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成套滚针轴承(摘自GB/T 5801—2020) |
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符号含义 NA—有实体内外圈,外圈有双挡边(或双锁圈),内圈无挡边,且可与外圈及组件分离 |
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基本尺寸 /mm |
基本额定载荷 /kN |
极限转速 /r·min-1 |
质量 /g |
轴承代号 |
其他尺寸 /mm |
安装尺寸 /mm |
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|
d |
D |
B、C |
Cr |
C0r |
脂 |
油 |
W ≈ |
NA型 |
r min |
D1 min |
D2 max |
ra max |
|
5 |
13 |
10 |
— |
— |
— |
— |
— |
NA 49/5 |
0.15 |
— |
— |
— |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
6 |
15 |
10 |
— |
— |
— |
— |
— |
NA 49/6 |
0.15 |
— |
— |
— |
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
7 |
17 |
10 |
— |
— |
— |
— |
— |
NA 49/7 |
0.15 |
— |
— |
— |
|
8 |
19 |
11 |
— |
— |
— |
— |
— |
NA 49/8 |
0.2 |
— |
— |
— |
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
9 |
20 |
11 |
— |
— |
— |
— |
— |
NA 49/9 |
0.3 |
— |
— |
— |
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
10 |
22 |
13 |
8.60 |
9.20 |
15000 |
22000 |
243 |
NA 4900 |
0.3 |
12 |
20 |
0.3 |
|
|
22 |
22 |
— |
— |
— |
— |
— |
NA 6900 |
0.3 |
— |
— |
— |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
12 |
24 |
13 |
9.60 |
10.8 |
13000 |
19000 |
276 |
NA 4901 |
0.3 |
14 |
22 |
0.3 |
|
|
24 24 |
22 16 |
16.2 |
21.5 |
13000 |
19000 |
469 |
NA 6901 NA 5901 |
0.3 |
14 |
22 |
0.3 0.3 |
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
15 |
28 |
13 |
10.2 |
12.8 |
10000 |
16000 |
359 |
NA 4902 |
0.3 |
17 |
26 |
0.3 |
|
|
28 28 |
23 18 |
17.5 |
25.2 |
10000 |
16000 |
637 |
NA 6902 NA 5902 |
0.3 |
17 |
26 |
0.3 0.3 |
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
17 |
30 |
13 |
11.2 |
14.5 |
9500 |
15000 |
394 |
NA 4903 |
0.3 |
19 |
28 |
0.3 |
|
|
30 30 |
23 18 |
19.0 |
28.8 |
9500 |
15000 |
699 |
NA 6903 NA 5903 |
0.3 |
19 |
28 |
0.3 |
|
|
|
|
|
|
|
|
|
|
|
|
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|
|
20 |
37 |
17 |
21.2 |
25.2 |
9000 |
14000 |
799 |
NA 4904 |
0.3 |
22 |
35 |
0.3 |
|
|
37 37 |
30 23 |
35.2 |
48.5 |
9000 |
14000 |
141 |
NA 6904 NA 5904 |
0.3 |
22 |
35 |
0.3 0.3 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
22 |
39 |
17 |
23.2 |
29.2 |
9000 |
13000 |
854 |
NA 49/22 |
0.3 |
24 |
37 |
0.3 |
|
|
39 39 |
30 23 |
38.5 |
56.2 |
9000 |
13000 |
151 |
NA 69/22 NA 59/22 |
0.3 |
24 |
37 |
0.3 0.3 |
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|
|
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|
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|
25 |
42 |
17 |
24.0 |
31.2 |
8000 |
12000 |
947 |
NA 4905 |
0.3 |
27 |
40 |
0.3 |
|
|
42 42 |
30 23 |
40.0 |
60.2 |
8000 |
12000 |
167 |
NA 6905 NA 5905 |
0.3 |
27 |
40 |
0.3 0.3 |
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|
28 |
45 |
17 |
24.8 |
33.2 |
7500 |
11000 |
104 |
NA 49/28 |
0.3 |
30 |
43 |
0.3 |
|
|
45 45 |
30 23 |
41.5 |
64.2 |
7500 |
11000 |
183 |
NA 69/28 NA 59/28 |
0.3 |
30 |
43 |
0.3 0.3 |
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|
30 |
47 |
17 |
25.5 |
35.5 |
7000 |
10000 |
108 |
NA 4906 |
0.3 |
32 |
45 |
0.3 |
|
|
47 47 |
30 23 |
42.8 |
68.5 |
7000 |
10000 |
191 |
NA 6906 NA 5906 |
0.3 |
32 |
45 |
0.3 0.3 |
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|
