Norton Rixson 7900 Series Overhead Concealed Closer, 7970-OP, Security, with 790 Fire Block, 3, 4 Offset Pivots…_7379-0755
Open the original PDF document
View PDF
NOTES:
- · 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.
- Maximum door swing is 95 degrees. Auxiliary door stop (not supplied) is required for this application.
- Standard track is 24 inches long.
- For doors less than 29 inches wide, contact factory for modification requirements.
| CHART | |
|---|---|
| Inches | mm. |
| 1/8 | 3.2 |
| 1/4 | 6.4 |
| 3/8 | 9.5 |
| 5/8 | 15.9 |
| 1 | 25.4 |
| 1-3/16 | 30.1 |
| 1-1/4 | 31.8 |
| 1-3/4 | 44.5 |
| 2 | 50.8 |
| 2 2-1/4 | 57.2 |
| 3-3/4 | 95.3 |
| 3-13/16 | 96.8 |
| 3-7/8 | 98.4 |
|
5
8 |
127.0 |
| 8 | 203.2 |
| 14 | 355.6 |
| 18-5/8 | 473.0 |
| 19-3/8 | 492.1 |
| 22 | 558.8 |
| 22-1/4 | 565.1 |
| 24 | 609.6 |
| 24-1/4 | 615.9 |
| 29 | 736.6 |
METRIC CONVERSION
7970-OP Series Security Door Closers x 790 Fire Bloc For Use on Doors Hung on 3/4" Offset Pivots Non Hold Open Installation
NORTON RIXSON
ASSA ABLOY
TEMPLATE NUMBER
DATE
7379-0755
12/21