Hager AB850N 4-1/2X4-1/2 US32D Heavy-Duty Hinge

Hager AB850N 4-1/2X4-1/2 US32D Hinge is a premium heavy-weight option designed for full mortise applications. Crafted from stainless steel, this 4-1/2" x 4-1/2" hinge features a concealed anti-friction bearing system, ensuring smooth operation even under frequent use. With its three knuckle configuration and non-removable pin, this hinge is perfect for heavy-weight doors that require both durability and security. Manufactured in accordance with ANSI/BHMA standards, the Hager AB850N provides a reliable solution for commercial installations. The satin stainless steel finish not only enhances its aesthetic appeal but also offers resistance to wear and corrosion. This hinge is rated for three hours of fire resistance, adding an extra layer of safety for your building. When selecting the appropriate hinge, it's important to consider door thickness, backset, and clearance requirements. Hager's comprehensive design ensures compatibility across various door types, including wood and hollow metal frames. Backed by a lifetime limited warranty, the Hager AB850N exemplifies quality and longevity, making it a top choice for professionals seeking dependable door hardware solutions.

HINGE, HEAVY WEIGHT

Full Mortise Concealed Anti-Friction Bearing Hinge, Heavy Weight, 4-1/2" by 4-1/2", Stainless Steel, 3 Knuckle, Non-Removable Pin, Satin Stainless Steel Finish

Three knuckle ball bearing heavy weight hinge. For use with heavy weight doors or doors requiring high frequency service

There are three dimensions to know in order to determine the minimum width of the hinge: door thickness, backset, and clearance required.

Today, the Hager name is synonymous with architectural hinges. In fact, they are the industry’s premiere designer and manufacturer of architectural hinges, with a product line that offers one of the widest varieties of sizes, shapes, and finishes--all of which meet or exceed ANSI standards. 

• Hinges are manufactured in accordance with ANSI/BHMA A156.1. Self-closing hinges and pivots are in accordance with ANSI/BHMA A156.17 using three hinges per opening on a 3’0” x 7’0” x 1-3/4” (914 mm x 2134 mm x 44 mm) door. 
• Round corners are available in 1/4” (6 mm) (standard) or 5/8” (16 mm) radius.
• Full Mortise Both leaves are mortised, one leaf in the door and one leaf in the frame (wood door or hollow metal door with wood frame or hollow metal frame). Example: BB1279, 4-1/2” x 4-1/2” (114 mm x 114 mm), US26D
• Half Mortise One leaf is mortised in the door and the other is surface applied to the frame (hollow metal door with channel iron frame). Example: BB1109, 4-1/2” (114 mm), US26D
• Full Surface Both leaves are applied to the surface, one to the door and the other to the frame (metal core door or hollow metal door with channel iron frame). Example: BB2171, 5” (127 mm), USP
• Half Surface One leaf is mortised in the frame and the other is surface applied to the face of the door (wood door with wood frame or metal core door with hollow metal frame) Example: BB1163, 5” (152 mm), US26D

Resources

• Hager Commercial Hinges Cut Sheet