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Company
Bossard Catalog
Description
BN 4719 - Hex socket flat countersunk head screws, fully threaded (DIN 7991; ~ISO 10642), stainless steel A4
Bill of material
BN 4719 1019341 hex socket flat countersunk head screw M5x10
BNARTNR
Identification
BNNORM1
DIN 7991
BNNORM2
~ISO 10642
BNMAT
Material
Stainless steel A4
D
Nominal thread diameter
mm
D3
Nominal core diameter
mm
P
Pitch of thread
mm
L
Nominal length
mm
B
Thread length
mm
BX1
B for L <= 125
mm
BX2
B for 125<L<=200
mm
BX3
B for L > 200
0.000 mm
LS
Shank length min.
mm
LG
Distance from the last full form thread to the bearing face (shank length of bolt) max.
mm
AL
Countersunk head angle +2 / 0
90.000 mm
DK
Head diameter max.
mm
DS
Diameter of the unthreaded shank max.
mm
K
Head height max.
mm
R
Transition radius under head min.
mm
S
Keys wide nominal
mm
T
Depth of the driving feature max.
mm
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