The U.S. aircraft register, updated daily
Approved modifications · supplemental type certificate · historical · amended

SA2350NM (PAGE 2)

Installation of Electronics International Inc Digital carburetor/outside air temperature gauges listed on the attached continutation sheet and the associated accessories. Held by Electronics International, which holds 21 approved modifications in all. Last revised May 26, 1987. System: engine.

What it applies to

Kind of product
Aircraft
Design holder
Arizona Aerospace Foundation; Arizona Aerospace Foundation; Augustair Inc.; Augustair Inc.; Augustair Inc.; Axelson Machine Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Cessna Aircraft Company; Consolidated Vultee Aircraft Corporation Stinson Division; Consolidated Vultee Aircraft Corporation Stinson Division; Consolidated Vultee Aircraft Corporation Stinson Division; Consolidated Vultee Aircraft Corporation Stinson Division; Consolidated Vultee Aircraft Corporation Stinson Division; Consolidated Vultee Aircraft Corporation Stinson Division; Consolidated Vultee Aircraft Corporation Stinson Division; Consolidated Vultee Aircraft Corporation Stinson Division; Consolidated Vultee Aircraft Corporation Stinson Division; Consolidated Vultee Aircraft Corporation Stinson Division; Consolidated Vultee Aircraft Corporation Stinson Division; Consolidated Vultee Aircraft Corporation Stinson Division; Consolidated Vultee Aircraft Corporation Stinson Division; Consolidated Vultee Aircraft Corporation Stinson Division; Consolidated Vultee Aircraft Corporation Stinson Division; Consolidated Vultee Aircraft Corporation Stinson Division; Consolidated Vultee Aircraft Corporation Stinson Division; Consolidated Vultee Aircraft Corporation Stinson Division; Consolidated Vultee Aircraft Corporation Stinson Division; Consolidated Vultee Aircraft Corporation Stinson Division; Consolidated Vultee Aircraft Corporation Stinson Division; Consolidated Vultee Aircraft Corporation Stinson Division; Consolidated Vultee Aircraft Corporation Stinson Division; Consolidated Vultee Aircraft Corporation Stinson Division; Consolidated Vultee Aircraft Corporation Stinson Division; Consolidated Vultee Aircraft Corporation Stinson Division; Consolidated Vultee Aircraft Corporation Stinson Division; Consolidated Vultee Aircraft Corporation Stinson Division; Consolidated Vultee Aircraft Corporation Stinson Division; Consolidated Vultee Aircraft Corporation Stinson Division; Consolidated Vultee Aircraft Corporation Stinson Division; Consolidated Vultee Aircraft Corporation Stinson Division; Consolidated Vultee Aircraft Corporation Stinson Division; CPAC Inc.; CPAC Inc.; CPAC Inc.; CPAC Inc.; Curtiss-Wright Corporation; Interceptor Aircraft Corporation; Interceptor Aircraft Corporation; Interceptor Aircraft Corporation; Interceptor Aircraft Corporation; Interceptor Aircraft Corporation; Lavia Argentina S.A. (Laviasa); Lavia Argentina S.A. (Laviasa); Lavia Argentina S.A. (Laviasa); Lavia Argentina S.A. (Laviasa); Lavia Argentina S.A. (Laviasa); Lavia Argentina S.A. (Laviasa); Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Piper Aircraft Inc.; Robinson Helicopter Company; Robinson Helicopter