Brochure

14
Subject to change without notice. Please refer to your local Bossard E-Shop for the current assortment and dimensions.
Other variants upon request.
Hexalobular pan head thread forming screws with ribs and metric thread
1 BN 14551 | Case-hardened zinc plated, waxed
d
1
M3 M4
d
2
max.
6 8
k max. 2,52 3,25
n 0,6 1
X10 x20
t max. 1,2 1,9
d
1
M3 M4
L
5
1
6
1 1
8
1 1
10
1
12
1
16
This screw is furnished with nibs underneath
the head. The nibs generate electrical contact by
penetrating the coated surface of the clamped
components. These nibs also increases vibration
resistance.
1.
2.
1. Thread-forming grounding screws
2. Cost-savings example of light fixture assembly
Electrical Grounding without
Extra Cost - Thanks to Grounding
Screws with Nibs