⚙️ Features Compatible with Industrial Interchange. Brass Coupler. Certificate of RoHS compliance. Six stainless steel locking balls design is able to prolong the life. ⚙️ Application Pneumatic tools、Air piping、Air pressure equipment ⚙️ Specification Part No. S20-20SMB S20-30SMB Size 1/4″ NPT 3/8″ NPT Thread NPT Working Pressure 150 PSI (10 Bar / 1 MPa) Maximum Pressure 218 PSI (15 Bar / 1.5 MPa) Temperature Range -20 ℃ ~ 80 ℃