Company; Robinson Helicopter Company; Robinson Helicopter Company; Rust Robert E.; Rust Robert E.; Rust Robert E.; Sierra Hotel Aero Inc.; Sierra Hotel Aero Inc.; Sierra Hotel Aero Inc.; Sierra Hotel Aero Inc.; Sierra Hotel Aero Inc.; Sierra Hotel Aero Inc.; Sierra Hotel Aero Inc.; Sierra Hotel Aero Inc.; Sky Enterprises Inc.; Stearman Aircraft Company; Stearman Aircraft Company; Stearman Aircraft Company; Stearman Aircraft Company; Stearman Aircraft Company; Stearman Aircraft Company; Stearman Aircraft Company; Stearman Aircraft Company; STOL Aircraft Corporation; Taylorcraft 2000 LLC; Taylorcraft 2000 LLC; Taylorcraft 2000 LLC; Taylorcraft 2000 LLC; Taylorcraft 2000 LLC; Taylorcraft 2000 LLC; Taylorcraft 2000 LLC; Taylorcraft 2000 LLC; Taylorcraft 2000 LLC; Taylorcraft 2000 LLC; Taylorcraft 2000 LLC; Taylorcraft 2000 LLC; Taylorcraft 2000 LLC; Taylorcraft 2000 LLC; Taylorcraft 2000 LLC; Taylorcraft 2000 LLC; Taylorcraft 2000 LLC; Taylorcraft 2000 LLC; Taylorcraft 2000 LLC; Taylorcraft Inc.; Taylorcraft Inc.; Taylorcraft Inc.; Taylorcraft Inc.; Taylorcraft Inc.; Taylorcraft Inc.; Taylorcraft Inc.; Taylorcraft Inc.; Taylorcraft Inc.; Taylorcraft Inc.; Taylorcraft Inc.; Taylorcraft Inc.; Taylorcraft Inc.; Taylorcraft Inc.; Univair Aircraft Corporation; Univair Aircraft Corporation; Univair Aircraft Corporation; Univair Aircraft Corporation; Univair Aircraft Corporation; Univair Aircraft Corporation; Univair Aircraft Corporation; Univair Aircraft Corporation; Univair Aircraft Corporation; Univair Aircraft Corporation; Univair Aircraft Corporation; Univair Aircraft Corporation; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; The Waco Aircraft Company; Weatherly Aircraft Company; Weatherly Aircraft Company; Weatherly Aircraft Company; Weatherly Aircraft Company; Weatherly Aircraft Company; Weatherly Aircraft Company; Weatherly Aircraft Company; Weatherly Aircraft Company; Weatherly Aircraft Company
Models
DC-65, DCO-65, 2150, 2150A, 2180, Axelson, F150F, F150G, F150H, F150J, F150K, F150L, F150M, F172D, F172E, F172F, F172G, F172H, F172K, F172L, F172M, F172N, F172P, F177RG, F182P, F182Q, F337E, F337F, F337G, F337H, FA150K, FA150L, FA150M, FP172D, FR172E, FR172F, FR172G, FR172H, FR172J, FR172K, FR182, FRA150L, FRA150M, FT337E, FT337F, FT337GP, FT337HP, JR. SR-4, SM-1F, SM-2, SM-2AA, SM-2AB, SM-2AC, SM-2ACS, SM-7A, SR-5, SR-5A (Army L-12), SR-5B, SR-5C, SR-5E, SR-6, SR-6A, SR-6B, SR-6C, SR-7A, SR-7B, SR-7C, SR-8A, SR-8B (Army UC-81), SR-8C (Army UC-81L), SR-8D (Army UC-81B), SR-8E, SR-9A, SR-9B...
Type certificates
A-746, A-746, 4A19, 4A19, 4A19, ATC 16 Axelson, A13EU, A13EU, A13EU, A13EU, A13EU, A13EU, A13EU, A4EU, A4EU, A4EU, A4EU, A4EU, A4EU, A4EU, A4EU, A4EU, A4EU, A26EU, A42EU, A42EU, A23EU, A23EU, A23EU, A23EU, A13EU, A13EU, A13EU, A4EU, A18EU, A18EU, A18EU, A18EU, A18EU, A18EU, A42EU, A13EU, A13EU, A23EU, A23EU, A23EU, A23EU, ATC 519, ATC 136 (Consolidated Vultee), ATC 48, ATC 145 (Consolidated Vultee), ATC 161 (Consolidated Vultee), ATC 194, ATC 194, ATC 298, ATC 530, ATC 530, ATC 530, ATC 530, ATC 530, ATC 580, ATC 580, ATC 580, ATC 580, ATC 594, ATC 594, ATC 594, ATC 608, ATC 608, ATC 608, ATC 609, ATC609, ATC 621, ATC 621, ATC 