loose needle rollers(NRA,NRB) or products clutches, cams, cage assemblies! precision bearing rollers, hardened needle rolling elements(G2G3) for bearing! needles, rollers, pins, miniature shafts manufacture!

Font: Normal mid large Print Close Bookmark
where's sizes of precision needle hrust bearing rollers, miniature shafts supplier? how to buy custom needle rollers elements only, dowels, pins, or miniature shafts?

needle rollers producers are precision parts of needle rollers bearing. they are mainly used as bearing rolling elements. end configurations include flat, spherical,and cone shaped. they can also serve as precision shafts or as locating pins in some applications etc.

we have over 20 years of manufacturing experience of precision needle rollers,cylindrical rollers and tapered rollers or in china. we specialize in super short rollers and superfine needles,not any one of the manufacturers had so much stocks as us.

we supply high quality manufactured needle rollers in hardened steel, in both inch and metric sizes. dowel pins are available in pull and plain design. we also custom manufacture special dowel pins to your specification, and will be pleased to offer our quotation upon receipt of your detailed requirements.

for the manufacturing process, production new rollers need huge quantities. we had such stock, delivery time: send to europe, USA, or canada only 3-5 work days.

the table is priority standard sizes of needle rollers,more stock or detail,such as diameter 0.5,1 2,3,4,5,6,7,8(mm)etc. please E-mail to me.

we also manufactures precision cylindrical rollers and needle rollers according to customer's drawing.

standard sizes of needle rollers and cylindrical rollers

loose needle rollers,cylindrical pins, needle rolling elements,
φ1x5.8φ1x6.8φ1x7.8φ1x9.8
φ1.5x5.8φ1.5x6.8φ1.5x7.8φ1.5x9.8φ1.5x11.8φ1.5x13.8
φ2x6.8φ2x7.8φ2x9.8φ2x11.8φ2x13.8φ2x15.8φ2x17.8φ2x19.8
φ2.5x7.8φ2.5x9.8φ2.5x11.8φ2.5x13.8φ2.5x15.8φ2.5x17.8φ2.5x19.8φ2.2x21.8
φ2.5x23.8
φ3x9.8φ3x11.8φ3x13.8φ3x15.8φ3x17.8φ3x19.8φ3x21.8φ3x23.8
φ3x25.8φ3x27.8φ3x29.8
φ3.5x11.8φ3.5x13.8φ3.5x15.8φ3.5x17.8φ3.5x19.8φ3.2x21.8φ3.5x23.8&phi 3.5x25.8
φ3.5x27.8φ3.5x29.8φ3.5x34.8
φ4x11.8φ4x13.8φ4x15.8φ4x17.8φ4x19.8φ4x21.8φ4x23.8φ4x25.8
φ4x27.8φ4x29.8φ4x34.8φ4x39.8
φ5x15.8φ5x17.8φ5x19.8φ5x21.8φ5x23.8φ5x25.8φ5x27.8φ5x29.8
φ5x34.8φ5x39.8φ5x49.8
φ6x17.8φ6x19.8φ6x21.8φ6x23.8φ6x25.8φ6x27.8φ6x29.8φ6x34.8
φ6x39.8φ6x49.8φ6x59.8
loose needle rollers,cylindrical rollers, needle rolling elements, bearing,precision needle rollers
precision needle rollers, needle roller bearing pins
diameter tolerance +0/-0.005, +0/-0.003, +0/-0.002,
length tolerance +/-0.015, +/-0.01, +0/-0.015, +/-0.025,+0/-0.005
radius(NRB) R0.03-R0.3
parallelism 0.01, 0.005
perpendicularity 0.01, 0.005
circularity 0.001
cylindricity 0.001
roughness Ra0.1
Hardness HRC58-65(chrome steel) HRC55-58(stainless steel)
ends or body NRA,NRB,crowned,tips,hollow,grooved etc.
grouping 0.001mm,0.002mm,0.003mm or 0.0005mm
materials chrome steel,stainless steel,ceramics,Si3N4, ZrO2, tungsten carbide.
needle rollers, needle roller bearings, miniature pins, needle rollers suppliers, precision shafts
©[2016]YDtech™ all rights reserved! steel balls needle rollers cylindrical rollers tapered rollers spherical rollers ultra short rollers