Countersunk screw with hexagon socket head DIN 7991, steel 010.9, zinc-plated, blue passivated (A2K)

Name: Countersunk screw with hexagon socket head DIN 7991, steel 010.9, zinc-plated, blue passivated (A2K)
Brand: Würth
SKU: 412311690

SCR-CS-DIN7991-010.9-(A2K)-HS10-M16X90

Art.-no. 412311690

EAN 4058794757743

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Countersunk screw with hexagon socket head DIN 7991, steel 010.9, zinc-plated, blue passivated (A2K)

Art.-no. 412311690

Prices and availability visible after login

Quantity

x 25 pcs

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Countersinking angle for M3-M20 90° and for M22 and M24 60°

Notice

Manufactured in accordance with DIN 7991. DIN 7991 has been withdrawn and replaced by ISO 10642. There is some limited similarity. (Head height and head diameter partly changed | nominal diameter M18, M22, M24). For new designs, it is recommended to use the more common ISO version.

Due to their head geometry, these screws can only be subjected to limited loads, see DIN EN ISO 898-1

Product information

Würth Catalogue

Datasheets(X)

Certificates/ Documents

Thread type x nominal diameter (d₁)	M16
Length (l₁)	90 mm
Head diameter (d_k)	30 mm
Head height (k₁)	7.5 mm
Internal drive (s₁)	HS10
Standards	DIN 7991
Material	Steel
Property class	010.9
Surface	Zinc plated
Corrosion protection period (3)	48 h
RoHS-compliant	Yes
Head type	Countersunk head
Drive type	Hexagon socket
Thread type	Metric thread
Thread form	Standard metric thread
Product class	A
Tightening torque 90% yield strength (1)	310 Nm
Min./max. resulting pre-load force (2)	45.5-91.1 kN
Disc with hardness to be used	≥ 200 HV
Nut to be used with strength class	≥ I10I

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