for NTN 6814 ZZ/2A 6814Z Deep Groove Ball Bearing 70mm ID 90mm OD 10mm Width
NTN 6814 ZZ/2A Deep Groove Ball Bearing, Round Bore, 70 mm ID, 90 mm OD, 10 mm Width, Double Shielded, Internal Clearance: CN. “2A” denotes a higher level of precision compared to a standard “A” grade bearing.