Doosan/Develon New Swing Motor K1000777 for DX520

"New unused original OEM quality complete swing motor / slewing motor for construction machinery. Brand: Doosan. Model / reference: K1000777. Main OEM part number: 170303-00050B. Fits machines: Daewoo Doosan Develon DX520. Year of production: 2026. Condition: new, unused, original part / OEM quality, warehouse stock. Estimated transport weight: 620 kg. Estimated transport dimensions L x W x H: 1100x850x900 mm. SEO and cross-reference number bank: K1000777, 170303-00050B, 17030300050B, 170303 00050B, K9001903, K9008336, 170303-00050A, 170303-00050, K1000777A, K1000675E, K1000758A, K1000758B, K1000758C, K1000758E, K1000757A, K1000757B, K1000350, K1033589, 404-00091, 2403-4001A, 2120-4006, K9001944, 2.121-00009, K9001840, K9001841, 1.420-00016, S8000341, 1.420-00111, K9002674, MBEC063. Related internal component names for search: seal kit, casing, drive shaft, shoe plate, piston assembly, retainer, spherical bush, brake valve, cylinder block, friction plate, separation plate, valve plate, brake piston, front cover, relief valve, oil seal, roller bearing, O-ring, snap ring, socket bolt, level gauge, breather pipe. Search phrases: swing motor, slewing motor, slew motor, swing drive, rotation motor, hydraulic swing motor, excavator swing motor, hydromotor, silnik obrotu, kolumna obrotu. Compatibility must be checked by OEM number, machine model and photos before ordering."