The U.S. aircraft register, updated daily
Who holds what · as the FAA records the name

Superior Flow Company

Named as the FAA publishes it on its approvals.

Holds 3 approved modifications. FAA spelling: Superior Flow Company.

Approved modifications 3 · newest first

2017-10-31SE325SW · Full flow oil filter. · IO-470 Series, O-470 Series
2017-10-31SA401SW · Full flow oil filter. · 23 Series
1960-01-01SA358GL · Carburetor air filter (dry type). · 35 Series, 35 Series

Source: FAA Dynamic Regulatory System (type certificate data sheets, supplemental type certificates, parts manufacturer approvals, technical standard order authorisations). An organisation's name is as the FAA spelled it on each record; related spellings are separate pages.