Waco Aircraft Company - Models - Open Cockpit Biplanes and Monoplanes

Open Cockpit Biplanes and Monoplanes

Waco Cootie

Single seat biplane/parasol monoplane, 1 produced, then re-built

Waco models 4 through 7

Used many Curtiss JN-4 parts with new interchangeable wing panels and powered by a 90 hp (67 kW) Curtiss OX-5.

Waco 8

First Waco cabin biplane, powered by 200 hp (149 kW) Liberty - 1 built

Waco 9

First mass-production model, steel-tube framing, powered by OX-5, equipped for EDO floats. Many re-engined. 270 built.

• Waco 10 :Most produced model of any Waco aircraft, 1,623 built between 1927 and 1933. Refinement of Waco 9 with 90 hp (67 kW) Curtiss OX-5 V8 engine. Redesignated GXE by Waco in 1928.
  • Waco 240 :1 conversion of Waco 10 with 240 hp (179 kW) Continental W-670 radial engine.
  • Waco ASO :Waco 10 variant with 220 hp (164 kW) Wright J-5 radial engine, known as J-5 Straightwing, Waco Sport, and Whirlwind Waco. 95 built.
  • Waco BSO :Variant of ASO 165 hp (123 kW) Wright J-6-5 radial engine. 45 built.
  • Waco CSO :Variant of ASO with 225 hp (168 kW) Wright J-6-7 radial engine. 59 built.
  • Waco DSO :Variant of ASO with 180 hp (134 kW) Hispano-Suiza A/E V8 engine. 62 built.
  • Waco ATO :Taperwing variant of ASO. 54 built.
  • Waco CTO :Taperwing variant of CSO. 35 built.
  • Waco HTO :Modified from HSO. 1 built.
  • Waco JTO :300 h.p. Wright J-6-9. 1 built.
  • Waco JYO :U.S. Navy version of JTO for evaluation. 2 built.

Waco JWM

Straightwing mailplane with 330 hp (246 kW) Wright R-975 engine. Derivative of ASO with 14" fuselage stretch. 2 built.

Waco JYM

Taperwing mailplane with 300 hp (224 kW) Wright J-6-9 radial engine. Derivative of ATO with 14" fuselage stretch. 4 built for Northwest Airways

Waco IBA

Improved KBA, side by side two seat biplane with optional canopy and 125 hp (93 kW) Kinner B-5 engine. 3 built.

Waco KBA

100 hp (75 kW) Kinner K-5 radial engine. 50 built.

Waco PBA

IBA variant with 170 hp (127 kW) Jacobs LA-1 radial engine. 4 built.

Waco RBA

IBA variant with 110 hp (82 kW) Warner Scarab radial engine. 4 built.

Waco UBA

IBA variant with 210 hp (157 kW) Continental R-670 radial engine. 6 built.

Waco PLA

Improved IBA, known as Waco Sportsman, with Jacobs LA-1 radial engine and greater range. 4 built.

Waco ULA

PLA variant with 210 hp (157 kW) Continental R-670 radial engine. 1 built.

Waco CHD

Multipurpose military biplane with 250 hp (186 kW) Wright R-760 radial engine. 6 built (may include JHD).

Waco JHD

Multipurpose Military Biplane with 365 hp (272 kW) Wright R-975 engine. 6 built for Uruguay.

Waco S3HD

Multipurpose Military Biplane with 400 hp (298 kW) P & W Wasp Jr. TB. 1 built.

Waco WHD

Multipurpose Military Biplane with 420 hp (313 kW) Wright R-975 engine.

Waco CMD

Multipurpose Military Biplane with 250 hp (186 kW) Wright J-6-7. None built.

Waco OBF

210 hp (157 kW) Kinner C-5 engine. Unknown if built.

Waco PBF

170 hp (127 kW) Jacobs LA-1 engine. 4 built.

Waco TBF

160 hp (119 kW) Kinner R-5(?) engine. None built.

Waco UBF & Waco UBF-2

210 hp (157 kW)p Continental R-670 engine. Around 11 built. US Navy trainer XJW-1 for airship skyhook.

Waco PCF

170 hp (127 kW) Jacobs LA-1 radial engine. 3 built.

Waco QCF

165 hp (123 kW) Continental A-70 radial engine. 31 built.

Waco UCF

210 hp (157 kW)p Continental R-670 radial engine. None built, became UBF.

Waco UMF-3 &Waco UMF-5

210 hp (157 kW) Continental R-670 radial engine. 18 built.

Waco YMF-3

225 hp (168 kW) Jacobs L-4 radial engine. 18 built -3 & -5.

Waco YMF-5

245 hp (183 kW) Jacobs L-4 radial engine. Basis for YMF-5 Super currently in production.

Waco INF

125 hp (93 kW) Kinner B-5 radial engine. 50 built.

Waco KNF

100 hp (75 kW) Kinner K-5 radial engine. 20 built.

Waco MNF

125 hp (93 kW) Menasco C-4 Pirate inline engine. 4 built.

Waco QNF

165 hp (123 kW) Continental A-70 radial engine. 1 built.

Waco RNF

110 hp (82 kW) Warner Scarab radial engine. 177 built.

Waco CPF & Waco CPF-6

250 hp (186 kW) Wright R-760 radial engine. 41 built, redesignated DPF.

Waco DPF-6 & Waco DPF-7

285 hp (213 kW) Wright R-760 radial engine. Was CPF.

Waco EPF-6

320 hp (239 kW) Wright R-760 radial engine. 1 built.

Waco LPF-6

300 hp (224 kW) Lycoming R-680 radial engine. Possibly not built.

Waco UPF-6

210 hp (157 kW) Continental R-670 radial engine. Prototype for UPF-7.

Waco UPF-7

Second-most produced variant, over 600 built. Continental W-670 220 hp (164 kW) engine. Widely used in the Civilian Pilot Training Program. 14 became YPT-14 trainers, but not adopted by USAAF for operational use.

Waco VPF-6 & Waco VPF-7

240 hp (179 kW) Continental W-670 radial engine. 6 built.

Waco YPF-6 & Waco YPF-7

225 hp (168 kW) Jacobs L-4 radial engine. 8 built.

Waco ZPF-6 & Waco ZPF-7

285 hp (213 kW) Jacobs L-5 radial engine. 5 built.

Waco CRG

240 hp (179 kW) Wright R-760 radial engine, later a different Wright R-760.

Waco RPT-1

Low wing open cockpit monoplane trainer prototype, similar in concept to Fairchild PT-19. 1 built.