Set screw, hex socket, cone point
ISO 4027, acid-resisting steel A4, 21H, uncoated
ISO 4027 21H A4 M3X4
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The hardness class 21H is equivalent to hardness 210 HV
Standard tip angle is 90°, but very short lengths have 120-degree angles.
Tip:
A2/A4 stainless steel set screws are not specially hardened and may be used for tensile loads.
ISO 4027 replaces DIN 914 | There are some consistencies | Nominal diameters for M1.4, M1.8, M14, M18, M22 are removed | Hardness classes for stainless steels introduced.
 | |
Thread type x nominal diameter (d) | M3 |
Length (l) | 4 mm |
Tip diameter (d) | 0.75 mm |
Internal drive (s) | HS1.5 |
Angle of the tip | 120 Degree |
Standards | ISO 4027 |
Material | Stainless steel A4 |
Surface | Plain |
Hardness category | 21H |
Drive type | Hexagon socket |
Thread form | Standard metric thread |
Shape of tip | Tip |
RoHS-compliant | Yes |
Notice | The hardness class 21H is equivalent to hardness 210 HV Standard tip angle is 90°, but very short lengths have 120-degree angles. Tip: A2/A4 stainless steel set screws are not specially hardened and may be used for tensile loads. ISO 4027 replaces DIN 914 | There are some consistencies | Nominal diameters for M1.4, M1.8, M14, M18, M22 are removed | Hardness classes for stainless steels introduced. |
Datasheets(X)
