PN#016168  SKU#11399  Push-Lock Air Brake Fitting, Male Connector. Material: Brass. Pipe Size: 1/2″. Tube Size: 3/8″. Designed for use with SAE J844 nylon tubing. DOT 49 CFR 571.106 compliant. High strength composite fittings offer weight savings over all brass style fittings, currently being used by many OE vehicle manufacturers. Fittings meet performance requirements as stated in SAE J1131. Operating temperatures from -45° F to +140° F. Maximum operating pressure 145 psi. Engineered tube retention system and seal design for superior holding and side load retention capabilities. Positive release bushing for easy insertion and removal of tubing. Thread sealant applied to male pipe threads to reduce installation time and expense. Brass construction.