N |
86,000 N |
0.22 |
||
| 644907B | hydraulic oil pump |
35 |
35.00 |
51.00 |
32.00 |
39 |
0.5 |
0.6 |
69,000 N |
96,000 N |
0.22 |
||
| NK355334 | hydraulic oil pump |
35 |
35.00 |
53.00 |
34.00 |
42 |
0.5 |
0.6 |
70,000 N |
90,000 N |
0.27 |
||
| NK355336.5A | hydraulic oil pump |
35 |
35.00 |
53.00 |
36.50 |
42 |
0.5 |
0.6 |
78,000 N |
103,000 N |
0.29 |
||
| RNA3552.532A | hydraulic oil pump |
35 |
35.00 |
52.50 |
32.00 |
42 |
0.5 |
0.6 |
71,000 N |
98,000 N |
0.26 |
||
| RNA365030A | hydraulic oil pump |
36 |
36.00 |
50.00 |
30.00 |
40 |
0.5 |
0.6 |
48,000 N |
69,000 N |
0.20 |
||
| RNA385934 | hydraulic oil pump |
38 |
38.00 |
59.00 |
34.00 |
46 |
1 |
0.6 |
76,000 N |
94,000 N |
0.34 |
||
| RNA385938 | hydraulic oil pump |
38 |
38.00 |
59.00 |
38.00 |
46 |
1 |
0.6 |
91,000 N |
119,000 N |
0.38 |
||
F50832 |
R1032 | S75 hydraulic oil pump | 38.10
|
38.125
|
58.979
|
31.75
|
45.8
|
1
|
0.6
|
88,000 N
|
108,000N
|
16 needles
|
0.32
|
| RNA406235A | hydraulic oil pump |
40 |
40.00 |
62.00 |
35.00 |
49 |
1 |
0.6 |
92,000 N |
122,000 N |
0.37 |
||
| RNA406235A.F | hydraulic oil pump |
40 |
40.00 |
61.50 |
30.00 |
49 |
1 |
0.6 |
92,000 N |
122,000 N |
0.35 |
||
| 644708 | hydraulic oil pump |
42.00 |
42.00 |
65.00 |
32 |
51 |
1 |
0.6 |
80,000 N |
102,000 N |
0.40 |
||
| 644708BA | hydraulic oil pump |
42.00 |
42.00 |
65.00 |
34.50 |
51 |
1 |
0.6 |
85,000 N |
116,000 N |
0.42 |
||
| 644708B | hydraulic oil pump |
42.00 |
42.00 |
65.00 |
32.00 |
51 |
1 |
0.6 |
85,000 N |
116,000 N |
0.40 |
||
| NK42/30A | hydraulic oil pump |
42.00 |
42.00 |
52.00 |
30.00 |
45 |
0.5 |
0.6 |
45,000 N |
82,000 N |
0.22 |
||
| RNA456832BA | hydraulic oil pump |
45.00 |
45.00 |
68.00 |
32.00 |
54 |
1 |
0.6 |
92,000 N |
125,000 N |
0.43 |
||
| RNA486935BA | hydraulic oil pump |
48.00 |
48.00 |
69.00 |
35.00 |
56 |
1 |
0.6 |
100,000 N |
149,000 N |
0.45 |
||
* 液压泵用滚针轴承是有保持架、无内圈、外圈带挡边滚针轴承中，挡边与滚针和保持架组成一个自保持单元。这些径向紧凑的轴承具有高的承载能力和在高速下使用，
非常适用于径向空间有限的设计。不带内圈的轴承与淬硬和磨削的轴来配合，是减少径向空间最好的解决方案。
* DOUBLE NEEDLES ROLLER BEARING (DOUBLE NEEDLES IN CAGE EVERY POCKET) , HEAVY DUTY NEEDLE ROLLER BEARING::
OUTER RING : MATERIAL 100Cr6 ( GCr15), Hardness after heat-treatment = 60 - 64 HRC
* NEEDLE ROLLER, G2 Grade: MATERIAL 100Cr6 ( GCr15), Superficial hardness after heat-treatment = 780 - 940 HV10
* CAGE: MATERIAL STEEL, Carburization carburized layer 0.02-0.10mm, Superficial hardness 410-550 HV0.3
2. Saddle Roller Bearing for Hydraulic Oil Pump: |
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3. Hydraulic Pump Ball Bearing |
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| Bearing No. | principle dimensions (mm) | limiting speeds(rpm) | basic load ratings (N) | mass (kg) | |||||
| d | D | B | rsmin | Grease | oil | 动 Cr dynamic | 静 Cor static | approx | |
| 6205 - 2RS | 25 | 52 | 15 | 1.0 | 13000 | 15000 | 14000 N | 7600 N | 0.127 |
| F459801 ( 2RS) | 25.382 | 52 | 15 | 1.0 | 13000 | 15000 | 14000 N | 7800 N | 0.127 |
| F110099 ( 2RS) | 31.75 | 72 | 19 | 1.1 | 10000 | 12000 | 26700 N | 15500 N | 0.345 |
| 6307 - 2RS | 35 | 80 | 21 | 1.5 | 8800 | 10000 | 33500 N | 19100 N | 0.456 |
OUTER RING WITH INNER RING MATERIAL 100Cr6 ( GCr15), Hardness after heat-treatment = 60 - 64 HRC
BALL MATERIAL 100Cr6 ( GCr15), Superficial hardness after heat-treatment = 780 - 940 HV10
| Made & Supply company |
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苏州施兰泽机械有限公司 Suzhou
(China) SLZ Machinery Co Ltd
Address: No.341 Shi Zi Jie, Suzhou, Jiangsu, 215006 China Tel : +86 512 6521 3180 , Fax : +86 512 6515 5198 Mobile: +86 13375199759 / +86 13914074053 Webpage: http://www.bearingsworld.com http://www.bearingsworld.com/news Skype code : gsiec1 Key
Contact: Mr Victor Wei Ms East Sun
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