1/4"-20 X 3/8" Hex Head Cap Screws Bolts, UNC Coarse Thread, Grade 8 Steel, Yellow Zinc, Made in U.S.A.

$726.13 - $1,301.62
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PART NUMBER:
BO020-1420X38
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  • Hex cap screws are manufactured to tighter tolerances as compared to hex bolts.
  • The heads of grade 8 steel fasteners are typically marked with 6 raised radial lines.
  • The washer face under the head provides a precision bearing surface.
  • Grade 8 steel fasteners have a minimum tensile strength of 150,000 pounds per square inch.
  • The chamfered point improves engagement with a nut or pre-tapped hole.
DIMENSIONAL ATTRIBUTES
  • Diameter (Nominal): 1/4"
  • Thread Pitch: 20
  • Diameter (Dimension): 0.25"
  • Length (Nominal): 3/8"
  • Thread Length (Nominal): 0.75"
  • Across Flats (Basic): 7/16"
  • Head Height, Overall: 0.156"
PRODUCT ATTRIBUTES
  • Category: Cap Screws
  • System of Measurement: Inch
  • Brand: Aspen Fasteners®
  • Head Style: Hex Head
  • Head Style Detail: Washer Face
  • Drive Style: External Hex Drive
  • Pitch: UNC Coarse Thread
  • Thread Direction: Right-Hand Thread
  • Point: Chamfered Point
  • Material: Steel
  • Material Grade: Grade 8 Steel
  • Coating: Zinc Plated
  • Coating Color: Yellow
  • Origin: Made in U.S.A.
  • Standards and Specifications: ASME B18.2.1 and SAE J429
Buy in Bulk and Save
Shop by System of Measurement:
Inch
Across Flats (Basic):
7/16"
Thread Length (Nominal):
0.75"
Length (Nominal):
3/8"
Thread Pitch:
20
Diameter (Dimension):
0.25"
Diameter (Nominal):
1/4"
Standards and Specifications:
ASME B18.2.1 and SAE J429
Origin:
Made in U.S.A.
Coating Color:
Yellow
Coating:
Zinc Plated
Material Grade:
Grade 8 Steel
Material:
Steel
Point:
Chamfered Point
Thread Direction:
Right-Hand Thread
Pitch:
UNC Coarse Thread
Drive Style:
External Hex Drive
Head Style Detail:
Washer Face
Head Style:
Hex Head
Brand:
Aspen Fasteners(r)
System of Measurement:
Inch
Category:
Cap Screws
Order:
Machine Thread Fasteners
Product Class:
Externally Threaded Fasteners
Shop by Material:
Steel
Head Height, Overall:
0.156"

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