BN 1719 - Phillips pan head assembled (Sems) screws form H, with captive flat washer DIN 6902 A (DIN 7985 Z1; DIN 6902 A), 4.8, zinc plated blue

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BNARTNR Identification	1370170 1370170
BNNORM1	DIN 7985 Z1
BNNORM2	DIN 6902 A
BNMAT Material	Steel 4.8
BNSURFACE Surface	zinc plated blue
D Nominal thread diameter	4.000 4.000	mm
P Threaded pitch	0.700 0.700	mm
L Nominal length	8.000 8.000	mm
A Distance from the last full form thread to the bearing face	1.400 1.400	mm
B Thread length	6.600 6.600	mm
DA Max.	4.700 4.700	mm
DK Head diameter	8.000 8.000	mm
K Head height	3.100 3.100	mm
R Transition radius under head	0.200 0.200	mm
RF Radius of curvature of the lens head ~	8.000 8.000	mm
V ~	2.000 2.000	mm
X Thread rudiment	1.750 1.750	mm
M Wing diameter of cross recesses	4.600 4.600	mm

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