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

Chamberlain Aviation INC

Holds 33 approved modifications, most of them for the Martin 404. FAA spelling: Chamberlain Aviation Inc.

Approved modifications 33 · newest first

1996-01-01SA1-74 · Air step door. · 18 Series
1996-01-01SA1-62 · E18S wing tips Beech 414-18, 1500-610 right and -609 left. · C-45 Series, 18 Series
1980-05-30SA1-180 · Floor lowered between stations 283 and 476 (6 inch at station 283, 0 inch at station 473). · Army B-23
1970-06-30SA1-260 · 1014C-C radome assembly for 22 inch Collins antenna. · DC-3 Series, DC-3 Series
1970-06-05SA1-597 · Collins WP-103 antenna mounts for 12-inch WP-103 antenna and 18-inch WP-103 antenna. · 18 Series
1970-06-05SA1-338 · Underseat radar scope mounts for: RCA 5-inch AVQ-50, Collins 4-inch WP-103, and RCA 5-inch AVQ-55/AVQ-20. · 18 Series
1970-06-05SA1-643 · Radar antenna mounts: 296-01 for 12-inch Collins WP-103 antenna; 296-03 12-inch RCA AVQ-55 antenna and 296-02for... · 65 Series
1970-05-04SA1-419 · RCA 5-inch AVQ-50 indicator and underseat mount. · Lockheed 18
1970-05-04SA1-234 · 12 inch AVQ-50 antenna mount. · 18 Series
1970-05-04SA1-226 · 18 inch AVQ-50 antenna mount. · 18 Series
1965-06-05SA52EA · Underseat radar scope mount 299-05 for RCA 5-inch AVQ-55/ AVQ-20 radar. · 18 Series
1961-01-01SA1-136 · Replacement fiberglass nose cap 237. · 18 Series
1960-01-01SA1-656 · Radome assembly 3008. · 440 Military C-131E, 240 Series
1960-01-01SA1-632 · Radome 2017, P/N 2017X-R for12-inch AVQ-50 antenna. · M.S. 760
1960-01-01SA1-60 · Fiberglass nose bowl assemblies 1005-01-100 through -800. · 18 Series, C-45 Series
1960-01-01SA1EA · Full contour tail gear doors 312. (Eligible on Models D18S, C45C, C45H, TC45G and TC45H when tail wheel modified per... · C-45 Series, 18 Series
1960-01-01SA1-560 · 2010X Series readome. · 202A, 202
1960-01-01SA76EA · Radome assembly 3016. · DC-7 Series, DC-6 Series, DC-6B (Navy R6D-1Z)
1960-01-01SA1-75 · 1004-X radome assembly on aircraft using Bendix radar units. · Army B-23
1960-01-01SA1-76 · Full contour tail gear doors 215. · 18 Series, C-45 Series
SA1-184 · Bendix red bank 30 E 20-11A generator with Curtiss-Wright424010 gearing adapter on aircraft equipped with Wright... · Army B-23
SA1-264 · Radome assembly 2006X-R for RCA AVQ-50 weather antenna system. · Lockheed 18
SA1-168 · Stabilizer tips 147 and bullet fairings 210. · Lockheed 18
SA1-130 · Relocation of pitot and static source on aircraft with radome assembly. · Army B-23
SA1-223 · Radome assembly 2007X-R. · Lockheed 18
SA1-109 · Floorboard. · Army AT-11
SA1-174 · Hartzell HC-93Z30-2C/10152-5 1/2 propellers. · 18 Series
SA1-178 · Nose radio rack with nose extension per STC SA1-75. · Army B-23
SA1-46 · Fiberglas fuselage to wing fillet installation and fuel tank vent lines relocated. · Army B-23
SA1-355 · Increase to 9,000 lbs. gross weight and 450 hp. · C-45 Series, 18 Series
SA1-524 · 2010X Series radomes. · 404
SA1-243 · Combination of following STC's: SA1-60 fiberglass nose bowl; SA1-61 auxiliary wing tanks; SA1-62 E18S wing tips;... · 18 Series
SA1-528 · 1010 Series radomes. · 404

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.