Ounces per fluid ounce (US) to pounds per quart (US) conversion calculator above calculates how many pounds per quart (US) are in 'X' ounces per fluid ounce (US) (where 'X' is the number of ounces per fluid ounce (US) to convert to pounds per quart (US)). In order to convert a value from ounces per fluid ounce (US) to pounds per quart (US) (from oz/fl oz to lb/qt) simply type the number of oz/fl oz to be converted to lb/qt and then click on the 'convert' button.