... , J55, K55, N80, M65, L80, C90, C95, T95, P110, Q125LengthR1, R2, R3StandardAPI SPEC 5CTApplicationServes as walls of a wellPackingBundle or bulkCasing ... .375339.7212.615320.42J55K550.3809.6512.415315.34J55K55N800.48012.19 M-60 API 5CT casing pipe