Paglalarawan ng Produkto
Ang mahabang cylindrical roller bearings (needle roller bearings) ay pinagsama-samang may maraming payat na cylinders (needle rollers) na may haba na 3-10 beses ang diameter, na ginagawa itong compact sa istraktura at may medyo malaking radial load capacity.
Ang mahabang cylindrical roller bearings (needle roller bearings) ay kinabibilangan ng: naselyohang panlabas na ring needle roller bearings na may espesyal na alloy steel plate bilang panlabas na ring, solid outer ring needle roller bearings na may cutting rings, at mga bearings na walang retaining ring, needle roller component, at roller needle mga istruktura. Bukod dito, mayroong iba't ibang mga istraktura na may panloob na singsing, walang panloob na singsing, o may at walang mga kulungan.
Ang mga bearings na may mga cage ay pangunahing gumagamit ng steel plate stamped cages.
Ang mga needle roller bearings ay nakikilala para sa kanilang mga compact na disenyo, at ang tampok na ito ay ginagawang ang mga ito ay partikular na angkop para sa paggamit sa mga bahagi ng makina kung saan ang radial space ay limitado. Ang silid sa pagitan ng pabahay ay shaft ay dapat na limitado sa isang malapit na limitasyon. Ang mga needle roller at cage assemblise lamang ay maaari ding gawin, sa kondisyon na ang katumpakan at ang surface finish ng gumaganang ibabaw ng mga katugmang bahagi ay magkapareho sa mga beairng ring.
Bearing No. |
Dimensyon (mm ) |
Basic load rating(KN) |
Nililimitahan ang mga bilis |
Dimensyon |
masa(kg) |
||||||||||
Bago |
Luma |
d |
D |
B |
rmir |
rlmir |
Fw |
iyang isa |
Cr |
Cor |
Grasa |
Langis |
d2 |
D2 |
|
NA 5917 |
— |
85 |
120 |
46 |
1.1 |
1.1 |
100 |
|
140 |
315 |
|
4500 |
|
108 |
1.66 |
NAL 4034 |
4104134 |
170 |
260 |
90 |
2.1 |
|
192 |
|
787 |
1400 |
1100 |
1600 |
|
230 |
15.9 |
NAL 4036 |
4104136 |
180 |
280 |
100 |
|
|
207 |
|
862 |
1610 |
940 |
1400 |
|
250 |
21.5 |
NAL 4036 M |
4104136H |
180 |
280 |
100 |
2.1 |
2.1 |
205 |
|
834 |
1460 |
940 |
1400 |
|
250.4 |
24.3 |
NAL 4038 |
4104138 |
190 |
290 |
100 |
|
|
217 |
|
899 |
1670 |
900 |
1300 |
|
258 |
22.6 |
Y 604708 K1 |
604708K1 |
40 |
65 |
56.5 |
|
|
40.1 |
|
131 |
211 |
4500 |
6300 |
|
|
0.826 |
NAUL 612 WBF1 |
954712 |
60 |
120 |
58 |
|
|
|
106 |
248 |
329 |
2900 |
4400 |
79.2 |
|
3.32 |
RNAOL 4921 M |
124721 |
105 |
146 |
66 |
|
|
|
146 |
293 |
521 |
1900 |
2900 |
|
|
3.62 |
NNAL 6034 X2/W33X |
154734 |
170 |
260 |
192 |
2.1 |
2.1 |
192 |
|
1430 |
3020 |
|
|
|
230 |
34.5 |
NNAL 6034 X2M/C4W33X |
4G154734H |
170 |
260 |
192 |
2.1 |
2.1 |
192 |
|
1430 |
3020 |
|
|
|
230 |
36.6 |
NNAL 6/177.8Q4/W33XYA2 |
254735Q |
177.8 |
244.475 |
162.925 |
3 |
3 |
198 |
|
889 |
2350 |
|
|
|
222 |
23.6 |
NNAL 6036 X2-1/W33X |
154736 |
180 |
280 |
219 |
|
|
207 |
|
1430 |
3540 |
|
|
|
245 |
46.8 |
