Cross recessed SCREW - ISO 4757
Sizes
Cross recess H
| Dimensions in mm | |||||
| The size of the groove | 0 | 1 | 2 | 3 | 4 |
| b 0 - 0,03 |
0,61 | 0,97 | 1,47 | 2,41 | 3,48 |
| e | 0,26-0,36 | 0,41-0,46 | 0,79-0,84 | 1,98-2,03 | 2,39-2,44 |
| g +0,05 0 |
0,81 | 1,27 | 2,29 | 3,81 | 5,08 |
| f | 0,31-0,36 | 0,51-0,56 | 0,66-0,74 | 0,79-0,86 | 1,19-1,27 |
| r nominal size | 0,3 | 0,5 | 0,6 | 0,8 | 1 |
| t1 reference | 0,22 | 0,34 | 0,61 | 1,01 | 1,35 |
| α 0 -15° |
1) | 138° | 140° | 146° | 153° |
| ß +15 0 | 7° | 7° | 5°45’ | 5°45’ | 7° |
| 1) The angle is replaced with a radius r min = 0.25 mm, 0.36 mm = Rmax | |||||
| The figures in the table are calculated values | |||||
Sizes
Cross groove Z
| Dimensions in mm | |||||
| The size of the groove | 0 | l | 2 | 3 | 4 |
| b 0 -0,05 |
0,76 | 1,27 | 1,83 | 2,72 | 3,96 |
| f 0 -0,025 |
0.48 | 0,74 | 1,03 | 1,42 | 2,16 |
| g 0 -0,05 |
0,86 | 1,32 | 2,34 | 3,86 | 5,08 |
| r1 max. | 0,30 | 0,30 | 0,38 | 0,51 | 0,64 |
| r2 max. | 0,10 | 0,13 | 0,15 | 0,25 | 0,38\ |
| j max. | OJ 3 |
0,15 | 0,15 | 0,20 | 0,20 |
| α +15° 0 |
7° | 7° | 5°45’ | 5°45’ | 7° |
| ß 0 -15° |
7°45’ | 7°45' | 6°20’ | 6°20’ | 7°45’ |
| γ 0 15° |
4°23" | 4°23’ | 3° | 3° | 4°23’ |
| δ 0 -7° |
46° | 46° | 46° | 56°15’ | 56°15’ |
| The figures in the table are calculated values | |||||