Hexagonal bolt with thread up to the head

Name: Hexagonal bolt with thread up to the head
Brand: Würth
SKU: 418214 25

ISO 4017 steel 10.9 zinc-nickel silver (ZNSHR)
SCR-HEX-ISO4017-10.9-WS7-(ZNSHR)-M4X25

Art.-no. 418214 25

EAN 4059608490443

All versions

Specification

ISO 4017 steel 10.9 zinc-nickel silver (ZNSHR)

Connection elements with a galvanised chromium (VI)-free zinc-nickel coating are suitable for applications with a high risk of corrosion. The coating comprises a zinc-nickel alloy layer and a sealing coat (top coat with integrated lubricating particles).

Overview of advantages:

Corrosion resistance of up to 720 hrs to base metal corrosion in accordance with DIN EN ISO 9227 NSS

Adjusted friction coefficient range of 0.12 μ–0.18 μ due to top coat with integrated lubricating particles, thermal capacity up to 120°C

Even coat distribution

Functional and decorative

Notice

ISO 4017 replaces DIN 933 | There is some compatibility | Nominal size extended | Widths across flats for M10, M12, M14 and M22 changed.

Technical information


Thread type x nominal diameter (d₁)	M4
Length (l₁)	25 mm
Head height (k₁)	2.8 mm
External drive (s₁)	WS7
Standards	ISO 4017
Material	Steel
Property class	10.9
Surface	Zinc nickel silver
Corrosion protection period	720 h
Head type	Hexagon head
Drive type	Outer hexagon
Thread type	Metric thread
Product class	A
RoHS-compliant	Yes