Richfield Oil Company
Named as the FAA publishes it on its approvals.
Holds 4 approved modifications. FAA spelling: Richfield Oil Company.
Approved modifications 4 · newest first
1960-01-01SA4-1102 · Cabin window. · 18 Series
1960-01-01SA4-509 · Gross weight increased to 9,000 lbs. with powerpack STC SA4-125; Southwind heater STC SA4-126; and horizontal... · 18 Series
1960-01-01SA276WE · Carburetor air filter and scoop. · 18 Series
1960-01-01SA4-1110 · Baggage compartment. · 18 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.