RNA4900 Radial Chrome Steel Bearing For Industrial Machinery
RNA4900 needle roller bearing for industrial machinery
Products Description of needle roller bearing:
Definition of Needle roller bearings:
Needle roller bearings are roller bearings with cylindrical rollers. The rollers are thin and long relative to their diameter.
This type of roller is called a needle roller. Despite having a smaller cross-section, the bearing still has a higher load bearing
capacity. The radial structure is compact. When the inner diameter size and load capacity are the same as other types of bearings,
the outer diameter is the smallest. It is especially suitable for the support structure with limited radial installation size.
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current code |
original code |
current code |
original code |
current code |
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HK0408TN |
37491/4 |
HK10x13x08 |
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HK1416 |
57941/14 |
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BK0408TN |
35941/4 |
HK1010 |
57941/10 |
HK1418 |
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HK05x08.5x0.7 |
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BK1010 |
55941/10 |
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HK05x09x08 |
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HK1012 |
67941/10 |
HK15x20x12 |
7941/15 |
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HK0509 |
47941/5 |
BK1012 |
65941/10 |
HK15x20x16 |
7942/15 |
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BK0509 |
45941/5 |
HK1015 |
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HK15x20x20 |
7943/15 |
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HK0607 |
27941/6 |
BK1015 |
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HK1512 |
37941/15 |
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HK0608 |
37941/6 |
HK10x15x15 |
644900 |
BK1512 |
35941/15 |
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BK0608 |
35941/6 |
HK10x16x10 |
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HK1514 |
47941/15 |
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HK0609 |
47941/6 |
BK10x16x10 |
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HK1515 |
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BK0609 |
45941/6 |
HK10x16x12 |
DB1012 |
Bk1515 |
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HK0611 |
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HK10x16x15 |
2207070 |
TA1515 |
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HK06x12x08 |
745613 |
HK10x17x15 |
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TA1515Z |
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HK0708 |
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Hk10x18x12 |
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HK1516 |
57941/15 |
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HK0709 |
47941/9 |
HK1208 |
37941/12 |
BK1516 |
55941/15 |
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BK0709 |
45941/9 |
HK1210 |
57941/12 |
HK1522 |
SZ-439 |
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HK07x12x08 |
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BK1210 |
55941/12 |
BK1522 |
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HK07x12x09 |
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HK1212 |
67941/12 |
HK15x22x12 |
7948/15 |
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HK0808 |
37941/8 |
BK1212 |
65941/12 |
HK15x22x12.5 |
7948/15K |
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BK0808 |
35941/8 |
HK12x17x12 |
2206766 |
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HK0810 |
57941/8 |
HK12x17x15 |
2207131 |
HK16x21x06 |
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BK0810 |
88941/8 |
HK12x17x18 |
2207496 |
HK16x21x09 |
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HK08x14x10 |
27942/8 |
HK12x18x12 |
37942/12 |
HK1612 |
37941/16 |
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BK08x14x10 |
35942/8 |
BK12x18x12 |
35942/12K |
BK1612 |
35941/16 |
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HK08x14x12 |
37942/8 |
HK12x18x14 |
67942/12 |
HK1614 |
47941/16 |
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HK0908 |
37941/9 |
HK12x19x12 |
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HK1616 |
57941/16 |
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BK0908 |
35941/9 |
HK1311 |
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BK1616 |
55941/16 |
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HK0910 |
57941/9 |
HK1312 |
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HK1617 |
SZ-435 |
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BK0910 |
55941/9 |
BK1312 |
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HK1622 |
87941/16 |
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HK0911 |
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HK13.5x19x12 |
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BK1622 |
85941/16 |
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HK0912 |
67941/9 |
HK13.5x20x12 |
7941/13.5 |
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BK0912 |
65941/9 |
HK1410 |
27941/13.5 |
HK17x21.5x15 |
17BTM15 |
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HK09x15x10 |
27942/9 |
BK1410 |
35941/14 |
HK1712 |
37941/17 |
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HK1412 |
37941/14 |
BK1712 |
35941/17 |