NNAL 6/222.25-1 Q4/C9W33XYA2 |
154744QU |
222.25 |
298.45 |
225.425 |
2.1 |
2.1 |
242.35 |
|
1580 |
4640 |
|
|
|
271.2 |
45.2 |
Y 294817 Q |
294817Q |
100.5 |
150 |
133.45 |
|
2 |
|
100.5 |
573 |
1060 |
|
|
|
125.3 |
7.91 |
NNAL 6036 X2-2M/W33X |
154836 |
180 |
280 |
219 |
2.1 |
2.1 |
207 |
|
1340 |
3280 |
|
|
|
250 |
49.6 |
Y 4644838 HK |
4644838HK |
210 |
240 |
50 |
|
1.5 |
|
210 |
223 |
631 |
1300 |
1900 |
|
215.5 |
3.28 |
NA 4844 A |
4524844 |
220 |
270 |
50 |
1.5 |
1.5 |
240 |
|
177 |
684 |
1100 |
1700 |
|
|
6.88 |
NA 4844 A/YA4 |
4524844K |
220 |
270 |
50 |
1.5 |
1.5 |
242 |
|
177 |
684 |
|
|
|
|
6.88 |
NNAL 6/101.6 Q4/W33XYA2 |
354920Q |
101.6 |
171.45 |
133.35 |
2 |
2 |
127 |
|
538 |
1400 |
|
|
|
146.6 |
13.5 |
NNAL 6/139.7 Q4/C9W33YA2 |
154928QU |
139.7 |
203.2 |
146.558 |
2 |
2 |
155.5 |
|
845 |
1950 |
|
|
|
181.1 |
15.8 |
NNAL 6/146.05 Q4/C9W33YA2 |
154920QU |
146.05 |
209.55 |
162.306 |
2 |
2 |
161.8 |
|
921 |
2210 |
|
|
|
187.4 |
18.3 |
NNAL 6/158.75 Q4/W33X |
154932QU |
158.75 |
231.775 |
161.925 |
2.1 |
2.1 |
177.3 |
|
1020 |
2390 |
|
|
|
205.5 |
23.5 |
NNAL 6/158.75 Q4/C9W33X |
154932QU1 |
158.75 |
231.775 |
161.925 |
2.1 |
2.1 |
177.3 |
|
1020 |
2390 |
|
|
|
205.5 |
23.5 |
NNAL 635 Q4/W33X |
354935Q |
175 |
245 |
160 |
— |
— |
197 |
|
876 |
2540 |
1000 |
1500 |
|
222.6 |
24.9 |
NNAL 6/177.8-2 Q4/W33XYA2 |
254936Q |
177.8 |
257.175 |
196.85 |
2 |
2 |
199.5 |
|
1230 |
3030 |
|
|
|
229.9 |
34.2 |
NNAL 6/177.8-2 Q4/C9W33XYA2 |
254936QU |
177.8 |
257.175 |
196.85 |
2 |
2 |
199.5 |
|
1230 |
3030 |
|
|
|
229.9 |
34.2 |
NNAL 6/187.325 Q4/C9W33YA2 |
154937QU |
187.325 |
266.7 |
217.475 |
2.1 |
2.1 |
207.512 |
|
1560 |
4110 |
|
|
|
238.7 |
42.2 |
NNAL 6/206.375 Q4/W33XYA2 |
254941QU |
206.375 |
285.75 |
222.25 |
5 |
5 |
230.5 |
|
1450 |
2200 |
|
|
|
258 |
44.9 |
NNAL 6/206.375 Q4/C9W33XYA2 |
254941QU1 |
206.375 |
285.75 |
222.25 |
5 |
5 |
230.5 |
|
1450 |
2200 |
|
|
|
258 |
44.9 |
NNAL 6/209.55 Q4/W33X |
154942 |
209.55 |
282.575 |
236.525 |
— |
3.5 |
230.188 |
|
1490 |
4630 |
840 |
1200 |
|
255 |
43.2 |
NNAL 6/209.55 Q4/C9W33X |
154942QU |
209.55 |
282.575 |
236.525 |
3.5 |
3.5 |
230.188 |
|
1490 |
4630 |
840 |
1200 |
|
255 |
43.7 |
NNAL 6/209.55 Q4/W33X |
154942Q |
209.55 |
282.575 |
236.525 |
3.5 |
3.5 |
230.188 |
|
1490 |
4630 |
840 |
1200 |
|
255 |
43.7 |
NNAL 6/209.55/HCW33X |
154942S |
209.55 |
282.575 |
236.525 |
3.5 |
3.5 |
230.188 |
|
1490 |
4630 |
840 |
1200 |
|
255 |
43.2 |
NNAL 6/222.25 Q4/C9W33XYA2 |
154944QU |
222.25 |
298.45 |
228.6 |
2.1 |
2.1 |
242.35 |
|
1600 |
4720 |
700 |
1100 |
|
271.2 |
45.9 |
NNAL 6/228.6/C3W33X |
3G154946 |
228.6 |
317.5 |
241.3 |
3 |
3 |
252.5 |
|
1910 |
5370 |
570 |
900 |
|
286.1 |
54.0 |
NAL 28/1130 X1V |
749/1130 |
1130 |
1310 |
140 |
6 |
6 |
1191 |
|
3270 |
14500 |
|
|
|
1237 |
324 |

