Needle Roller & Pin

Your current position:Products >Needle Roller & Pin
  • Needle Roller

    Product introduction

    Material: Chrome( 100Cr6 & 100CrMn6 ) and stainless steel( SUS420J2 , AISI304, AISI304L, AISI316, AISI316L, AISI440C , AISI430 ), Ceramic(Si3N4 & ZrO2), TC(Tungsten Carbide), Plastic

    Diameter:Ф1.25mm to Ф10mm

    Length: 5mm to 100mm

    Precision: G2 / G3 / G5

    Type such as: 1.5x5mm,6x17.8mm,6x21.8mm,10x26.8mm and etc.


    Steel Needle Standard

    DIN5402-3 STANDARD

    Grade

    Gauge1)

    (values in um)

    Circularity1)

    tDw

    in um

    Surface roughness,

    Ra

    in um

    G2

    0  -2

    -1  -3

    -2  -4

    1

    0,2

    -3  -5

    -4  -6

    -5  -7

    -6  -8

    -7  -9

    -8  -10

    G5

    0  -5

    -3  -8

    -5  -10

    2,5

    0,25

    1)The values are to be measured at the middle of the roller length

    Needle rollers are supplied with the barrel slightly crowned (see illustration below) in order to reduce edge stresses.

    The deviation from circular form shall be 0,5um for grade G2 and 1um for grade G5.

     

    Length and end faces

    DW

    LW

    Axial run-out, ts,of type B

    (as in ISO 1101)

    Over

    Upt to

    -

    3

    h13

    0,08

    3

    6

    0,12

     

    Corner dimensions

    DW

    r1,r2

    min

    r1

    max

    r21)

    max

    Over

    Up to

    -

    1,5

    0,1

    0,4

    0,6

    1,5

    3

    0,2

    0,6

    0,8

    3

    6

    0,3

    0,8

    1

    1) The values given are mean values; the transition between r2 and the lateral surface cannot be established exactly.



    JIANGSU WALLONG-HSIN MACHINERY ENGINEERING CORPORATION LTD has created a complete range in order to offer advanced solutions and an outstanding technical services. The application range includes:

    *High quality Bearings and components

    *Linear systems

    *Joints,hydraulic motors and oilers

    *Components for cars,motor bikes and bicycles