McKinney Bearing Hinges: Heavy Weight (Reversible) - T4A3381/T4A3781 Recommended for use on high frequency and/or heavy weight wood or metal doors in schools, hospitals or other public buildings where heavy traffic is experienced. The hinges may be used on channel iron frames The narrow leaf is applied to the surface of the jamb with machine screws. The door leaf is applied to the surface of the door with thru bolts and grommet nuts Heavy weight full surface hinges are packed with all machine screws and thru bolts and grommet nuts The pin is held in place by an NRP set screw, which allows the hinge to be reversible Specify if the door thickness is greater than 1-3/4" to insure that proper bolt is packed Specification Close Catalog Page T4A3381/T4A3781 Catalog Page Close Options Click here for available finishes. Code Description T4B Ball Bearing HT Hospital Tip Close Related Templates 130 for 4.5" full surface hinges135 for 5" full surface hinges140 for 6" T4A/T4B 3781 and T4A/T4B 3381 Interested in this product? Contact us to order Related products McKinney Bearing Hinges: Standard Weight (Reversible) - TA2371/TA2771