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

Air Carrier Eng Service INC

Holds 15 approved modifications, most of them for the Curtiss Wright C-46. FAA spelling: Air Carrier Eng Service Inc.

Approved modifications 15 · newest first

1961-01-01SA108SO · B-600-1 oil separator. · DC-4, C54-DC Series
1960-01-01SE54SO · Rework of R-1830-94 crankcase sections 82862, 91667 and 91845 for R-1830-92 engines. · R-1830 Series
1960-01-01SA53SO · B-500-1 oil separator. · C54-DC Series, DC-4
1960-01-01SA64SO · B-300 oil separator. · 404
1960-01-01SA92SO · B-600 or B-600-1 oil separator. · DC-3 Series
1960-01-01SA41SO · B-300B engine oil separator. · 440 Military C-131E, 340, 240 Series
1960-01-01SA117SO · Bergstrom BS-040-2 oil separator DL-040. · Super C-46/CW20-T, C-46/CW20-T, C-46 Series
1960-01-01SA55SO · B-500-2 oil separator. · DC-8 Series
1960-01-01SA5SO · B-300 oil separator. · 202, 202A
1960-01-01SA88SO · B-400 oil separator. · Super C-46/CW20-T, C-46/CW20-T
1960-01-01SA83SO · Oil separator B-300-1. · 1649A-98, 1049 Series, 49-46
1960-01-01SA118SO · BS-040-2 oil separator. · 340, 440 Military C-131E, 240 Series
1960-01-01SA240SO · Oil separator B500-2. · 188C, 188A
1960-01-01SA229SO · B-400 oil separator. · DC-6 Series, DC-6B (Navy R6D-1Z), DC-6
1960-01-01SA89SO · Oil separator B-300-1. · DC-7 Series

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