Overview

Quick Details

• Type:

• BALL

• Structure:

• Deep Groove

• Brand Name:

• Freerun

• Bore Size:

• 2.381 - 4.762 mm

• Outside Diameter:

• 5.97 - 7.938 mm

• Model Number:

• SR144ZZ,SR144TL,SR144TLZ

• Precision Rating:

• ABEC-5,ABEC-7,ABEC-9

• Seals Type:

• Open, ZZ (2 Metal Shields)

• Number of Row:

• Single row

• Place of Origin:

• Fujian, China

• Material:

• Stainless Steel  AISI440 (9Cr18),Ceramic Si3N4

• Cage/Retainer type:

• Crown

• Retainer material:

• Torlon,Polyamide-imide,Phenolic (Textolite)

• Balls:

• SI3N4 ceramic balls or stainless steel balls

• Quality-standard of balls:

• G3

• Lubracation:

• Oil, Dry or grease

• High speed:

• 350000 rpm-----450000 rpm

• Proceed:

• OEM/ODM welcome

• packing:

• Vacum poly bag and plastic tube pack

• surface finish:

• 1RA or better

Supply Ability

• Supply Ability

• 1500000 Piece/Pieces per   Month

Packaging & Delivery

• Port

• Fuzhou