Several tolerances are available, the number behind the name represents the tolerance on ONE side of the diameter. Meaning that a tolerance of 0.1 is in actuality 0.2 mm smaller than the diameter it must fit into.
*Use superglue to assemble the bobbins. I've had it happen that the tension of the thread separates the 2 parts even though there was a good press fit.
9033P bobbin for my Pfaff Hobbymatic 807
Should be compatible with Pfaff Sewing Machine Models 90, 91, 92, 93, 94, 95, 96, 97, 130, 138, 229, 230, 234, 238, 259, 260, 261, 262, 284, 285, 285-1, 294, 295, 295-1, 296, 296-1, 297, 297-1, 300E, 331, 332, 333, 335, 360, 362, 368, 437, 438, 439, 463, 480, 801, 803, 806, 807, 809, 875, 876, 900, 904, 905, 906, 907, 916, 917, 919, 919-1, 927, 933, 935, 939, 946, 947, 953, 955, 975, 1000, 1011, 1013, 1014, 1015, 1018, 1019, 1027, 1029, 1035, 1037, 1047, 1050, 1051, 1067, 1069, 1071, 1100, 1147, 1150, 115
The author hasn't provided the model origin yet.