5/16"-18 X 5/8" Set Screws, Square Head, Cup Point, Alloy Steel, Hardened

PART NUMBER:
SO101-51618X58-003000
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  • Holds an object in place via friction between the point of the screw and the fastened material.
  • While similar to set screws with a hex recess drive, the square head allows for a wrench to be used.
  • Square head set screws are also known as grub screws.
  • Alloy steel fasteners are significantly stronger than standard low carbon steel fasteners.
  • Set screws are designed to be used under compressive stress only.
DIMENSIONAL ATTRIBUTES
  • Diameter (Nominal): 5/16"
  • Thread Pitch: 18
  • Diameter (Dimension): 0.3125"
  • Length (Nominal): 5/8"
  • Thread Length (Nominal): 0.625"
  • Across Flats (Basic): 0.312"
  • Across Flats (Minimum): 0.302"
  • Across Flats (Maximum): 0.312"
  • Head Height, Overall (Minimum): 0.224"
  • Head Height, Overall (Maximum): 0.245"
  • Point Width (Minimum): 0.156"
  • Point Width (Maximum): 0.172"
PRODUCT ATTRIBUTES
  • Category: Set Screws
  • System of Measurement: Inch
  • Brand: Aspen Fasteners®
  • Head Style: Square Head
  • Drive Style: External Square Drive
  • Pitch: Coarse Thread
  • Thread Length: Full Thread
  • Thread Direction: Right-Hand Thread
  • Point: Cup Point
  • Material: Steel
  • Material Grade: Alloy Steel
  • Material Processes: Through-Hardened
  • Coating: Uncoated
  • Hardness Rating: Rockwell C45-C53
  • Standards and Specifications: ASME B18.6.2
Product UPC Code:
698435904958
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Point Width (Maximum):
0.172"
Shop by System of Measurement:
Inch
Point Width (Minimum):
0.156"
Diameter (Dimension):
0.3125"
Diameter (Nominal):
5/16"
Pitch:
Coarse Thread
Material Processes:
Through-Hardened
Standards and Specifications:
ASME B18.6.2
Across Flats (Minimum):
0.302"
Order:
Machine Thread Fasteners
Material Grade:
Alloy Steel
Drive Style:
External Square Drive
Head Height, Overall (Maximum):
0.245"
Length (Nominal):
5/8"
Coating:
Uncoated
Brand:
Aspen Fasteners(r)
Shop by Material:
Steel
Material:
Steel
Head Style:
Square Head
Point:
Cup Point
Across Flats (Maximum):
0.312"
Product Class:
Externally Threaded Fasteners
System of Measurement:
Inch
Head Height, Overall (Minimum):
0.224"
Hardness Rating:
Rockwell C45-C53
Thread Pitch:
18
Thread Direction:
Right-Hand Thread
Thread Length (Nominal):
0.625"
Thread Length:
Full Thread
Category:
Set Screws
Across Flats (Basic):
0.312"
  • Description
    • Holds an object in place via friction between the point of the screw and the fastened material.
    • While similar to set screws with a hex recess drive, the square head allows for a wrench to be used.
    • Square head set screws are also known as grub screws.
    • Alloy steel fasteners are significantly stronger than standard low carbon steel fasteners.
    • Set screws are designed to be used under compressive stress only.
    DIMENSIONAL ATTRIBUTES
    • Diameter (Nominal): 5/16"
    • Thread Pitch: 18
    • Diameter (Dimension): 0.3125"
    • Length (Nominal): 5/8"
    • Thread Length (Nominal): 0.625"
    • Across Flats (Basic): 0.312"
    • Across Flats (Minimum): 0.302"
    • Across Flats (Maximum): 0.312"
    • Head Height, Overall (Minimum): 0.224"
    • Head Height, Overall (Maximum): 0.245"
    • Point Width (Minimum): 0.156"
    • Point Width (Maximum): 0.172"
    PRODUCT ATTRIBUTES
    • Category: Set Screws
    • System of Measurement: Inch
    • Brand: Aspen Fasteners®
    • Head Style: Square Head
    • Drive Style: External Square Drive
    • Pitch: Coarse Thread
    • Thread Length: Full Thread
    • Thread Direction: Right-Hand Thread
    • Point: Cup Point
    • Material: Steel
    • Material Grade: Alloy Steel
    • Material Processes: Through-Hardened
    • Coating: Uncoated
    • Hardness Rating: Rockwell C45-C53
    • Standards and Specifications: ASME B18.6.2
    Product UPC Code:
    698435904958

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