Backup Ring 303239

Backup ring for Caterpillar equipment used in transmission sealing assemblies. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

Fitment

• Paving compactors: CB-334D, CB-335D, CP-323, CP-323C, CP-34, CP-433E, CP-44, CP-44B, CS-323, CS-323C, CS-34, CS-423E, CS-433E, CS-44, CS-44B, CS44B
• Autograders: 120G, 12G, 130G, 140G, 160G
• Asphalt pavers: AP-1000, AP-1000B, AP-1000D, AP-1000E, AP-1050B, AP-1055B, AP-1055D, AP-1055E, AP-555E, AP-600D, AP-650B, AP-655C, AP-655D, AP-800, AP-800B, AP-800C, AS3251C, AS3301C, BG-2255C, BG-225C, BG-230, BG-2455C, BG-2455D, BG-245C, BG-260C, BG-260D, BG1000E, BG555E
• Mini hydraulic excavators: 302.5, 302.5C
• Road regeneration machines: RM-300, RM-350, RM-350B, RM-500, RM400, RM500B, SM-350
• Loaders with telescopic arm: TH220B, TH330B, TH340B
• Mining equipment: MD6310, MD6250
• Excavators: 5110B
• Backhoe loaders: 422E, 424D, 428, 428B, 428C, 428D, 428E, 432D, 432E, 434E, 438, 438B, 438C, 438D, 442D, 442E, 444E
• Cold millers: PM-201, PM-465, PM-565, PM-565B

Cross-reference numbers

• Caterpillar: 303239
• Caterpillar format: 030-3239

Specifications