32 |
52 |
20 |
31.5 |
48.5 |
6300 |
9000 |
168 |
NA 49/32 |
0.6 |
36 |
48 |
0.6 |
|
|
52 52 |
36 27 |
48.0 |
83.2 |
6300 |
9000 |
|
NA 69/32 NA 59/32 |
0.6 |
36 |
48 |
0.6 0.6 |
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35 |
55 |
20 |
32.5 |
51.0 |
6000 |
8500 |
181 |
NA 4907 |
0.6 |
39 |
51 |
0.6 |
|
|
55 55 |
36 27 |
49.5 |
87.2 |
6000 |
8500 |
|
NA 6907 NA 5907 |
0.6 |
39 |
51 |
0.6 0.6 |
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|
40 |
62 |
22 |
43.5 |
66.2 |
5000 |
7000 |
240 |
NA 4908 |
0.6 |
44 |
58 |
0.6 |
|
|
62 62 |
40 30 |
62.8 |
108 |
5000 |
7000 |
|
NA 6908 NA 5908 |
0.6 |
44 |
58 |
0.6 0.6 |
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|
45 |
68 |
22 |
46.0 |
73.0 |
4800 |
6700 |
284 |
NA 4909 |
0.6 |
49 |
64 |
0.6 |
|
|
68 68 |
40 30 |
67.2 |
118 |
4800 |
6700 |
— |
NA 6909 NA 5909 |
0.6 |
49 |
64 |
0.6 0.6 |
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|
50 |
72 |
22 |
48.2 |
80.0 |
4500 |
6300 |
287 |
NA 4910 |
0.6 |
54 |
68 |
0.6 |
|
|
72 72 |
40 30 |
70.2 |
128 |
4500 |
6300 |
— |
NA 6910 NA 5910 |
0.6 |
54 |
68 |
0.6 0.6 |
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|
55 |
80 |
25 |
58.5 |
99.0 |
4000 |
5600 |
416 |
NA 4911 |
1 |
60 |
75 |
1 |
|
|
80 80 |
45 34 |
87.8 |
168 |
4000 |
5600 |
— |
NA 6911 NA 5911 |
1 |
60 |
75 |
1 1 |
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|
60 |
85 |
25 |
61.2 |
108 |
3800 |
5300 |
448 |
NA 4912 |
1 |
65 |
80 |
1 |
|
|
85 85 |
45 34 |
90.8 |
182 |
3800 |
5300 |
— |
NA 6912 NA 5912 |
1 |
65 |
80 |
1 1 |
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|
65 |
90 |
25 |
62.2 |
112 |
3600 |
5000 |
479 |
NA 4913 |
1 |
70 |
85 |
1 |
|
|
90 90 |
45 34 |
93.2 |
188 |
3600 |
5000 |
— |
NA 6913 NA 5913 |
1 |
70 |
85 |
1 1 |
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|
70 |
100 |
30 |
84.0 |
152 |
3200 |
4500 |
762 |
NA 4914 |
1 |
75 |
95 |
1 |
|
|
100 100 |
54 40 |
130 |
260 |
3200 |
4500 |
— |
NA 6914 NA 5914 |
1 |
75 |
95 |
1 1 |
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|
75 |
105 |
30 |
855 |
158 |
3000 |
4300 |
805 |
NA 4915 |
1 |
80 |
100 |
1 |
|
|
105 105 |
54 40 |
130 |
270 |
3000 |
4300 |
— |
NA 6915 NA 5915 |
1 |
80 |
100 |
1 1 |
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|
80 |
110 110 110 |
30 54 40 |
89.0 135 |
170 292 |
2800 2800 |
4000 4000 |
852 — |
NA 4916 NA 6916 NA 5916 |
1 1 |
85 85 |
105 105 |
1 1 1 |
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|
85 |
120 120 120 |
35 63 46 |
112 155 |
235 365 |
2400 2400 |
3600 3600 |
1280 — |
NA 4917 NA 6917 NA 5917 |
1.1 1.1 |
91.5 91.5 |
113.5 113.5 |
1 1 1.1 |
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|
90 |
125 125 125 |
35 63 46 |
115 165 |
250 388 |
2200 2200 |
3400 3400 |
1340 — |
NA 4918 NA 6918 NA 5918 |
1.1 1.1 |
96.5 96.5 |
118.5 118.5 |
1 1 1.1 |
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|
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|
95 |
130 130 130 |
35 63 46 |
120 172 |
265 412 |
2000 2000 |
3200 3200 |
1410 — |
NA 4919 NA 6919 NA 5919 |
1.1 1.1 |
101.5 101.5 |
123.5 123.5 |
1 1 1.1 |
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|
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|
