Description
5N3272 Rubber Boot Fit Caterpillar 3508 3508B 3508C 3512 3512B 3512C 3516 G399
Product Overview
The 5N-3272 Coupling Rubber Guard Boot is an advanced flexible component engineered to connect two shafts while compensating for angular, parallel, or axial misalignment. Manufactured from high-grade EPDM rubber, this coupling boot provides superior protection, effective shock absorption, and vibration reduction, ensuring stable and reliable shaft connections in demanding industrial environments.
Key Features
- Easy Maintenance: Lightweight and flexible, enabling quick installation and replacement with minimal downtime.
- Premium EPDM Rubber Construction: Offers excellent resistance to heat, ozone, ultraviolet light, and weathering. Maintains flexibility and elasticity across a wide temperature range.
- Direct OEM Fit: Precisely engineered to match the original Caterpillar 5N3272 specifications for fast, secure installation. No modifications required.
- Outstanding Durability: Withstands intense vibration, mechanical stress, and exposure to oil or grease, extending the life of your coupling system.
- Oil and Abrasion Resistant: Resists swelling, softening, or degradation from exposure to engine oils and hydraulic fluids. Maintains performance even in oil-rich and abrasive environments.
Unique Advantages
- OEM-Level Reliability: Manufactured to meet or exceed Caterpillar standards for performance, fit, and longevity.
- Long Service Life: Designed for prolonged operation with minimal maintenance, reducing total cost of ownership.
- Simple Installation: Flexible structure allows for fast replacement and secure fit, reducing machine downtime.
- Versatile Compatibility: Suitable for various Caterpillar engines and equipment using the 5N3272 boot, both as an OEM replacement and as a high-quality aftermarket alternative.
Technical Specifications
| Parameter | Value |
|---|---|
| Part Number | 5N-3272 |
| Material | EPDM Rubber |
| Height | 74.68 mm |
| Length | 502.9mm |
| Width | 77.22mm |
| Weight | 1.15kg |
| Color | Black |
| Operating Temperature | -40°C to +120°C (Typical for EPDM) |
Compatibility
The 5N-3272 Coupling Rubber Guard Boot is suitable for:
- GEN SET ENGINE: 3512, 3516, 3508
- MARINE ENGINE: D398A, D398B, D399
- INDUSTRIAL ENGINE: 3512, D398, D399, D398B, 3516, 3508,3508B, 3508C, 3512, 3512B, 3512C, 3516, 3516B, 3516C, 7271, G3508, G3512, G3516, G3516B, G3516C, G3516E, G3520B, G3520C, G3520E, G399, PM3508, SR4B
- GAS ENGINE: G398, G399
Applications
- Construction Equipment: For loaders, bulldozers, excavators, graders, and other earthmoving machinery, providing dust and debris protection at coupling points.
- Mining & Off-Highway Vehicles: Shields coupling joints in large mining trucks, drills, and other off-road heavy equipment operating in harsh environments.
- Power Generation: Used in generator sets and power modules to maintain sealed connections and prevent contamination.
- Marine & Industrial Engines: Protects couplings in marine propulsion systems and large stationary industrial engines.
- Hydraulic Systems: Serves as a rubber bellows or guard for hydraulic couplings, maintaining oil resistance and contaminant exclusion.
Why Choose Our Coupling Rubber Guard Boot?
- Engineered for Demanding Applications: Proven performance in power generation, marine, and heavy-duty industrial settings.
- Stringent Quality Control: Manufactured under ISO-certified processes, ensuring consistent reliability.
- Competitive Pricing & Fast Delivery: Direct factory supply with flexible order solutions.
- Technical Support: Expert engineering team available for custom requirements or application consultation.





























