580Pcs Nitrile 90D O Ring Kit For CAT 2701528 And 4C4782 Replacement SAE ORFS Hydraulic Fittings Caterpillar Excavator Compatible Heavy Duty Buna N O Rings For High Pressure Systems

580-Piece Buna-N O-Ring Kit for CAT 2701528/4C4782
✔️ Buna-N 90D O-rings, 32 sizes, SAE/ORFS, ISO 9001 kit

Designed for heavy equipment and construction machinery, this 580-piece Buna-N O-ring kit covers CAT OEM needs including 2701528 and 4C4782. It's ideal for replacing seals on hydraulic hoses, cylinders, pumps, and valve connections in excavators, loaders, and other hydraulic power units.

✅ 580-piece kit covers 32 sizes from 1/8" (3.18 mm) to 2" (50.80 mm) diameters
✅ Premium Buna-N 90D material resists oil, chemicals, UV, and abrasion from -4°F to 250°F
✅ Precisely matches CAT OEM parts 2701528 and 4C4782 with SAE/ORFS compatibility
✅ Code 61/62 flange compliant for excavators, loaders, and hydraulic power units
✅ Military-grade storage case with 32 labeled compartments for fast part ID
✅ ISO 9001 certified manufacturing with tight tolerances of 0.001 inches
✅ 10-year sealing solutions expertise backing from LX Hydraulics

💡 What is a Buna-N O-ring kit for hydraulic fittings and why is it handy for CAT machinery?

Quick intro: It provides quick access to the right seals for common CAT OEM configurations.

• It includes 32 sizes from 1/8" to 2" (3.18 mm to 50.80 mm) to fit hoses, cylinders, pumps, and valve connections
• Helps cut downtime by stocking OEM-replacement seals for parts like 2701528 and 4C4782
• 90D Buna-N offers oil resistance and temperature tolerance for heavy equipment
• ISO 9001 quality and tight tolerances ensure reliable sealing in high-pressure systems