5/16" X 1/4" (1/4"-20 thread) Shoulder Screws, Hex Socket Drive, Alloy Steel

PART NUMBER:
SO040-1420X0688X0438X-000500
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  • Shoulder screws are also known as shoulder bolts or stripper bolts.
  • The shoulder acts as a shaft or dowel for rotating items such as bearings or bushings.
  • An internal hex socket drive is also known as an Allen drive.
  • Alloy steel fasteners are significantly stronger than standard low carbon steel fasteners.
  • Diameter (Nominal): 1/4"
  • Thread Pitch: 20
  • Diameter (Dimension): 0.25"
  • Length (Nominal): 0.688"
  • Thread Length: 0.438"
  • Recess Size: 5/32"
  • Key Engagement (Minimum): 0.117"
  • Head Diameter: 0.438"
  • Head Height, Overall: 0.219"
  • Shoulder Diameter: 5/16"
  • Shoulder Diameter (Minimum): 0.3085"
  • Shoulder Diameter (Maximum): 0.3105"
  • Shoulder Length: 1/4"
  • Product Class: Externally Threaded Fasteners
  • Order: Machine Thread Fasteners
  • Category: Shoulder Screws
  • System of Measurement: Inch
  • Brand: Aspen Fasteners®
  • Head Style: Cylindrical Head
  • Drive Style: Hex Socket Drive
  • Pitch: UNRC Coarse Thread
  • Thread Direction: Right-Hand Thread
  • Material: Steel
  • Material Grade: Alloy Steel
  • Coating: Uncoated
  • Standards and Specifications: ANSI B18.3
Product UPC Code:
692559425405
Thread Length:
0.438"
Shoulder Length:
1/4"
Shoulder Diameter (Maximum):
0.3105"
Shoulder Diameter (Minimum):
0.3085"
Shoulder Diameter:
5/16"
Head Height, Overall:
0.219"
Head Diameter:
0.438"
Key Engagement (Minimum):
0.117"
Recess Size:
5/32"
Length (Nominal):
0.688"
Thread Pitch:
20
Diameter (Dimension):
0.25"
Diameter (Nominal):
1/4"
Standards and Specifications:
ANSI B18.3
Coating:
Uncoated
Material Grade:
Alloy Steel
Material:
Steel
Thread Direction:
Right-Hand Thread
Pitch:
UNRC Coarse Thread
Drive Style:
Hex Socket Drive
Head Style:
Cylindrical Head
Brand:
Aspen Fasteners(r)
System of Measurement:
Inch
Category:
Shoulder Screws
Order:
Machine Thread Fasteners
Product Class:
Externally Threaded Fasteners
Shop by Application:
Socket Products
Shop by Application:
Electronic Fasteners
Shop by Material:
Steel
Shop by System of Measurement:
Inch
  • Description
    • Shoulder screws are also known as shoulder bolts or stripper bolts.
    • The shoulder acts as a shaft or dowel for rotating items such as bearings or bushings.
    • An internal hex socket drive is also known as an Allen drive.
    • Alloy steel fasteners are significantly stronger than standard low carbon steel fasteners.
    • Diameter (Nominal): 1/4"
    • Thread Pitch: 20
    • Diameter (Dimension): 0.25"
    • Length (Nominal): 0.688"
    • Thread Length: 0.438"
    • Recess Size: 5/32"
    • Key Engagement (Minimum): 0.117"
    • Head Diameter: 0.438"
    • Head Height, Overall: 0.219"
    • Shoulder Diameter: 5/16"
    • Shoulder Diameter (Minimum): 0.3085"
    • Shoulder Diameter (Maximum): 0.3105"
    • Shoulder Length: 1/4"
    • Product Class: Externally Threaded Fasteners
    • Order: Machine Thread Fasteners
    • Category: Shoulder Screws
    • System of Measurement: Inch
    • Brand: Aspen Fasteners®
    • Head Style: Cylindrical Head
    • Drive Style: Hex Socket Drive
    • Pitch: UNRC Coarse Thread
    • Thread Direction: Right-Hand Thread
    • Material: Steel
    • Material Grade: Alloy Steel
    • Coating: Uncoated
    • Standards and Specifications: ANSI B18.3
    Product UPC Code:
    692559425405

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