Norton Rixson 7900 Series Overhead Concealed Closer, 7970B, Security, with 790 Fire Block, 4-1, 2 or 5 Wide B…_7379-0752
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NOTES:
- · Do not scale drawing.
- · Left hand door shown.
- · Hardware dimensions shown (not cutout).
- Dimensions are in inches (see chart for metric conversion).
- Minimum thickness recommended for reinforcements in hollow metal doors and frames: .1046" (2.66mm.) unless otherwise noted.
- Minimum door width 27 inches.
- Track is 24 inches long.
- Maximum width hinge is 5 inches.
- Door can swing to 180 degrees conditions permitting.
| CHART | |
|---|---|
| mm. | |
| 3.2 | |
| 6.4 | |
| 9.5 | |
| 15.9 | |
| 17.5 | |
| 25.4 | |
| 30.2 | |
| 31.8 | |
| 44.5 | |
| 50.8 | |
| 57.2 | |
| 95.3 | |
| 127.0 | |
| 203.2 | |
| 355.6 | |
| 473.0 | |
| 492.1 | |
| 558.8 | |
| 609.6 | |
| 615.9 | |
| 685.8 | |
METRIC CONVERSION
7970B Series Security Door Closers x 790 Fire Bloc For Use on Doors Hung on 4-1/2" or 5" Wide Butt Hinges Non Hold Open Installation
RIXSON
ASSA ABLOY
TEMPLATE NUMBER 7379-0752
1/4-20 tap
metal door
DATE
12/21