Best Hinges (Formerly Stanley) 2060R 4.5 inch x 4.5 inch UL Listed Spring Hinges, US32D-Satin Stainless Steel, 3-Hinges Per Box

Stanley 2060R UL Listed Spring Hinges
Full Mortise standard weight (.134) UL Listed Spring Hinge - 4.5 inch x 4.5 inch Square Corner

Spring hinges are self-closing hinges. A spring mechanism in the barrel allows the hinges to automatically close a door. With field-adjustable closing power, the spring hinge line consists of standard commercial grade door hinges. STANLEY spring hinges are ideal for wood and metal doors, medium to heavy weight doors and low to medium frequency usage applications. In addition, steel and stainless steel hinges are available for interior applications. Spring hinges are approved for use on fire-rated doors.

Maximum Door Size:

For labeled doors 4' x 8' the maximum door size is based on the limits set forth by NFPA Standard #80. Labeled Doors require Ball Bearing hinges. For non-labeled doors 4'-0" wide, 4' x 4' Spring hinges are not recommended. For non-labeled doors over 7'-6" in height, use an additional hinge for each additional 30" of height or fraction thereof.

For automatic closing on labeled fire doors.  Meets codes for stairwells, hotels, motels, guest rooms, apartment units, entrance doors, institutions, and commercial buildings.

Stanley 2060R UL Listed Spring Hinges
Full Mortise standard weight (.134) UL Listed Spring Hinge - 4.5 inch x 4.5 inch Square Corner

Spring hinges are self-closing hinges. A spring mechanism in the barrel allows the hinges to automatically close a door. With field-adjustable closing power, the spring hinge line consists of standard commercial grade door hinges. STANLEY spring hinges are ideal for wood and metal doors, medium to heavy weight doors and low to medium frequency usage applications. In addition, steel and stainless steel hinges are available for interior applications. Spring hinges are approved for use on fire-rated doors.