Bearing Types	Pin Types
None: No bearings for lighter weight doors with less frequency of use. Also called Plain Bearing. Ball: For heavier doors and/or higher frequency of use. Spring: For use in applications where you want the door to be selfclosing. Polymer: Use in high-frequency applications where maximum durability is required, or where corrosives may be present.	Removable: Pin is removable by inserting a punch, then tapping through the hole in the bottom barrel. Non-Removable: A set screw in the barrel intercepts the pin. The set screw is not accessible when the door is closed.

FULL MORTISE • Door Types: Solid Core Wood, Hollow Metal, Mineral Core Wood Doors (min. 3/4" edge style) • Frame Types: Wood, Hollow Metal Both hinge leaves are mortised (inset) into the mounting surface.

HALF MORTISE • Door Types: Solid Core Wood • Frame Types: Channel Iron, Tubular One leaf is mortised (inset) into the mouting surface; the other is mounted to the surface. Also known as Half Surface mounting.

FULL SURFACE • Door Types: Hollow Core Wood, Kalamein • Frame Types: Channel Iron, Tubular Both leaves are surface mounted.

HALF SURFACE • Door Types: Solid Core Wood, Hollow Metal, Mineral Core Wood Doors (min. 3/4" edge style) • Frame Types: Wood, Hollow Metal One leaf is mounted to the surface; the other leaf is mortised (inset) into the opposite mounting surface. Also know as Half Mortise mounting.

Standard Weight	Heavy Weight	Continuous
For average- to low-frequency use doors. Good for inside dwelling doors, or if used with antifriction bearings, for dwelling entrance, office, school, and storefront doors.	For high-frequency use doors. Ideal for large office, storefront, school and office bathroom, and general building entrance doors.	Also known as Piano Hinges. Long hinge is designed to be cut to desired length. This hinge type distributes weight along the entire length of the door.
Commercial	High Security	Utility
Designed for use on aluminum storefront doors.	Designed to be tamper-resistant, this hinge design prevents door removal.	For use in smaller applications, such as chests and cabinets.
Spring		Strap and Tee
Use for any application where you want a door to be self-closing. Ideal for use on screen doors.		Designed for high-frequency use in applications such as industrial wood or metal doors, shutters, barn doors, and gates.