Spring toggle type W-FK with washer and brass knurled nut, zinc-plated steel

Name: Spring toggle type W-FK with washer and brass knurled nut, zinc-plated steel
Brand: Würth
SKU: 0904741

Spring-loaded anchor W-FK
DWL-(W-FK)-69-M4X90

Art.-no. 0904741

EAN 4011231849838

All versions

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Price for selected packaging unit

Spring toggle type W-FK with washer and brass knurled nut, zinc-plated steel

Art.-no. 0904741

Price for selected packaging unit

Quantity

x 25 pcs

Exclusively for trade customers

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For secondary attachments in cavity walls, hollow ceilings and all types of panel material

The spring toggle expands automatically in any position

The design of a spring toggle means it does not need to be inserted as deeply in a cavity as a toggle anchor

With large and variable useful length

Fully pre-assembled

Anti-rotation lock (claws) prevents movement during installation

Load distributed over large surface area to ensure good holding power

Drill the hole

Insert anchor until hooks fold open

Attach component and screw on brass nut

Screw in screw until flush

Product information

Würth Catalogue

Datasheets(X)

Certificates/ Documents

Application area

The anchor for mounting curtain rails, shelf rails, switches and lightweight attachments.

Type description	W-FK
Anchor diameter	4 mm
Anchor length (l)	90 mm
Hole diameter in component (d Bau)	5 mm
Minimum cavity depth (h)	40 mm
Nominal drill-bit diameter (d 0)	14 mm
Max. attachment height (d a)	69 mm
Material	Steel
Surface	Zinc plated
Design	With washer and MS knurled nut
Breaking force of the anchor (F failure)	2 kN
Thread type	Metric thread

Performance data
Anchor diameter [mm]			M3	M4
“break values” of anchor	The load-bearing behaviour of the surface is not taken into account	F_break [kN]	1.0¹⁾	2.0¹⁾
			Type W-FKH 0.1 hook bends up	Type W-FKH 0.3 hook bends up
¹⁾ Threaded rod breakage or failure of the tilting element

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