Sikorsky HRS-3 (CH-19E) 144257 United States Marine CorpsThese are 1 72 scale decals for the Sikorsky HRS 3 (CH 19E), BuNo 144257, assigned to HMR 262 of the United States Marine Corps a transport helicopter from one of the Corps' pioneering rotary wing assault squadrons. The HRS 3 was the Marine Corps' designation for the Sikorsky S 55, known to the Air Force as the H 19 Chickasaw. Powered by a nose mounted Pratt & Whitney R 1340 Wasp radial engine, the S 55 family offered a spacious, unobstructed fuselage