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|
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|
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|
100 |
140 140 140 |
40 71 54 |
130 202 |
270 480 |
2000 2000 |
3200 3200 |
1960 — |
NA 4920 NA 6920 NA 5920 |
1.1 1.1 |
106.5 106.5 |
133.5 133.5 |
1 1 1.1 |
|
105 |
145 |
54 |
|
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|
NA 5921 |
|
|
|
1.1 |
|
110 |
140 150 150 |
30 40 54 |
93.0 138 |
210 295 |
2000 1900 |
3200 3000 |
1130 2120 |
NA 4822 NA 4922 NA 5922 |
1 1.1 |
115 116.5 |
135 143.5 |
1 1 1.1 |
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|
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|
|
120 |
150 165 |
30 45 |
96.2 180 |
225 382 |
1900 1800 |
3000 2800 |
1220 2910 |
NA 4824 NA 4924 |
1 1.1 |
125 126.5 |
145 158.5 |
1 1 |
|
|
165 |
60 |
|
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|
|
|
NA 5924 |
|
|
|
1.1 |
|
130 |
165 180 180 |
35 50 67 |
118 202 |
302 460 |
1700 1600 |
2600 2400 |
— 3960 |
NA 4826 NA 4926 NA 5926 |
1.1 1.5 |
136.5 138 |
158.5 172 |
1 1.5 1.5 |
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|
|
|
|
|
|
|
|
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|
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|
140 |
175 190 190 |
35 50 67 |
122 210 |
320 488 |
1600 1500 |
2400 2200 |
1980 4220 |
NA 4828 NA 4928 NA 5928 |
1.1 1.5 |
146.5 148 |
168.5 182 |
1 1.5 1.5 |
|
150 |
190 |
40 |
152 |
395 |
1500 |
2200 |
2800 |
NA 4830 |
1.1 |
156.5 |
183.5 |
1 |
|
160 |
200 |
40 |
158 |
418 |
1500 |
2200 |
2970 |
NA 4832 |
1.1 |
166.5 |
193.5 |
1 |
|
170 |
215 |
45 |
192 |
520 |
1300 |
2000 |
4080 |
NA 4834 |
1.1 |
176.5 |
208.5 |
1 |
|
180 |
225 |
45 |
198 |
552 |
1200 |
1900 |
4290 |
NA 4836 |
1.1 |
186.5 |
218.5 |
1 |
|
190 |
240 |
50 |
230 |
688 |
1200 |
1800 |
5700 |
NA 4838 |
1.5 |
198 |
232 |
1.5 |
|
200 |
250 |
50 |
235 |
725 |
1100 |
1700 |
5970 |
NA 4840 |
1.5 |
208 |
242 |
1.5 |
|
220 |
270 |
50 |
245 |
785 |
950 |
1500 |
6500 |
NA 4844 |
1.5 |
228 |
262 |
1.5 |
|
240 |
300 |
60 |
352 |
1050 |
900 |
1400 |
10100 |
NA 4848 |
2 |
249 |
291 |
2 |
|
260 |
320 |
60 |
368 |
1130 |
800 |
1200 |
10800 |
NA 4852 |
2 |
269 |
311 |
2 |
|
280 |
350 |
69 |
445 |
1310 |
750 |
1100 |
15800 |
NA 4856 |
2 |
289 |
341 |
2 |
|
300 |
380 |
80 |
608 |
1700 |
750 |
1100 |
22200 |
NA 4860 |
2.1 |
311 |
369 |
2.1 |
|
320 |
400 |
80 |
630 |
1820 |
700 |
1000 |
23500 |
NA 4864 |
2.1 |
331 |
389 |
2.1 |
|
340 |
420 |
80 |
642 |
1900 |
670 |
950 |
24800 |
NA 4868 |
2.1 |
351 |
409 |
2.1 |
|
360 170 180 190 205 215 225 245 265 290 310 340 360 380 400 430 450 470 490 |
440 210 220 230 250 260 280 300 320 360 380 420 440 460 480 520 540 560 600 |
80 60 60 60 69 69 80 80 80 100 100 118 118 118 118 140 140 140 160 |
662 |
2010 |
630 |
900 |
26100 |
NA 4872 NA 4930 NA 4932 NA 4934 NA 4936 NA 4938 NA 4940 NA 4944 NA 4948 NA 4952 NA 4956 NA 4960 NA 4964 NA 4968 NA 4972 NA 4976 NA 4980 NA 4984 NA 4988 |
2.1 2 2 2 2 2 2.1 2.1 2.1 2.1 2.1 3 3 3 3 4 4 4 4 |
371 |
429 |
2.1 |
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注:滚针轴承可带或不带保持架,可具有一列或两列滚针,外圈上可有或无润滑槽和润滑孔。 |
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