F-- Piercing drawn cup needle roller bearings, full complement FY, YT-- full perforation drawn cup needle roller bearings (grease limit) FH, YTL-- full perforation drawn cup needle roller bearings (heavy Series) MF-- Drawn cup needle roller bearings, full complement MFH-- Drawn cup needle roller bearings, full complement code structure features a steel spring HF drawn cup roller clutches HF..KF plastic spring Drawn Cup needle roller clutch and bearing assembly HF..R steel springs Drawn cup roller clutches KRV72 needle roller bearings, the outer part of the knurled plastic spring HF..KFR drawn cup needle roller clutch and bearing assembly KRE72 needle roller bearings, the outer ring HFL spring steel knurled part Needle roller clutch and bearing assembly, plastic plain bearings or springs Rolling HFL..KF Needle roller clutch and bearing assembly, slide bearings or rolling bearing steel springs Drawn cup roller HFL..R needle clutch and bearing assembly, the outer part of the knurled plastic spring HFL..KFR drawn cup needle roller clutch and bearing assembly, knurled outer part. NUKRE62 needle roller bearings, needle roller governance (certified), needle roller bearings supplied by Linqing municipal and needle roller bearings plant. Linqing municipal and needle roller bearings plant (www.zhgzzc.com) Shandong Liaocheng, other leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Needle in governance and leadership with the staff warmly welcome all inquiries negotiations to create a better future governance and needle.