DIN 964 Slotted Raised Countersunk Machine Screws
We supply DIN 964 slotted raised countersunk machine screws in A2 and A4 stainless steel from M2 to M10, plus steel 4.8 zinc plated and brass. The raised countersunk head sits flush at its rim with a shallow domed crown and a single slot drive, a traditional pattern for switchgear, instruments and decorative fittings.
Also known as: raised csk slotted, slotted raised countersunk, raised slotted screw, oval head slotted screw.
DIN 964 dimensions
| Diameter | Pitch | Head diameter | Head depth | Raised height | Slot width |
|---|---|---|---|---|---|
| M2 | 0.4mm | 3.8mm | 1.2mm | 0.5mm | 0.5mm |
| M2.5 | 0.45mm | 4.7mm | 1.5mm | 0.6mm | 0.6mm |
| M3 | 0.5mm | 5.6mm | 1.65mm | 0.75mm | 0.8mm |
| M4 | 0.7mm | 7.5mm | 2.2mm | 1.0mm | 1.0mm |
| M5 | 0.8mm | 9.2mm | 2.5mm | 1.25mm | 1.2mm |
| M6 | 1.0mm | 11.0mm | 3.0mm | 1.5mm | 1.6mm |
| M8 | 1.25mm | 14.5mm | 4.0mm | 2.0mm | 2.0mm |
| M10 | 1.5mm | 18.0mm | 5.0mm | 2.5mm | 2.5mm |
Materials & strength
Stainless A2 (304)
Supplied to class A2-50. Good general corrosion resistance for indoor and sheltered external use.
Stainless A4 (316)
Supplied to class A4-50. Molybdenum-bearing grade for marine, chloride and chemical environments - specify A4 anywhere salt is involved.
Related specificationsIs DIN 964 still a current standard?
DIN 964 has been superseded by ISO 2010. The standards are closely related, although dimensional or technical differences may exist. If your drawing specifies DIN 964, send us the requirement and we can identify the appropriate product.
What is the difference between DIN 964 and DIN 966?
Both are raised countersunk machine screws with the same head form. DIN 964 has a single slot drive; DIN 966 has a pozi cross recess for power driving.
Is DIN 964 available in brass?
Yes - DIN 964 raised countersunk slotted screws are available in brass, alongside A2 and A4 stainless steel and steel 4.8 zinc plated.
Need DIN 964 in a non-standard size or material?
Send us your drawing — specials quoted within 24 hours.