Precision Belleville Washer For EC Hydraulic Pumps And A4VG180 151-1302 Compatible, Heavy Duty Disc Spring Steel For Precise Pressure Regulation In Hydraulic Systems, 64.2 Mm OD By 2.8 Mm Thick, Lightweight 0.04 Lbs

Belleville Washer for EC Pumps 64.2mm OD, 2.8mm Thick ✔️ 64.2 mm OD (2.53 in), 2.8 mm thick (0.11 in), steel Belleville washer

This compact Belleville washer is a spring steel disc designed to regulate pressure in EC hydraulic pump assemblies, including A4VG180 models. It's commonly used in hydraulic systems on construction and mining equipment to maintain preload and prevent leaks.

✅ Outer diameter: 64.2 mm (2.53 in)
✅ Thickness: 2.8 mm (0.11 in)
✅ Weight: 0.04 lbs (0.02 kg)
✅ Material: spring steel
✅ Color: black
✅ Part number: 151-1302 (OEM equivalent)
✅ Compatibility: EC hydraulic pumps including A4VG180

💡 What is a Belleville washer used for in hydraulic systems?

It’s a handy disk spring that keeps preload consistent and helps seal joints under pressure.

- Keeps preload stable in high-pressure hydraulics
- Absorbs vibration and temperature changes in EC pump setups
- Good choice as an OEM replacement for A4VG180 assemblies
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