Small and Medium-Sized Needle Roller Bearings: Two types: 1, Metal ... HK) 2, Steel plat(NA, TAF, TAF=NK) Small and Medium-Sized Needle Roller Bearings :Two types:1, Metal stamping(TLA ... TAF=NK). ISO 9001. Short delivery time. Manufacturer price, high qualityTypes of Designs:This kind of bearing has multiple structural ... ZZUU-NART...R...VR,NART...UUR...VUUR Small And Medium-Sized Needle Roller Bearings