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HK1714 |
7941/17 |
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HK1716 |
57941/17 |
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HK1718 |
7942/17 |
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current code |
original code |
current code |
original code |
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HK1722 |
7943/17 |
BK2216 |
55941/22 |
HK3018 |
57491/30 |
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HK17x24x15 |
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HK2220 |
77941/22 |
HK3020 |
6794/30 |
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HK17x25x14 |
37942/17K |
BK2220 |
75941/22 |
BK3020 |
65941/30 |
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HK17x25x15.5 |
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HK2230 |
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HK3026 |
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HK17x25x18 |
57942/17K |
HK22x29x25 |
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BK3026 |
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HK1812 |
37941/18 |
HK22x29x30 |
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HK3038 |
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BK1812 |
35941/18 |
HK22x30x14 |
37941/22 |
BK3038 |
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HK1816 |
57941/18 |
HK24x30x7.5TN |
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HK30X38X12 |
27941/30K |
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BK1816 |
55941/18 |
HK2512 |
27941/25 |
HK30X38X16 |
7941/30 |
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HK18x24x20 |
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BK2512 |
25941/25 |
HK30X38X24 |
7942/30 |
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HK19x27x16 |
TA1916 |
HK2514 |
37941/25 |
HK30X38X32 |
7943/30 |
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HK2010 |
27941/20 |
HK2516 |
7941/25 |
HK32X38X11 |
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BK2010 |
25941/20 |
BK2516 |
7941/25 |
HK3224 |
77941/32 |
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HK2011 |
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HK2518 |
57941/25 |
HK3232 |
97941/32 |
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HK2012 |
37941/20 |
HK2520 |
67941/25 |
HK32X19X16 |
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BK2012 |
35941/20 |
BK2520 |
65941/25 |
HK32X40X32 |
7943/32 |
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HK2014 |
47941/20 |
HK2525 |
7943/25 |
HK32X41X16 |
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HK2016 |
57941/20 |
HK2526 |
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HK3512 |
27941/35 |
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BK2016 |
55941/20 |
BK2526 |
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BK3512 |
25941/35 |
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HK2018 |
67941/20 |
HK2538 |
87941/25 |
HK3516 |
47941/35 |
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HK2020 |
7942/20 |
BK2538 |
85941/25 |
BK3516 |
45941/35 |
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BK2020 |
75941/20 |
HK25x33x10 |
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HK3520 |
67941/35 |
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HK2025 |
7943/20 |
HK25x33x15 |
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BK3520 |
65941/35 |
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HK2030 |
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HK25x35x20 |
57942/25 |
HK35X43X16 |
7941/35 |
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BK2030 |
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HK2816 |
47941/28 |
HK35X43X25 |
7942/35 |
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HK20x27x18 |
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BK2816 |
45941/28 |
HK35X43X32 |
7943/35 |
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HK20x27x20 |
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HK2818 |
57941/258 |
HK35X45X12 |
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HK20x27x30 |
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HK2820 |
67941/28 |
HK36x42x12 |
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HK20x28x16 |
47942/20 |
BK2820 |
65941/28 |
HK38x48x30 |
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HK20x29x18 |
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HK3012 |
27941/30 |
HK4012 |
27941/40 |
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HK22x28x7.5TN |
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BK3012 |
25941/30 |
BK4012 |
25941/40 |
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HK2210 |
27941/22 |
HK3016 |
47941/30 |
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HK2212 |
37941/22 |
BK3016 |
45941/30 |
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Advantages of needle roller bearings :
Needle roller bearings are equipped with thin and long rollers. Therefore, the radial structure is compact.
When the inner diameter and load capacity are the same as other types of bearings, the outer diameter is the smallest. It is especially suitable for the support structure with limited radial installation size.
Needle roller bearings should be combined with bearing rings and applications depending on the application occasions, machining accuracy and surface quality.
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