The Sullair 250042-384 Compression Spring (144 lb Intermediate) is a genuine OEM mechanical component designed for selected Sullair rotary screw air compressors. This compression spring is a critical part of the compressor inlet valve assembly, providing the required spring force to control valve movement and maintain proper air intake regulation during compressor operation. It helps ensure smooth loading and unloading performance, accurate valve positioning, and reliable compressor control.
Manufactured to Sullair’s OEM quality standards, the 250042-384 Compression Spring is engineered for consistent force output, durability, and resistance to fatigue under continuous industrial operating conditions. Proper spring performance is essential for maintaining inlet valve functionality and preventing issues such as unstable pressure control, improper loading, or reduced compressor efficiency.
Features
- Genuine Sullair OEM replacement component
- Part Number: 250042-384
- Part Name: Compression Spring 144 lb Intermediate
- Designed for inlet valve assemblies
- Provides controlled spring force for valve operation
- High fatigue resistance for continuous operation
- Precision-manufactured for OEM fitment
- Suitable for industrial compressor applications
Applications
- Sullair Rotary Screw Air Compressors
- Inlet Valve Assembly Systems
- Air Intake Control Mechanisms
- Compressor Repair and Overhaul Applications
- Preventive Maintenance Service
The part is listed as “Spring, Compression 144 lbs Inter” in Sullair parts documentation and is used within inlet valve assemblies.
Benefits
- Restores proper inlet valve operation
- Maintains accurate compressor loading control
- Improves compressor reliability and efficiency
- Reduces risk of valve malfunction
- Helps prevent unplanned downtime
- Extends service life of inlet valve components
Specifications
- Part Name: Compression Spring (Intermediate)
- Part Number: 250042-384
- Brand: Sullair
- Type: Mechanical Spring Component
- Spring Rating: 144 lb Intermediate
- Application: Sullair inlet valve assemblies
- Compatible Equipment: Selected Sullair rotary screw compressor models (verify by compressor model and serial number before installation)
Maintenance Recommendation:
Inspect the inlet valve spring during compressor servicing. Replace the spring if it shows signs of fatigue, deformation, corrosion, or loss of tension to maintain proper compressor control performance.
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