4.0*3.90 Precision Needle Roller for Grinding Machine Linear Guides

• Customized: Customized
• Certification: ISO
• Standard Parts: Yes
• Universal: Yes
• Type: Bearing Roller
• Material: Chrome Steel
• Model NO.: 4.0*3.90
• Transport Package: Industry Package
• Specification: 4.0*3.90
• Trademark: SUMA or OEM
• Origin: Changzhou
• HS Code: 8482910000
• Production Capacity: 1000000PCS/Month

Product Description

4.0*3.90 Precision Needle Roller For Grinding Machine Linear Guides

Main Parameter

Name	V Series Guide Rollers
Model	4.0*3.90
Material	GCR15, SUJ2 , AISI52001
Hardness	HRC60-65
Out Diameter Tolerance	0.001mm
Length Tolerance	+0/-0.02mm
Parallelism	0.01mm
Perpendicularity	0.01mm
Endface runout:	0.01mm
Roundness:	0.0005mm
Roughness	Ra0.06um

 

Nomal Spec.

V3.0*2.90	V4.0*3.90	V5.0*4.90
V6.0*5.90	V9.0*8.90	V12*11.85

Main Uses

1: Crossed roller linear guides
2: Cylindrical roller type linear rails
3: Anti-creep crossed roller linear guide
4: Crossed roller bearings
5: Linear bearings, linear motors, 
6: oneway bearings oneway clutches
7: Heavy-load linear rails, linear rails for CNC and some other rails.