Technical Specifications: Caterpillar 2N-7522 Prelubrication Pump Gasket KitThe Caterpillar 2N-7522 Prelubrication Pump Gasket Kit is a comprehensive service kit designed specifically for heavy-duty prelubrication pump systems. It packages all necessary seals and shims to maintain fluid containment, optimize pump efficiency, and prevent oil leakage prior to engine startup.
1. Kit Components & Package Overview
- Included Seals: Standard bimetal/elastomeric sealing rings, flat gaskets, and specialized O-rings.
- Thickness Component Shims: Features multi-thickness spacing components including 0.002-inch red plastic shims and 0.006-inch paper shims for exact pump body clearancing.
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Average Package Weight: 0.12 kg (0.26 lbs).
2. Material & Operational Specs
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Material Grade: Premium temperature-stable paper, high-tensile polymers, and fluorocarbon-based compounds (FKM/Viton matrices).
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Media Compatibility: Optimized for continuous exposure to high-viscosity mineral oils, full-synthetic lubricants, and rust-preventative additives.
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Sealing Feature: High resistance to compression set, wear, chemical aging, and thermal cyclic degradation under pre-startup fluid pressures.
3. Equipment & Engine Compatibility
This gasket rebuild kit is utilized on auxiliary H, HJ, and HL prelubrication pumps supporting extensive heavy machinery networks and large engine blocks:
- Diesel Engine Platforms: CAT 3508, 3508B, 3512, 3512B, 3512C, 3512E, 3516, 3516B, 3516C, 3516E, 3606, 3608, 3612, 3616, C175-16, C175-20, C280, and C32 blocks.
- Gas Engine Platforms: G3508, G3512, G3516, G3516B, G3516C, G3520, and G3520C series.
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Marine & Power Systems: PM3516, PP3516, and SR4 alternator power modules.
4. Part Cross-References
- Alternative Part Numbers: 2N7522, 2N 7522.
