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

Ocr Aviation

Named as the FAA publishes it on its approvals.

Holds 5 approved modifications, most of them for the Cessna 402. FAA spelling: OCR Aviation.

Approved modifications 5 · newest first

2017-12-01SA2872SW · Installation of wing nacelle locker tanks. · 310P, T310R, 310R
2017-12-01SA2993SW · Installation of nose fuselage fuel tank. · 404, 421B, 402C
2017-12-01SA3822WE · Installation of 34-gallon auxiliary fuel tanks in each wing. · 320B, 320F, 320E
2017-12-01SA3930WE · Installation of 37.5 gallon auxiliary fuel tanks in each wing. (414 THRU S/N 414-0350) · 402A, 401, 401A
2017-12-01SA3789WE · Installation of 36-gallon auxiliary fuel tanks in each wing. (THRU S/N 310Q-0600) · T310P, 310Q, 310P

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.