This compression spring is an essential spare part for screw and reciprocating air compressors. It is widely installed inside inlet valves, exhaust valves, thermostatic valves and solenoid valves. It pushes valve plates back into position accurately, keeps reliable air sealing, prevents air leakage and pressure loss, and maintains stable air output of your compressor.

✅ Key Features

1. Made of premium spring alloy steel with professional heat treatment. Stable elasticity and excellent fatigue resistance. It will not easily lose tension or deform under repeated high-frequency compression, suitable for continuous high-temperature working conditions of air compressors.
2. Precision coiled with uniform pitch and flat ends. Strict dimensional tolerance ensures perfect fit as OEM replacement parts. Quick and easy installation without extra adjustment.
3. Anti-rust surface treatment, good oxidation and corrosion resistance. Works well in oily and humid industrial workshop environments, extending service life and cutting downtime & maintenance cost.
4. Compatible with Atlas Copco, Ingersoll Rand, Sullair and other mainstream compressor brands. Standard sizes in stock, custom sizes available against drawings.

✅ About Us & Warranty We are a one-stop supplier specializing in air compressor filter elements and full-range compressor spare parts. With over 10 years of experience, we sell directly from the factory without middleman markup. All our compression springs come with a 1-year warranty. We can supply a full package of compressor accessories including filter elements, gaskets, hoses and solenoid valves. Sample orders and bulk inquiries are welcome. We build a stable spare parts supply chain for compressor maintenance dealers and equipment manufacturers.

✅ Application Internal reset component for inlet valve, exhaust valve, thermostatic valve, check valve and solenoid valve of screw & piston air compressors. Ideal for compressor maintenance workshops and OEM supporting purchase.