Ingersoll Rand Air Compressor PTFE Stainless Steel Shaft Seal Kit
This PTFE and stainless-steel oil seal is specially designed for Ingersoll Rand screw air compressors. It provides superior sealing performance under high-speed and high-temperature conditions, effectively preventing oil leakage and dust intrusion. With excellent chemical resistance, long service life, and low friction operation, it ensures stable and reliable compressor performance even in demanding environments.
| Application |
Air Compressor |
|---|---|
| Material |
PTFE ,Stainless Steel |
This high-performance oil seal is specifically designed for Ingersoll Rand screw air compressors, providing long-lasting protection against lubricant leakage and dust ingress. Built with PTFE (polytetrafluoroethylene) sealing lips and a stainless steel reinforcement frame, it ensures superior wear resistance and stability even under continuous high-speed rotation and fluctuating pressures.
Material and Structure
The seal adopts a dual-material structure:
- Sealing lip: Made of modified PTFE, known for its low friction coefficient, excellent chemical resistance, and exceptional temperature tolerance from –60°C to +250°C. This advanced polymer maintains flexibility and sealing performance even under dry-running or oil-deficient conditions.
- Metal frame: Constructed from stainless steel to provide corrosion resistance and structural rigidity. It ensures a secure press-fit with the compressor housing, maintaining dimensional stability during long-term operation.
The design can be configured in single-lip or double-lip styles depending on application needs. Double-lip PTFE seals are ideal for air compressors that operate in high-dust environments or under frequent load changes, providing additional protection for internal bearings and rotors.
Performance and Application
This oil seal effectively prevents oil leakage from the gearbox or bearing housing, while blocking external dust or moisture from entering the lubrication system.
Typical applications include:
- Ingersoll Rand screw air compressors (rotary and fixed-speed types)
- Compressor main drive shafts and gearboxes
- Other rotating systems requiring high-speed and high-temperature sealing
Key performance advantages:
- Reduced shaft wear due to ultra-low friction contact surface
- Stable sealing under pulsating pressure and thermal cycling
- Resistant to synthetic lubricants, mineral oils, and air compressor condensates
- Long service life, reducing downtime and maintenance cost
Manufacturing and Quality Assurance
Each seal undergoes precision CNC machining, followed by PTFE compression molding and surface finishing to achieve micron-level sealing lip accuracy. Dimensional and material inspections are performed according to ISO 6194 and DIN 3760 standards. Dynamic pressure and temperature testing further guarantee consistent performance in demanding compressor environments.
Compatible Air Compressor Brands
Our oil seals are designed to replace OEM components for:
Atlas Copco, Ingersoll Rand, Sullair, Kaeser, CompAir, Gardner Denver, Hitachi, Kobelco, Quincy, Fusheng, and Boge — among others.
Each seal is engineered to meet the precise shaft dimension and operating pressure of the respective compressor model.
Common sizes and configurations include:
| Dimensions | |||||||
|---|---|---|---|---|---|---|---|
| 50*58*48 | 54*66.7*50.8 | 55*68*30 | 60*70*25 | 50*60*25 | 54*76.2*50.8 | 55*68*34 | 60*70*28 |
| 50*60*28 | 54.8*65*51 | 56*65*31 | 60*70*30 | 50*60*40 | 54.9*65*51 | 57*65*28 | 60*70*35 |
| 50.7*54*25.5 | 55*60*25 | 58*68*34 | 60*70*40 | 50.8*54*25.5 | 55*60*35 | 58*70*40 | 60*70*42 |
| 50*65*41 | 55*63*45 | 59*70*37 | 75*85*42 | 52*60*28 | 55*65*30 | 59*70*87 | 75*85*54 |
| 52*62*28 | 55*65*40 | 60*68*25 | 75*85*60 | 53*60*54 | 55*65*45 | 60*68*35 | 75*85*57 |
| 53*65*46 | 55*65*50 | 60*68*45 | 75*85*60 | 53*65*56 | 55*65*60 | 60*68*48 | 75*87*45 |
Customized sizes available upon request.
Conclusion
Combining the reliability of stainless steel with the advanced sealing performance of PTFE, this oil seal delivers a perfect balance between durability, flexibility, and chemical stability. It’s an ideal upgrade or replacement for Ingersoll Rand screw compressor sealing systems, engineered to extend equipment lifespan and improve operating efficiency.
MAECENAS IACULIS
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