McKinney Concealed Hinges - MK80SS Series
The MK80SS, now part of the McKinney Concealed Hinge line, is made from solid stainless steel and holds a 3-hour fire-rating.
- Model number: MK80SS
- Base material: Stainless steel
- Overall hinge length: 111.5mm (4.39")
- Hinge width: 29mm (1.14")
- Non-handed
- Opening angle: 180 degrees
- 3-Dimensional adjustability:
- Vertical +/- 2 mm; Horizontal +/- 2 mm; and depth +/- 1 mm
- For wood or hollow metal doors with wood or metal frames
- UL Listed for both hollow metal or steel covered composite fire doors rated up to 3 hours
- UL Listed for wood core fire doors rated 20 minutes
Hinge Capacity
Door thickness minimum: 1-3/8"
| Number of Hinges |
Door Width |
| |
32" |
36" |
42" |
48" |
| 2 |
185 lbs |
176 lbs |
143 lbs |
132 lbs |
| 3 |
211 lbs |
198 lbs |
160 lbs |
149 lbs |
| 4 |
223 lbs |
220 lbs |
171 lbs |
158 lbs |
*When installing with a door closer, at least 3 hinges are required, and reduce maximum door weight in chart by 30%.
- Stainless Steel (Part #:MK67016)