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Description
| Manufacturer: | Martin | |
| Base model: | JRM | |
| Designation: | JRM | |
| Version: | -2 | |
| Designation System: | U.S. Navy / Marines | |
| Designation Period: | 1935-1955 | |
| Basic role: | Utility Transport | |
Specifications
| Not Yet Available |
Known serial numbers
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| Roy Hines Port Alberni, BC | Manufacture: Glenn L. Martin Company
Power: Four Wright Cyclone %3350-24WA engines @ 2500 hp each Propeller: Curtis Electric 4-Blade propellers, Dia 15ft 2in Length: 120 feet (36.60 m) Height: 48 feet (14.64 m) Hull Beam: 13.5 feet (4.12 m) Hull Draft: 5.5 feet (1.68 m) Wing Span: 200 feet (61 m) Gross Weight: 162,000 pounds (73386 kg) Water Load: 60,000 pounds (27180 kg) Cruise Speed: 175 miles per hour (282 km/h) Water Drop Speed: 120 miles per hour (225 km/h) Landing Approach Speed: 110 miles per hour (177 km/h) Touchdown Speed: 80 miles per hour (129 km/h) Water Pickup Speed: 70 miles per hour (113 km/h) Fuel Consumption (cruise): 424 gph (1,603 lph, 350 imp. gph) Typical Fuel Consumption in Fire Fighting: 781 US gph (2,955 lph, 650 imp. gph) Fuel Capacity: 11,000 gallons (50,006 l) Water Drop Coverage Area: 3 to 4 acres (1.2 - 1.6 ha) Drop Pattern Dimension: 250 x 800 feet (76 x 244 m) Drop Height: 150 to 200 feet AGL (46 to 76 m) Full Water Tank Load: 7206 US gallons (27,276 l, 6000 imperial gallons) The Old Lady XPB2-1 - (twin vertical stabilizers) - Manufactured November 5, 1941 - Manufactured for the US Navy as as a patrol bomber - Heavily armed with tail and nose turrets, waist gun, retractable top turret, and bomb bays - Navy decided plane was big lumbering easy-target no good for patrol bomber - Gun turrets were removed and redesignated as a transport plane (XPB2Y-1R ) - Maiden flight on the 23rd of June, 1943 - Retired in 1945 JRM Series ( -1 & -2 ) 6 JRM-1 Planes were made Hawaii (1) JRM-1 - Serial No, 9263 - First flight on July 21, 1945 - Destroyed Aug 5 1945, Sank after baad landing in Chesapeake Bay Marshall Mars JRM-1 - Serial No, 9266 - Commissioned in Alameda California, February of 1946 - Destroyed at sea 5 May 1950, burned and sank off Diamond Head in Hawaii after emergency landing Forest Industry Flying Tankers Limited (FIFT)1959 Partnership - MacMillan Bloedel - Pacific Forest Products Limited - TimberWest Forest Limited - Purchased remaining 4 JMR-1,2 in 1959 for waterbomber conversion Marianas Mars JRM-1 (C-FLYJ ) - Serial No, 9265 - The second JRM-1 manufactured - Commissioned 1946-47 - Converted to Waterbomber 1959, C-FLYJ - Destroyed 23 of June 1961, Struck trees and crashed in BC - Mission 30 km west of Nanaimo, and crashed in a run over the fire. Carolina Mars JRM-2 (C-FLYM) - Serial No, 9268 - Last Mars delivered to US Navy May 1948 - Designated the JRM-2 with more powerful Pratt & Whitney 'Corncob' R-4360 Wasp Senior radial engines - Engines produced 3000 horsepower each, for a total power availability of 12,000 horsepower - Converted to Waterbomber 1960 C-FLYM - Destroyed October 12, 1962 on the ground in a freak wind storm at Victoria International Airport Philippine JRM-1 (C-FLYK,) - Serial No, 9264 - Commissioned 1946-47 - Converted to waterbomber 1962, C-FLYK, - Currently operating as water bomber of 2006 Sproat Lake BC Hawaii (2) JRM-1 (C-FLYL) - Serial No, 9267 - Commissioned 1946-47 - Converted to Waterbomber 1964, C-FLYL - Currently operating as water bomber of 2006 Sproat Lake BC 11/01/2006 @ 19:22 [ref: 14634] |
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