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                    FAN-PEDIA                                                                                                                                                                                                                           SPARK RESISTANT
                     Published by                                                                    AEROVENT.COM
                       Aerovent                                                                                                                                                                                                                               CONSTRUCTION
                         ©2017
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                                           AMCA Type A                                                                                                                                                              AMCA Type B & C

                                                                                                                                      Typical Non Ferrous Materials
                                    NON-FERROUS CONSTRUCTION                                                                                           -Aluminum                                                         NON-FERROUS CONSTRUCTION
                                                         - HOUSINGS                                                                       -Aluminum/Nickel/Bronze                                                        1 - PROPELLER/IMPELLER (Type B)
                                            - PROPELLER/IMPELLER                                                                                         -Monel                                                                       2 - RUB PLATE (Type C)
                                                        - FASTENERS                                                                                      -Copper                                                              (FOR NON FERROUS PROPS, USE TYPE B)
                                                            - SLEEVE                                                                                      -Brass
                                                                                                                                                         -Bronze                                                                   STEEL CONSTRUCTION
                                                                                                                                                                                                                                              - HOUSINGS
                                            OTHER CONSTRUCTION                                                                                                                                                                               - FASTENERS
                                           - STAINLESS STEEL SHAFT                                                                 Construction varies by model.
                              - MILD STEEL MOTOR MOUNT PLATE,                                                                                                                                                                                     - SHAFT
                                   WEATHER COVER & BELT GUARD                                                                                                                                                            Note: Type B uses restrained bearings
                                                                                                                                                                                                                (Slotted Steel Spring Pins or Bearing Stop Blocks)
                                    Note: Type A uses restrained bearings                                                      NOTE: BEARINGS NOT ALLOWED IN
                          (Slotted Steel Spring Pins or Bearing Stop Blocks)                                                         AIRSTREAM FOR TYPE A, B, C
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