Precision Needle roller bearings: Two types: 1, Metal stamping(TLA, TA, TLA=HK) 2, Steel plat(NA, TAF, TAF=NK) . ISO9001 . Short delivery time . Manufacturer price, high quality Types of Designs: This kind of bearing has multiple structural styles for the choice of customers, such as narrow & broad series, with or without inner races, cages, ribs or sealings. It can be designed according to the special structural requirements of customers as well. Product Precision Accuracy: Dimensional tolerance and geometrical accuracy is based on GB/T5801. Mutual difference of needle roller diameter is 2μ M, and the precision grade is G2 (ISO GB309). The diameter of inscribed circle conforms to tolerance grade F6 before the fitting of outer ring with cage and roller assembly. Bearing radial running clearance conforms to the value defined by 0 group of GB/T4604. Special precision grade is based on GB/T307.1 For fuller information on the special requirements of bearing running clearance, inscribed circle and precision grade, please contact this company.
