Viair 92838 1/8" Female NPT to 1/4" Compression Fitting for 1/4" Air Line 1/8 Male, NPT (Nickel Plated) to 1/4 compression fitting for connecting air lines to air systems. For 1/4 airlines. Use on onboard air systems or air suspension systems. Please note: Use thread sealant for proper installation. Teflon tape is not recommended. One Year Manufacturer's defect warranty through manufacturer with receipt.