{"product_id":"ammeter-30-0-30-amps-battery-type-d-30-us-navy-pbm-5-mariner","title":"Ammeter 30-0-30 amps, Battery, Type D-30, US Navy PBM-5 Mariner","description":"\u003cp\u003eHere is an aircraft battery Ammeter, Weston model 606, type T-203, as appeared on the flight engineers panel of aircraft of the US Navy such as the patrol bomber \/ seaplane PBM-5 Mariner (see illustration showing the location on the panel from the PBM-5 flight manual dated 1944).  The battery ammeter indicates the current flow through the battery charging system. A \"zero center\" ammeter, during charging, shows a (+) positive reading indicating the current is flowing to the battery (charge). A (-) negative reading indicates current flowing away from the battery (discharge). Measures 2.25 inches diameter and ~2 inches deep.  On the face is marked \"BU AERO\" (Bureau of Aeronautics).  \u003c\/p\u003e\n\u003cp\u003eItem shipped may not be identical to item pictured here.\u003c\/p\u003e","brand":"Weston","offers":[{"title":"Default Title","offer_id":67754016669984,"sku":"wzi1791920785741","price":11.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1003\/7054\/6976\/files\/ammeter-30-0-30-amps-battery-type-d-30-us-navy-pbm-5-mariner_1.jpg?v=1791920791","url":"https:\/\/dailystylestore.shop\/products\/ammeter-30-0-30-amps-battery-type-d-30-us-navy-pbm-5-mariner","provider":"My Store","version":"1.0","type":"link"}