1289280 Bucket Cylinder Seal Kit Fits CAT Fits Caterpillar 330B 330BL
1289280 Bucket Cylinder Seal Kit Fits CAT Fits Caterpillar 330B 330BL
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One New Aftermarket Replacement Bucket Cylinder Seal Kit Fits Caterpillar (Fits CAT) 330-Series Excavators
This hydraulic bucket cylinder seal kit is a high-temperature replacement designed to rebuild and restore the bucket cylinder on Fits Caterpillar (Fits CAT) 330 and 330B series track-type excavators. The kit seals the hydraulic cylinder that drives the bucket attachment, and is engineered for high-temperature endurance and high-pressure resistance. It fits cylinder number 1336811 (Rod: 110 mm, Bore: 160 mm). Kit contents include rod seal, buffer ring, dust seal, O-rings, back-up ring, piston seal, and wear ring.
Specifications
- Cylinder Rod Diameter: 85 mm
- Cylinder Bore: 130 mm
- Application: Bucket hydraulic cylinder
- Cylinder Part No.: 7Y-5100
- Materials: Nitrile Rubber (NBR), PTFE, Polyurethane (PU), Nylon, Copper, Steel
- High-temperature rated
Kit Includes
- Rod Seal (IDI/ISI)
- Buffer Ring (HBY)
- Dust Seal (DKB)
- O-Ring(s)
- Back-Up Ring
- Piston Seal (SPGO/SPGW/SPG/KDAS)
- Wear Ring (WR/KZT/N4W)
Compatible Models
Fits Caterpillar (Fits CAT) 330 Series Track-Type Excavators: 330, 330B, 330BL (330B L)
Fits Caterpillar (Fits CAT) 330A Series Track-Type Excavators: 330A, 330AL (also covered under supersession number 525-3499)
Replaces Part Number(s):
1289280, 128-9280
Aftermarket Interchange Numbers
Superseded by Fits CAT part number 525-3499 (5253499). Aftermarket cross-reference: EXG20-0035.
New aftermarket replacement part - not remanufactured, not used.
