Spacing assembly screw AMO® III 11.5
Spacing assembly screw AMO<SUP>®</SUP> III 11.5 - 1
Spacing assembly screw AMO<SUP>®</SUP> III 11.5 - 2
Spacing assembly screw AMO<SUP>®</SUP> III 11.5 - 3

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Spacing assembly screw AMO® III 11.5

Window mounting in concrete and solid stone masonry with increased load requirements. Ø11.5mm, with cheese head, zinc-plated steel, blue passivated, drive AW40

  • Thread diameter: 11.5 mm
  • Material: Steel
  • Surface: Zinc plated
  • Head type: Socket head
  • Head diameter: 11.5 mm
  • Internal drive: AW40

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You can refine your search by selecting different attributes

Art.-no. Length Thread diameter Material Surface Quantity PU
112 mm 11.5 mm Steel Zinc plated
50 pcs
132 mm 11.5 mm Steel Zinc plated
50 pcs
152 mm 11.5 mm Steel Zinc plated
50 pcs
182 mm 11.5 mm Steel Zinc plated
50 pcs

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Example article number structures:
Example 1: Screw with dimensions of 4x10 mm:
00574 10 (2 spaces between the 4 and the 10)

Example 2: Screw with dimensions of 10x20 mm:
005710 20 (1 space between the 10 and the 20)

Example 3: Flat washer with an internal diameter of 6 mm:

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Art.-no. Cust. Mat. No.

Hazardous Material

Product information

Würth Catalogue

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Technical information

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  • Positive-locking, removable anchoring with no expansion pressure

  • Load-bearing function is retained, even under thermal load

  • Immediate load-bearing capacity – no waiting after insertion

  • Tested fire resistance duration of 120 minutes

  • Tested burglary-resistant properties for plastic windows in resistance class WK 2 according to DIN V ENV 1627

  • Time saving, no anchor required

  • Short installation times, as no tools are required for insertion

  • AW drive for longer bit service life, improved power transmission and no ejection forces

  • Through-hole mounting

  • Positive locking for high load-bearing capacity

  • Removable

  • AW40 bit in every pack

  • Virtually no expansion forces on insertion

It is important to check that the components are correctly installed for the specific construction conditions (e.g. weight of window casement, surface properties, hole pattern in the brick).

Pre-drilling of window frame (10 mm). Drill perforated and hollow blocks with a rotary drill (without impact mechanism). No pre-drilling is necessary in aerated concrete; Amo III screw can be screwed in directly. Align window frames using alignment clamps or Amo Bag.

Screw length = frame width + gap + screw-in depth.

  • Fire protection test report no. 3174/0649-2 dated 12 January 2000

  • Break-in protection resistance class 2 according to DIN V ENV 1627. Expert opinion of ift Rosenheim no. 255/29923 dated 21 November 2005

  • Test of suitability for fastening a window to a brick masonry structure by ift Rosenheim. Test report no. 105 30599 dated 10 July 2006