1.ZWZ cylindrical roller bearing NCF18/630V .C4 2. N,NJ,NU,NUP NFseries 3.short deal /competitive price 4.High Precision 1. product specification:(1) precision: P4, P5, P6, P0(2) process range: from id 60 mm to OD 1600 mm(3) clearance: C1, C2, C3, C4, C5(4) material: GCr15, GCr15SiMn, 20Cr2Ni4A(5) series: NU, N, NF, NFP, NJ, NU+HJ, NJ+HJ, NJ…N, NUP(6)structure: brass cage(7) service: OEM services ...