621, ATC 625, ATC 625, ATC 625, ATC 625, ATC 640, A12SO, A12SO, A12SO, A12SO, ATC 352, 3A18, 3A18, 3A18, 3A18, 3A18, 2A10, 2A8, 2A10, 2A8, 2A10, 2A8, 2A13, 2A13, 2A13, 2A13, 2A13, 2A13, 2A13, 2A13, 2A13, 2A13, 2A13, 2A13, 2A13, 2A13, 2A13, 2A13, 2A13, 2A13, A1EA, A8EA, A8EA, A8EA, A8EA, A8EA, A8EA, A3SO, A3SO, A3SO, A3SO, A3SO, A3SO, A3SO, A3SO, A3SO, A3SO, A3SO, A3SO, A3SO, A10SO, A9SO, A10SO, A9SO, A10SO, A9SO, A18SO, A1EA, A1EA, A19SO, A19SO, H10WE, H10WE, H10WE, H10WE, A44EU, A44EU, A44EU, A-782, A-782, A-782, A-782, A-782, A-782, A-782, A-782, A-769, TC 2-155, ATC 305, ATC 292, ATC 459, ATC 55, TC 2-159, TC 2-445, ATC 251, A6EA, 1A9, A-696, A-696, A-696, A-696, A-696, A-696, A-696, A-696, A-696, A-696, A-696, A-696, A-696, A-696, 1A9, 1A9, 1A9, 1A9, A-699, A-699, A-699, A-699, A-699, A-699, A-699, A-699, A-700, A-700, A-700, A-700, A-700, A-700, A-767, A-767, A-767, A-767, A-767, A-718, A-787, A-787, A-787, A-787, A-787, A-787, ATC 26 Waco, TC 664, TC 598, TC 714, ATC 41, ATC 123, TC 677, ATC 168, ATC 538, ATC 538, ATC 362, ATC 240, ATC 575, ATC 575, ATC 575, ATC 639, ATC 597, ATC 42 Waco, TC 665, TC 2-430, ATC 13 Waco, TC 2-363, ATC 345, TC 2-361, ATC 313, ATC 468, ATC 464, ATC 491, ATC 453, ATC 502, ATC 466, ATC 311, TC 543, ATC 479, ATC 473, ATC 467, ATC 499, ATC 511, ATC 546, ATC 568, TC 626, ATC 542, ATC 586, ATC 586, ATC 586, ATC 627, TC 626, ATC 586, ATC 586, A10WE, A10WE, A10WE, A10WE, A26WE, A26WE, A26WE, A26WE, A26WE
On this site
Dehavilland DHC-1 105 registered
Navion NAVION D 5 registered
Navion NAVION F 6 registered
Navion NAVION G 61 registered
Navion NAVION H 36 registered
Piper PA-25 Pawnee 455 registered
Piper PA-28 Cherokee, Warrior, Archer and Arrow 18,633 registered
Piper PA-30 Twin Comanche 879 registered
Piper PA-31 Navajo and Chieftain 935 registered
Piper PA-32 Cherokee Six, Lance and Saratoga 3,917 registered
Piper PA-36 Pawnee Brave 99 registered
Piper PA-38 Tomahawk 442 registered
Piper PA-39 Twin Comanche C/R 82 registered
Piper PA-44 Seminole 599 registered
Robinson R22 817 registered
Rockwell International 112 207 registered
Stearman Aircraft C3 17 registered
Taylorcraft BC-65 109 registered
Taylorcraft BC12 BC-12D 1,225 registered
Taylorcraft BCS12 17 registered
Taylorcraft BF-65 9 registered
Taylorcraft BF12 14 registered
Taylorcraft BL-65 134 registered
Taylorcraft BL12 16 registered
Taylorcraft DC-65 49 registered
Taylorcraft DCO-65 195 registered
Varga Aircraft Corp. 2180 14 registered
Waco EGC-8 7 registered
Waco YKS-7 21 registered
Waco ZKS-7 5 registered
The FAA's record
On the FAA's site

What an approved modification is

A supplemental type certificate is the FAA's approval of a change to a certified design: a new engine or propeller, avionics, an autopilot, floats, a parachute, a larger fuel tank, an ice-protection kit. The company holding it may sell the kit and the paperwork to owners of the listed models; the modification then becomes part of that aircraft's record. The FAA's list says what was approved and for which models, not how many aircraft carry it.

Source: FAA supplemental type certificates (Dynamic Regulatory System). Register counts from the FAA register of October 7, 2026.