Aircraft Tire Specs: three part nomenclature
40x14-19 20PR to H26x8.8-14 20PR
Aircraft tire dimensions, load ratings, and inflation pressures — Type III (general aviation), Type VII (classic jet transport), and three-part nomenclature tires — spanning general aviation through wide-body transport, military, and helicopter applications per T&RA Year Book and TSO-C62
| tire type | size designation | application class | contact area in2 (in2) | flat tire radius in (in) | loaded radius in (in) | max bottoming load lb (lb) | max static load lb (lb) | outer diameter in (in) | ply rating | rated inflation psi (psi) | rim diameter in (in) | section width in (in) | size designation base | speed rating mph (mph) | standard | typical aircraft | weight lb (lb) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| three part nomenclature | 40x14-19 20PR | transport | 92 | 14.6 | 17.6 | 85,500 | 28,500 | 40 | 20 | 200 | 19 | 14 | 40x14-19 | 225 | Michelin Aircraft Tire Engineering Data; Goodyear Aviation Data Book 2022; TSO-C62 | Boeing 737-100/200 main; DC-9-10 main; Fokker F28 main | 56 |
| three part nomenclature | 46x16-20 28PR | transport | 128 | 16.8 | 20.2 | 160,800 | 53,600 | 46 | 28 | 230 | 20 | 16 | 46x16-20 | 225 | Michelin Aircraft Tire Engineering Data; Goodyear Aviation Data Book 2022; TSO-C62 | Boeing 737-800 main; Airbus A320 main | 98 |
| three part nomenclature | 46x20-20 32PR | transport | 178 | 16.8 | 20.2 | 196,500 | 65,500 | 46 | 32 | 200 | 20 | 20 | 46x20-20 | 235 | Michelin Aircraft Tire Engineering Data; Goodyear Aviation Data Book 2022; TSO-C62 | Airbus A340-300/600 main; Airbus A380 outer body gear | 128 |
| three part nomenclature | 49x17-22 28PR | transport | 140 | 17.9 | 21.5 | 168,600 | 56,200 | 49 | 28 | 225 | 22 | 17 | 49x17-22 | 225 | Michelin Aircraft Tire Engineering Data; Goodyear Aviation Data Book 2022; TSO-C62 | Boeing 757-200 main; Boeing 767-200 main nosewheel variant | 108 |
| three part nomenclature | 50x20-22 30PR | transport | 165 | 18.3 | 22 | 186,000 | 62,000 | 50 | 30 | 215 | 22 | 20 | 50x20-22 | 235 | Michelin Aircraft Tire Engineering Data; Goodyear Aviation Data Book 2022; TSO-C62 | Boeing 767-300ER main; Boeing 757-300 main | 130 |
| three part nomenclature | 54x21-23 32PR | transport | 200 | 19.7 | 23.7 | 209,100 | 69,700 | 54 | 32 | 195 | 23 | 21 | 54x21-23 | 235 | Michelin Aircraft Tire Engineering Data; Goodyear Aviation Data Book 2022; TSO-C62 | Airbus A330-200/300 main; Boeing 767-400ER main | 155 |
| three part nomenclature | 56x16-26 34PR | transport | 188 | 20.5 | 24.6 | 225,000 | 75,000 | 56 | 34 | 230 | 26 | 16 | 56x16-26 | 235 | Michelin Aircraft Tire Engineering Data; Goodyear Aviation Data Book 2022; TSO-C62 | Boeing 777-200 main; Boeing 777-300ER main | 175 |
| three part nomenclature | 63x21-28 38PR | transport | 258 | 23 | 27.6 | 330,000 | 110,000 | 63 | 38 | 220 | 28 | 21 | 63x21-28 | 235 | Michelin Aircraft Tire Engineering Data; Goodyear Aviation Data Book 2022; TSO-C62 | Boeing 747-400 main; Boeing 747-8 main; Airbus A380 inner main | 260 |
| three part nomenclature | H22.5x8.75-10 18PR | military | 32 | 8.1 | 9.8 | 28,500 | 9,500 | 22.5 | 18 | 260 | 10 | 8.75 | H22.5x8.75-10 | 300 | Goodyear Aviation Tire Engineering Data 2022; Michelin Aircraft Tire Engineering Data; MIL-T-5041 | F-16 Fighting Falcon main; T-38 Talon main | 17.5 |
| three part nomenclature | H26x8.8-14 20PR | military | 36 | 9.5 | 11.4 | 36,300 | 12,100 | 26 | 20 | 295 | 14 | 8.8 | H26x8.8-14 | 300 | Goodyear Aviation Tire Engineering Data 2022; Michelin Aircraft Tire Engineering Data; MIL-T-5041 | F/A-18C/D nosewheel; F-15 nosewheel; AV-8B Harrier main | 22 |
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