M4x45 ISO 14583 Torx T20 A4-70 screws - 500 pcs.

zł324.72 Grosszł264.00 Net
(zł0.65 szt.)

M4x45 ISO 14583 screws with pan head and Torx T20 drive, stainless steel A4-70. Metric thread M4 with 0,7 mm pitch. Pack of 500 pieces; catalogue weight for the quantity 2,470 kg. Lead time: 7-14 days.

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Torx pan head screws A4 - original illustration of the family

M4x45 ISO 14583 Torx T20 A4-70 screws

Machine screws with a pan head, a flat bearing surface under the head and a hexalobular Torx T20 drive. Made of stainless steel A4, property class 70. Intended for connections with a matching M4 metric thread.

Dimensions and design

Length L = 45 mm is measured from the underside of the head to the end of the screw. Maximum head diameter dk is 8 mm and maximum head height k is 3,1 mm. The M4 thread has a pitch of 0,7 mm. For this length, the data sheet states a minimum thread length of 38 mm. A full thread is guaranteed for lengths L up to 40 mm.

ISO 14583 Torx A4-70 screws - neutral illustration of the carton

Technical specifications

StandardISO 14583
MaterialStainless steel A4
Property class70
Thread sizeM4
Length [mm]45
Head typePan head
DriveTorx T20
Thread typeMetric
Thread specificationMinimum thread length 38 mm
Thread pitch [mm]0,7
Maximum head diameter dk [mm]8
Maximum head height k [mm]3,1
Number of pieces per pack500
Catalogue weight for the quantity [kg]2,470
EAN8715494315326
Code55345.040.045
Original ISO 14583 screw diagram - d, dk, k and L

Thread diameter d = M4.

Length under head L = 45 mm.

Maximum head diameter dk = 8 mm.

Maximum head height k = 3,1 mm.

Scope of delivery and weight

The price covers one pack of 500 M4x45 screws. The catalogue weight of this quantity is 2,470 kg, based on 4,94 g/pc. x 500 pieces, rounded to the nearest gram. This is the catalogue weight of the screws; it does not include a confirmed carton weight. The graphics are original illustrative images of the family and a neutral depiction of the packaging. Dimensions of the specific variant are stated in the specifications. The thread and drive are shown schematically; the diagram is not a manufacturing drawing.

Frequently asked questions

How many screws does the stated price cover?

One pack of 500 M4x45 ISO 14583 screws.

Which tool fits the drive?

Torx T20 bit for the hexalobular drive.

How is the 45 mm length measured?

From the flat underside of the head to the end of the screw. Head height is a separate dimension.

What is the lead time?

The lead time is 7-14 days.

  • Brand
  • Reference
    N-55345-A4-M4X45-T20-Q500
  • Waga
    2,47 kg
  • EAN13
    8715494315326

  • Standard
    ISO 14583
  • Number of pieces per pack
    500
  • Material
    A4 stainless steel
  • Thread type
    Metric
  • Thread pitch [mm]
    0,7
  • Length [mm]
    45
  • Strength class
    70
  • Head type
    Pan head
  • Head diameter dk max. [mm]
    8
  • Head height k max. [mm]
    3,1
  • EAN
    8715494315326
  • Thread design
    Thread length min. 38 mm
  • Thread size
    M4
  • Drive
    Torx T20
  • Catalogue mass of quantity [kg]
    2,470
  • Reference
    55345.040.045

Workplace safety warnings — in accordance with Regulation (EU) 2023/988 on general product safety:
1. Eye protection:
– Always wear safety goggles or a face shield to protect your eyes from sparks, particles and metal fragments.
2. Hearing protection:
– When working in a noisy environment, use ear defenders or earplugs to prevent hearing damage.
3. Respiratory protection:
– When working in dusty surroundings or in the presence of fumes, wear a filtering mask or an appropriate respirator.
– Ensure proper ventilation of the workstation.
4. Hand and skin safety:
– Use protective gloves that protect against mechanical injuries and chemicals.
– Where necessary, use protective creams to prevent irritation and dry skin.
5. Work clothing:
– Work in protective clothing resistant to sparks and splashes.
– Avoid loose clothing, jewellery and loose hair near machinery.
6. Fire risk:
– Keep the workstation free of flammable materials (e.g. paper, fabrics and chemicals).
– Keep a serviceable fire extinguisher close at hand and know how to use it.
7. Electrical hazards:
– Check the condition of cables and electrical equipment before use.
– Do not use electrical devices in damp conditions.
– Disconnect equipment from the power supply during maintenance or repairs.
8. Use of machinery and tools:
– Regularly inspect the technical condition of machines and tools.
– Use equipment in accordance with the manufacturer's instructions.
– Blades and tools should be maintained regularly and kept in good condition.
– Machines should be fitted with appropriate guards and protective devices.
9. Handling materials:
– Use handling equipment to move heavy components.
– Lift and carry using ergonomic practices to avoid injury.
10. Working with chemicals:
– Store chemicals in labelled, safe containers.
– Use substances in accordance with the manufacturer's instructions and occupational health and safety rules.
– Ensure air circulation when using chemicals.
Other important rules:
– Keep the workstation clean and tidy.
– Ensure adequate lighting in the working area.
– Provide occupational health and safety training.
– Carry out regular safety audits and comply with current regulations.

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