Needle roller for bearings

Our company produces a complete range of needle rollers with various specifications. The materials are usually made of bearing steel, with hardness HRC61~65 and surface roughness Ra not exceeding 0.2μm.

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Product Description
Specification

Product Description

Our company can customize various needle rollers with outer diameter greater than φ0.8 and length greater than 2.0mm.

滚针结构示意图

Specification

Rolling Element Specification(mm)	Boundary Dimensions(mm)
Rolling Element Specification(mm)	Dw	Iw
1.5X5.8	1.5	5.8
1.5X6.8	1.5	6.8
1.5X7.8	1.5	7.8
1.5X9.8	1.5	9.8
1.5X11.8	1.5	118
1.5X13.8	1.5	13.8
2X6.8	2	6.8
2X7.8	2	7.8
2X9.8	2	9.8
2X11.8	2	11.8
2X13.8	2	13.8
2X15.8	2	15.8
2X17.8	2	17.8
2X19.8	2	19.8
2X21.8	2	21.8
2.5X7.8	2.5	7.8
2.5X9.8	2.5	9.8
2.5X11.8	2.5	11.8
2.5X13.8	2.5	13.8
2.5X15.8	2.5	15.8
2.5X17.8	2.5	17.8
2.5X19.8	2.5	19.8
2.5X21.8	2.5	21.8
2.5X23.8	2.5	23.8
3X9.8	3	9.8
3X11.8	3	11.8
3X13.8	3	13.8

Rolling Element Specification(mm)	Boundary Dimensions(mm)
Rolling Element Specification(mm)	Dw	Iw
3.5X15.8	3.5	15.8
3.5X17.8	3.5	17.8
3.5X19.8	3.5	19.8
3.5X21.8	3.5	21.8
3.5X23.8	3.5	23.8
3.5X25.8	3.5	25.8
3.5X27.8	3.5	27.8
3.5X29.8	3.5	29.8
3.5X34.8	3.5	34.8
4X15.8	4	15.8
4X17.8	4	17.8
4X19.8	4	19.8
4X21.8	4	21.8
4X23.8	4	23.8
4X25.8	4	25.8
4X27.8	4	27.8
4X29.8	4	29.8
4X34.8	4	34.8
4X39.8	4	39.8
5X19.8	5	19.8
5X21.8	5	21.8
5X23.8	5	23.8
5X25.8	5	25.8
5X27.8	5	27.8
5X29.8	5	29.8
5X34.8	5	34.8
5X39.8	5	39.8
5X49.8	5	49.8

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Needle roller for bearings

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