- ISO 14581 formerly referred to the DIN 965 specification.
- Machine screws are designed for applications with a pre-tapped hole or mated to a threaded nut.
- A 6-lobe recess is also known as a hexalobular internal drive.
- Flat countersunk head screws sit flush with the surface of the material they are inserted into.
- A4 stainless steel is functionally equivalent to 316 grade and is also known as "marine grade".
- Stainless steel significantly improves resistance to tarnishing or corrosion.
DIMENSIONAL ATTRIBUTES- Diameter (Nominal): M4
- Thread Pitch: 0.7
- Diameter (Dimension): 4mm
- Length (Nominal): 55mm
- Thread Length (Nominal): 52.3mm
- Drive Recess Size: T20
- Drive Recess Width: 3.95mm
- Drive Recess Depth (Minimum): 1.14mm
- Drive Recess Depth (Maximum): 1.53mm
- Head Diameter: 8.4mm
- Head Diameter (Minimum): 8.04mm
- Head Diameter (Maximum): 8.4mm
- Head Height, Overall: 2.7mm
PRODUCT ATTRIBUTES- Category: Machine Screws
- System of Measurement: Metric
- Brand: Aspen Fasteners
- Head Style: Flat Countersunk Head
- Head Style Detail: 90 Degree Countersink
- Drive Style: 6Lobe Drive
- Drive Detail: Torx® Generic Alternative
- Thread Length: Full Thread
- Thread Direction: Right-Hand Thread
- Material: Stainless Steel
- Material Grade: A4 Stainless Steel
- Coating: Uncoated
- Origin: Origin Undefined
- Standards and Specifications: ISO 14581
Product UPC Code:
692559680699
- Head Diameter (Maximum):
- 8.4mm
- Shop by Material:
- Stainless Steel
- Shop by System of Measurement:
- Metric
- Head Height, Overall:
- 2.7mm
- Coating:
- Uncoated
- Material Grade:
- A4 Stainless Steel
- Diameter (Dimension):
- 4mm
- Material:
- Stainless Steel
- Thread Direction:
- Right-Hand Thread
- Drive Detail:
- Torx(r) Generic Alternative
- Drive Style:
- 6Lobe Drive
- Product Class:
- Externally Threaded Fasteners
- Head Style Detail:
- 90 Degree Countersink
- Head Style:
- Flat Countersunk Head
- Brand:
- Aspen Fasteners
- System of Measurement:
- Metric
- Category:
- Machine Screws
- Order:
- Machine Thread Fasteners
- Diameter (Nominal):
- M4
- Standards and Specifications:
- ISO 14581
- Thread Pitch:
- 0.7
- Length (Nominal):
- 55mm
- Thread Length:
- 52.3mm
- Head Diameter:
- 8.4mm
- Head Diameter (Minimum):
- 8.04mm
- POS:
- ME518-407X55-000500
- Origin:
- Origin Undefined
- Drive Recess Size:
- T20
- Thread Length (Nominal):
- 52.3mm
- cad_3d_viewer_url:
- https://3d.aspenfasteners.com/viewer/?cad_model=obj/ME518-407X55
- specifications_document_url:
- https://www.aspenfasteners.com/content/2D_PDF/product51/ME518-407X55.PDF
- Drive Recess Depth (Minimum):
- 1.14mm
- Drive Recess Depth (Maximum):
- 1.53mm
- cad_3d_file_url:
- https://3d.aspenfasteners.com/assets/obj/ME518-407X55.zip
- Drive Recess Width:
- 3.95mm
