Figure 1: Pin insulator class 55-1

Figure 2: Pin insulator class 55-2

    Note:  (1) ”C” neck

                       (2) All dimensions are in inches    

                       (3)Porcelain or metallic thread

Figure 3: Pin insulator class 55-3

Note for 55-3:(1) ”C” neck

             (2) All dimensions are in inches    

                                                               (3)Porcelain or metallic thread

Figure 4: Pin insulator class 55-4

                           Note for 55-4:   (1) ”F” neck                                                                

              (2) All dimensions are in inches    

                                                                 (3)Porcelain or metallic thread

Figure 5: Pin insulator class55-5

                          Note for 55-5: (1) ”F” neck   

                                                (2) All dimensions are in inches

                                                (3)Porcelain or metallic thread

Figure 6: Pin insulator class55-6

                                   Note for 55-6:  (1) ”J” neck

                                                          (2) All dimensions are in inches

                                                          (3) Porcelain or metallic thread

Figure 7: Pin insulator class 55-7

                                                    Note for 55-7: (1) ”J” neck                                                    

                                                                                                                                 (2) All dimensions are in inches                                                  

                                                                                                                                 (3)Porcelain or metallic thread