NGP HD1800DKB 85" Concealed Continuous Geared Hinge is expertly crafted for optimal performance in high-traffic commercial environments. Constructed from durable aluminum alloy 6063-T6 and anodized after machining, this hinge boasts a sophisticated dark bronze anodized finish that enhances both aesthetics and longevity. Its specially designed involute intermeshing gears provide smooth, consistent operation, while proprietary Teflon-infused self-lubricating wear-resistant bearings ensure minimal maintenance over time. Notably, this hinge requires no reinforcement for standard applications, making installation straightforward, except in cases involving extremely heavy, high-frequency, or extra-wide doors. The NGP HD1800DKB is ANSI/BHMA certified to A156.26 Grade 1 standards, supporting doors weighing up to 600 lbs. It is also fire-rated for 90 minutes on hollow metal or wood door leaves up to 4'0". With standard lengths available in 83", 85", 95", and 119", it offers versatile solutions for various door sizes. Backed by a lifetime warranty for the door opening, this hinge is designed to deliver reliable performance for years to come, making it an essential choice for building professionals and knowledgeable homeowners alike.
Concealed Continuous Geared Hinge 1/8" Door Inset, for 1-3/4" Doors
Application: No hinge reinforcement necessary except on extremely heavy, extremely high frequency or extra wide doors
Fasteners: #12-24 TEK MS
Finish: Dark bronze anodized finish
Length: 85"
Material: Aluminum alloy 6063-T6; Anodized after machining
Resistance: Proprietary teflon infused self-lubricating wear resistant bearings
Shipping Limitations: Some products exceed standard small package size regulations and may incur additional fees. Items measuring 96" or more could require extra charges or LTL shipping. Please keep this in mind when ordering, and contact customer service for more details.
Standard-0: ANSI/BHMA certified to A156.26 American National Standard for Continuous Hinges: Grade 1 - 600 lb. door.
Standard-1: Fire-rated 90 minute on hollow metal (except steel stiffened) or wood door leafs up to 4'0
Warranty: Lifetime of the door opening warranty
