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bearings NN4926/P2 makers in Sri Lanka

ABEC precision levels, ABEC-1, ABEC-3, ABEC-5, ABEC-7, and ABEC-9 are the equivalent to ISO precision levels P0, P6, P5, P4, and P2 respectively.

Bearlng accuracy are respectlvely P0, P6 , P5 , P4 and P2 flve class , whose accuracy Increased. Multiple level rolling mill block bearing P4 Tolerance class.

o Ultra high speed double row cylindrical roller bearings Precision class P5:JIS class 5 P2:JIS class 2. P4:JIS class 4 NNU4926 NNU4926K NN4926.

White Paper on bearing tolerance and precision levels including definitions and specifications of ABEC and RBEC precision levels . ABEC 9, Class 2, P2