Best (Formerly Stanley) Best BB852G-5 x 6-USP Half Mortise Triple Weight Concealed Bearing Prison Offset Hinge, 5" x 6", With Fasteners, Door Weighing Up To 1200 Lbs, Based On a 36" x 84" Door, Using [3] Hinges, See Manuf Cut Sheet, Prime Coat Gray
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The Best BB852G-5 x 6-USP Half Surface Triple Weight Concealed Bearing Prison Hinge is designed for use on heavy doors, with a capacity of up to 1200 lbs. Its 5" x 6" size and triple weight construction make it ideal for offset installation, and it includes fasteners for easy installation. Based on a standard 36" x 84" door and using 3 hinges, this hinge is a versatile and reliable choice. Please see our manufacturer's cut sheet for further details, and choose the professional and durable Prime Coat Gray option.
For lead-lined doors to x-ray rooms and extremely heavy doors and gates
For hinged cell-front doors and grated steel doors of penitentiaries, jails, reformatories, etc.
Made of triple weight steel capable of carrying doors weighing up to 1200 lbs. (544 Kg)
(Based on a 3' x 7' door with 3 hinges)
concealed hardened steel races contains sixteen 3/16" (4.8 mm) hardened and ground steel balls which are assembled within a jacket
Provision has been made in the barrel of the hinge for forced lubrication if further lubrication is necessary
Typically made not swaged, no holes (application A) for full surface applications, or for full mortise (applications C) application. All other configurations are made to order
