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Company
Bossard Catalog
Description
BN 992 - Slotted pan head tapping screws with flat end type F (DIN 7971 F; ~ISO 1481), zinc plated blue
Bill of material
BN 992 1374605 slotted pan head tapping screw F 3.5x13
BNARTNR
Identification
BNNORM1
DIN 7971 F
BNNORM2
~ISO 1481
BNMAT
Material
Steel, case hardened 450 HV
BNSURFACE
Surface
zinc plated blue
D
Nominal thread diameter
mm
D3
Thread core diameter
mm
P
Threaded pitch
mm
L
Nominal length
mm
DK
Head diameter
mm
K
Head height max.
mm
A
Distance from the last full form thread to the bearing face max.
mm
N
Width of slot
mm
R
Transition radius under head max.
mm
RF
Head-Radius ~
mm
T
Depth of the driving feature max.
mm
Y
Help dimensions max.
mm
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