Norman Filter low pressure assemblies' products range from 0-500 PSI and up to 300 GPM flow rates for Petroleum亿万先生001 based applications. Standard product has a wide range of inlet/outlet options that include straight thread, pipe thread, 4 Bolt Mtg and flange. NFC offers product in cast aluminum and aluminum/steel. Clogging indicators, bypass relieve valve, bowl drains and guage ports are available options. Available micron ratings range from 1um to 560 um.