1/4"-28 X 3/8" Button Head Hex Socket Cap Screws, Fine Thread, Full Thread, Alloy Steel, Made in U.S.A.

PART NUMBER:
SO048-1428X38
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  • Socket cap screws are precision fasteners often used in machine parts, die fixturing and clamping.
  • Button head cap screws have a wider bearing surface and maintain a low head profile.
  • 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: 28
  • Length (Nominal): 3/8"
  • Product Class: Externally Threaded Fasteners
  • Order: Machine Thread Fasteners
  • Category: Socket Head Cap Screws
  • System of Measurement: Inch
  • Brand: Aspen Fasteners®
  • Head Style: Button Head
  • Drive Style: Hex Socket Drive
  • Pitch: UNRF Fine Thread
  • Thread Length: Full Thread
  • Thread Direction: Right-Hand Thread
  • Material: Steel
  • Material Grade: Alloy Steel
  • Coating: Uncoated
  • Origin: Made in U.S.A.
  • Standards and Specifications: ANSI B18.3 and ASTM F835
Length (Nominal):
3/8"
Thread Pitch:
28
Diameter (Nominal):
1/4"
Standards and Specifications:
ANSI B18.3 and ASTM F835
Origin:
Made in U.S.A.
Coating:
Uncoated
Material Grade:
Alloy Steel
Material:
Steel
Thread Length:
Full Thread
Thread Direction:
Right-Hand Thread
Pitch:
UNRF Fine Thread
Drive Style:
Hex Socket Drive
Head Style:
Button Head
Brand:
Aspen Fasteners(r)
System of Measurement:
Inch
Category:
Socket Head Cap Screws
Order:
Machine Thread Fasteners
Product Class:
Externally Threaded Fasteners
Shop by Application:
Socket Products
Shop by Material:
Steel
Shop by System of Measurement:
Inch
  • Description
    • Socket cap screws are precision fasteners often used in machine parts, die fixturing and clamping.
    • Button head cap screws have a wider bearing surface and maintain a low head profile.
    • 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: 28
    • Length (Nominal): 3/8"
    • Product Class: Externally Threaded Fasteners
    • Order: Machine Thread Fasteners
    • Category: Socket Head Cap Screws
    • System of Measurement: Inch
    • Brand: Aspen Fasteners®
    • Head Style: Button Head
    • Drive Style: Hex Socket Drive
    • Pitch: UNRF Fine Thread
    • Thread Length: Full Thread
    • Thread Direction: Right-Hand Thread
    • Material: Steel
    • Material Grade: Alloy Steel
    • Coating: Uncoated
    • Origin: Made in U.S.A.
    • Standards and Specifications: ANSI B18.3 and ASTM F835

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