Product Description
N: outer ring without edge, NU: inner ring without edge other you can also understand: NF: outer ring single edge NFP: outer ring single edge, flat ring NA: outer ring with double lock needle bearing RN: outer ring RN: no outer ring NJ: inner ring single edge NUP: inner ring single edge, flat ring NH: inner ring single edge, with diagonal ring NUJ: inner ring without edge, with diagonal ring RNU: no inner ring NN: double column cylinder roller bearing NNU: inner ring without gear edge double column roller bearing
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