Current Location：Products:Roller and Needle
We have created a complete range in order to offer advanced solutions and an outstanding technical services. The application range includes:
*High quality cylindrical roller Bearings,cross roller bearing components
*Linear systems rollers,linear guide ways roller,linear seat tracks roller
*Water Pump roller,hydraulic motors roller and oilers roller
*Driving shaft, universal joint roller,,tripod joints for automobile
*Furniture sliding and Hintage needle roller
*Starter clutches roller pin
*Planetary gear boxes pin
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. | ||||
| 0.0771"X0.0495" | 10x17mm | 18X32mm | 2x12mm | 3X12.8mm | 4x17.8mm | 5x39.8mm | 7x13mm |
| 0.0854"X0.64" | 10x19mm | 18X36mm | 2X13.8mm | 3X13.8mm | 4X19.8mm | 5x49.8mm | 7X14mm |
| 1"X40mm | 10x20mm | 19x19mm | 2X15.8mm | 3x14mm | 4X20mm | 5x5mm | 7x16mm |
| 1.0x7.8mm | 10x22mm | 19X28mm | 2X15mm | 3x15.8mm | 4X21.8mm | 5X7mm | 7x17mm |
| 1.25x3.2mm | 10x25mm | 1x11.8mm | 2x17.8mm | 3x17.8mm | 4x22.8mm | 5x8mm | 7x18mm |
| 1.48x10.8mm | 10x26.5mm | 1x3.8mm | 2X19.8mm | 3x18mm | 4x23.8mm | 5X9mm | 7x19.9mm |
| 1.558x12.7mm | 10x28mm | 1x7.8mm | 2x21.8mm | 3X19.8mm | 4x25.8mm | 6.35X19.05mm | 7x20mm |
| 1.5x11.8mm | 10x29.5mm | 1x8.8mm | 2x4.65mm | 3x21.8mm | 4x31.8mm | 6.35X25.4mm | 7x21mm |
| 1.5x13.8mm | 10x30mm | 1x9.8mm | 2X4mm | 3X23.8mm | 4x34.8mm | 6.5*20 | 7x24mm |
| 1.5x15.8mm | 10x40mm | 2.275X12.7mm | 2x5.8mm | 3X27.8mm | 4x38mm | 6.5X27.8mm | 7x35mm |
| 1.5x16mm | 10x50mm | 2.377X29.8mm | 2x6.3mm | 3x29.8mm | 4x39.8mm | 6.99X8mm | 7x36.8mm |
| 1.5x2.5mm | 10x60mm | 2.5x10.8mm | 2X7.8mm | 3x38mm | 4X6mm | 6X10mm | 7x41mm |
| 1.5X2mm | 11X11mm | 2.5x11.8mm | 2x8.8mm | 3x45mm | 4x7.5mm | 6X12mm | 7X8mm |
| 1.5x5.3mm | 11x15mm | 2.5x13.8mm | 2X9.7mm | 3x5mm | 4x7mm | 6x14mm | 7X9mm |
| 1.5x5mm | 11x35.4mm | 2.5X15.3mm | 2x9.8mm | 3x8mm | 4x8.3mm | 6X16.5mm | 8X10mm |
| 1.5x7.8mm | 12.5x22mm | 2.5x15.8mm | 3.0x15.80mm | 3x9.8mm | 4x8mm | 6x17.8mm | 8X12mm |
| 1.5x9.3mm | 12x12mm | 2.5x17.8mm | 3.0x17.80mm | 4 H6X6.75 | 4x9.8mm | 6x18mm | 8X14mm |
| 1.5x9.8mm | 12x14mm | 2.5x19.8mm | 3.175X25.4mm | 4.495x10mm | 5.56X14mm | 6X19.9mm | 8X16mm |
| 1.5x9mm | 12x16mm | 2.5x23.8mm | 3.175X28.5mm | 4.5X10mm | 5.5mmX6mm | 6x20mm | 8x17mm |
| 1.6X11.6mm | 12x18mm | 2.5X27.8mm | 3.177X12.8mm | 4.754X30.1mm | 5.5X21.7mm | 6x21.8mm | 8x18mm |
| 1.6x13.8mm | 12x20mm | 2.5x7.8mm | 3.5X11.8mm | 4.76X25.4mm | 5.5x8mm | 6x24mm | 8x20mm |
| 1.6X19mm | 12x22mm | 2.5x9.8mm | 3.5x13.8mm | 4.93X23.8mm | 5.996x12mm | 6x29.8mm | 8x24.5mm |
| 1.6X20.4mm | 12x24mm | 2.779X21.69mm | 3.5X15.75mm | 4.996x8mm | 5.996x6mm | 6x30mm | 8x24mm |
| 1.6X8.4mm | 12x40mm | 20x19.6mm | 3.5x17.8mm | 40X39.2mm | 5X10mm | 6x32mm | 8x26mm |
| 1.7X9.8mm | 13x13mm | 20X20mm | 3.5X19.8mm | 40X40mm | 5x12mm | 6x37mm | 8x30mm |
| 1.8mmX6mm | 13x20mm | 20x30mm | 3.5x21.8mm | 40x65mm | 5x13.8mm | 6x39.8mm | 8X40mm |
| 1.8X14mm | 14x14mm | 2-1/4"x1.492" | 3.5x25.8mm | 42X41.4mm | 5x15.8mm | 6x40.3mm | 8x8mm |
| 1.8X16mm | 14x20mm | 21x21mm | 3.5x29.8mm | 42X42mm | 5x15mm | 6x41mm | 9*10mm |
| 1.8X18.5mm | 14X34mm | 21x22mm | 3.5x34.8mm | 46x72mm | 5x16.8mm | 6x43mm | 9x14mm |
| 1.8X21mm | 14X56mm | 22X22mm | 3.5x6.65mm | 48x76mm | 5x17.8mm | 6x59.8mm | 9x17mm |
| 1.8X8mm | 15X14.6mm | 22x34mm | 3.5x8.3mm | 4x10mm | 5X17mm | 6x6mm | 9x18mm |
| 1/4"x1/2" | 15X15mm | 24X23.4mm | 3/16"x3/4" | 4x12.65mm | 5x19.8mm | 6X7.2mm | 9x27.5mm |
| 1/4"x5/8" | 15x22mm | 24x24mm | 30X29.4mm | 4x12.8mm | 5X20mm | 6X77 | 9x9mm |
| 1/8"x2" | 15x30mm | 24x36mm | 30x29.5mm | 4x13.8mm | 5x21.8mm | 6x8mm | 1.81x3.5mm |
| 1/8"X21.4mm | 16x16mm | 25.0x24.4mm | 30X30mm | 4x14.8mm | 5X24.8mm | 6x9mm | 2x10mm |
| 10.5X30mm | 16x24mm | 25x25mm | 30x48mm | 4x14mm | 5x25mm | 7.5X7.5mm | 2x8mm |
| 10.99x19mm | 17x17mm | 25x36mm | 32.0x32mm | 4x15.6mm | 5x27.8mm | 7.938X25.4mm | |
| 10X10mm | 17x24mm | 26x26mm | 36X35.4mm | 4x15.8mm | 5x29.8mm | 7.995x12mm | |
| 10X14mm | 18x18mm | 28x28mm | 36x36mm | 4x16.8mm | 5X30mm | 7x10mm | |
| 10X16.8mm | 18X26mm | 2x11.8mm | 3x11.8mm | 4x16mm | 5x33.8mm | 7x12mm |
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