M4 x 4mm Socket Button Screws (ISO 7380) - Marine Stainless Steel (A4) Description
The M4 x 4mm Socket Button Screws (ISO 7380) - Marine Stainless Steel (A4) has the following features:
ISO 7380 Manufacturing Standard
4mm Length (L)
Marine Stainless Steel (A4) Material
Marine Stainless Steel (A4) Material Specification
0.7mm Screw Thread Pitch
2.5mm Hexagon Socket A/F (A)
M4 (4mm) Thread Size
2.2mm Maximum Head Length (H)
1.3mm Minimum Hexagon Socket Depth (P)
7.6mm Maximum Head Diameter (D)
Discover more about the Metric Socket Button Screws range.
Socket Button Screws, also known as Round Screws or Dome Screws, feature a widely used hexagon drive, which is sometimes called a hex drive or Allen drive. Socket Button Head Screws are low-profile, and for safety and aesthetics, their rounded head features no sharp or pointed edges. Button Screws are often used for their decorative qualities.
Accu's range of Socket Button Head Screws are now available in high quality screw kit packs. Accu's Button Screw Kits are available in kits featuring Metric Thread Sizes M2, M2.5 and M3 (Micro) or Thread Sizes M4, M5 and M6 (Small) in A2 Stainless Steel and A4 Marine Grade Stainless Steel. Accu ProKits were designed for engineering projects and built for both professionals and hobbyists alike.
Button Head Captive Screws
Designed to comply with EU Safety Regulations, Accu's Button Head Captive Screws are available in A2 or A4 Stainless Steel, as well as the specialist thermoplastic PEEK material. Accu's Button Captive Screws feature a precisely machine unthreaded shank below the head, ideal for use with a Retaining Washer to lock the fastener in place during installation and prevent the screw from being fully removed from the target housing.
Button Screws are also available with a hollow core for ventilation of gases and contaminants. Vented Button Head Screws are often used within vacuums.
Socket Button Headed Screws are available in a range of materials, including Stainless Steel, Titanium, Aluminium, 10.9 Hardened Steel and PEEK. Additional features such as Thread Locking Patches or Chemical Blackening are also available on Stainless Steel Button Screws.
Metric Socket Button Screws
Metric Socket Button Head Screws are manufactured according to ISO 7380, and are available in diameters ranging from M2 up to M12. Lengths of between 3.00mm and 120.00mm are also available.
Imperial Socket Button Screws
Imperial Socket Button Head Screws are compliant with ANSI B18.3. These components are manufactured as standard in diameters of between No. 0 and 5/8 inch, and lengths from 1/8 inch to 2.1/2 inch.