NTN BA250-4A Bearing 120BA16 BA230-7A Angular Contct Bearing NTN/NSK Skype/Wechat/Whatsapp:+8618963592618 Email:perfectbearing@perfectbearing.com Website: www.perfectbearing.com 1. NTN BA250-4A Bearing Specification: 1). Bearing Models: BA290-3A 2). Bore Diameter( mm ): 250 3). Outer Diameter( mm ): 330 4). Width( mm ):38 Excavator bearing are used for the application of excavator machinery.Skype/wechat/whatsapp-eight six one eight nine six three five nine two six one eight This kind of angular contact ball bearing has big contact angle(40 degree),so can undertake big axial load,and aslo axial and radial allied load.Moreover it can carry heavier load capacity than the same size bearings because it has more balls inside.It is widely used for all imported excavator./perfectbearing#perfectbearing#com 2. NTN Excavator Bearing Ranges: AC5033,AC5836,AC4632,AC4615,AC4629,AC4531,AC4631,AC423040-1,AC4630,AC6037-1,AC523438-1,BA152-2306,BA222-1WSA,BA220-6SA,BA220- WSA,210BA29V,2