Type Tubing Size (mm) Profile Size (in) Profile Size (mm) No-Go mm (in) Seating CupOtis 'X' 60.3 1.875 47.63 None 1 7/8" + 30Otis 'X' 73.0 2.313 58.75 None 2 1/4" + 90Otis 'X' 88.9 2.750 69.85 None 2 3/4" + 30

Otis 'XN' 60.3 1.875 47.63 45.49 1 7/8" + 30Otis 'XN' 73.0 2.313 58.75 56.01 2 1/4" + 90Otis 'XN' 88.9 2.750 69.85 66.93 2 3/4" + 30Baker 'F' 60.3 1.781 45.24 None 1 25/32" + 30Baker 'F' 60.3 1.812 46.02 None 1 25/32" + 60Baker 'F' 60.3 1.875 47.63 None 1 7/8" + 30Baker 'F' 73.0 2.250 57.15 None 2 1/4" +30Baker 'F' 73.0 2.312 58.72 None 2 1/4" + 90Baker 'F' 88.9 2.750 69.85 None 2 3/4" + 30Baker 'F' 88.9 2.812 71.42 None 2 25/32" + 60Baker 'R' 60.3 1.781 45.24 43.89 1 25/32" + 30Baker 'R' 60.3 1.812 46.02 44.70 1 25/32" + 60Baker 'R' 60.3 1.875 47.63 45.24 1 7/8" + 30Baker 'R' 73.0 2.250 57.15 55.80 2 1/4" +30Baker 'R' 88.9 2.750 69.85 68.50 2 3/4" + 30API PSN 60.3 1.780 45.21 None 1 25/32" + 30API PSN 73.0 2.280 57.91 None 2 1/4" + 70API PSN 88 9 2 780 70 61 N 2 3/4" 70

Common Seating Nipple Dimensions

API PSN 88.9 2.780 70.61 None 2 3/4" + 70Otis 'R' 60.3 1.500 38.10 NoneOtis 'R' 60.3 1.710 43.43 NoneOtis 'R' 60.3 1.781 45.24 NoneOtis 'R' 60.3 1.875 47.63 NoneOtis 'R' 73.0 1.875 47.63 NoneOtis 'R' 73.0 2.000 50.80 NoneOtis 'R' 73.0 2.125 53.98 NoneOtis 'R' 73.0 2.188 55.58 NoneOtis 'R' 88.9 2.313 58.75 NoneOtis 'R' 88.9 2.562 65.07 None

Otis 'RN' 60.3 1.710 43.43 39.62Otis 'RN' 60.3 1.781 45.24 41.66Otis 'RN' 60.3 1.875 47.63 43.59Otis 'RN' 73.0 2.125 53.98 49.2Otis 'RN' 73.0 2.188 55.58 51.05Otis 'RN' 88.9 2.562 65.07 59.16