TM 55-1930-209-14&P-10 Adapters for Conduit and Fittings For use on Type J Plugs and Connectors Accessories Adapters are tapped NPT standard pipe thread  to accommodate rigid conduit or standard connectors for armored and non-metallic cable or flexible conduit. JPA 64 PLUG OR CONNECTOR SIZES Tapped Tapped Hole Hole 30 Amp.   Size 60 Amp.   Size Catalog No.   NPT Catalog No.   NPT JPA31 1/2" JPA63 1" JPA32 3/4" JPA64 1-1/4" JPA33 I" JPA65 1-1/2" Notes: Material  -  Cast  aluminum,  corrosion-resistant  copper- free   alloy,   natural   finish.         Furnished   complete   with gasket and screws. When  standard  plugs  or  connectors  are  required  to  be furnished   equipped   with   one   of   the   above   adapters, suffix the catalog number of the adapter selected to the catalog Tapped Tapped Hole Hole 100 Amp.   Size 200 Amp.   Size Catalog No.   NPT Catalog No.   NPT JPA104 1-1/4" JPA205 1-1/2" JPA105 1-1/2" JPA206 2" JPA106 2" JPA207 2-1/2" number of the plug or connector.   Complete list price is the total of the list price of the device plus the list price of the adapter. Example: Cat.   No.   JPS634H with adapter tapped 1- inch would be Cat.   No.   JPS634H-JPA63. Cup Caps for Type JPS Plugs Amperes Catalog No. 30 F30717A 60 F30718A 100 F30814A 200 F30815A Cup Caps are used: •  Where  portable  equipment  is  on  a  standby basis and plugs are not in use. •     To     effectively     protect     insulation     and contacts  from  excessive  moisture,  dirt,  dust and corrosion. Material  -  cast  aluminum,  corrosion-resistant copper-free   alloy,   natural   finish,   with   steel Cadmium Plate Chain. J1-17