1/4"-20 X 1-3/4" Carriage Bolts, Round Head, Square Neck, Full Thread, Grade 8 Steel, Yellow Zinc

PART NUMBER:
BO006-1420X134X175-001250
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  • Also known as coach bolts, are typically used to fasten metal to wood.
  • The square neck under the head locks the bolt into place.
  • The heads of grade 8 steel fasteners are typically marked with 6 raised radial lines.
  • Grade 8 steel fasteners have a minimum tensile strength of 150,000 pounds per square inch.
  • Can be used as a security fastener. The smooth head prevents unfastening from the head side.
DIMENSIONAL ATTRIBUTES
  • Diameter (Nominal): 1/4"
  • Thread Pitch: 20
  • Diameter (Dimension): 0.25"
  • Diameter (Minimum): 0.237"
  • Diameter (Maximum): 0.26"
  • Length (Nominal): 1-3/4"
  • Thread Length (Nominal): 1.594"
  • Neck Width: 0.26"
  • Neck Height: 0.156"
  • Head Diameter (Minimum): 0.563"
  • Head Diameter (Maximum): 0.594"
  • Head Height, Overall (Minimum): 0.125"
  • Head Height, Overall (Maximum): 0.145"
PRODUCT ATTRIBUTES
  • Category: Carriage Bolts
  • System of Measurement: Inch
  • Brand: Aspen Fasteners®
  • Head Style: Round Head
  • Head Style Detail: Square Neck
  • Head Markings: Six radial lines 60 degrees apart and manufacturer ID
  • Thread Length: Full Thread
  • Thread Direction: Right-Hand Thread
  • Material: Steel
  • Material Grade: Grade 8
  • Coating: Zinc Plated
  • Coating Color: Yellow
  • Standards and Specifications: ASME B18.5 and SAE J429
Product UPC Code:
698435007598
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Brand:
Aspen Fasteners(r)
Category:
Carriage Bolts
Coating:
Zinc Plated
Coating Color:
Yellow
Diameter (Dimension):
0.25"
Diameter (Maximum):
0.26"
Diameter (Minimum):
0.237"
Diameter (Nominal):
1/4"
Head Diameter (Maximum):
0.594"
Head Diameter (Minimum):
0.563"
Head Height, Overall (Maximum):
0.145"
Head Height, Overall (Minimum):
0.125"
Head Markings:
Six radial lines 60 degrees apart and manufacturer ID
Head Style:
Round Head
Head Style Detail:
Square Neck
Length (Nominal):
1-3/4"
Material:
Steel
Material Grade:
Grade 8
Neck Height:
0.156"
Neck Width:
0.26"
Order:
Machine Thread Fasteners
POS:
BO006-1420X134X175-001250
Product Class:
Externally Threaded Fasteners
Standards and Specifications:
ASME B18.5 and SAE J429
System of Measurement:
Inch
Thread Direction:
Right-Hand Thread
Thread Length:
Full Thread
Thread Length (Nominal):
1.594"
Thread Pitch:
20
cad_3d_file_url:
https://3d.aspenfasteners.com/assets/obj/BO006-1420X134X175.zip
cad_3d_viewer_url:
https://3d.aspenfasteners.com/viewer/?cad_model=obj/BO006-1420X134X175
specifications_document_url:
https://www.aspenfasteners.com/content/2D_PDF/product92/BO006-1420X134X175.PDF
Shop by Material:
Steel
Shop by System of Measurement:
Inch
  • Description
    • Also known as coach bolts, are typically used to fasten metal to wood.
    • The square neck under the head locks the bolt into place.
    • The heads of grade 8 steel fasteners are typically marked with 6 raised radial lines.
    • Grade 8 steel fasteners have a minimum tensile strength of 150,000 pounds per square inch.
    • Can be used as a security fastener. The smooth head prevents unfastening from the head side.
    DIMENSIONAL ATTRIBUTES
    • Diameter (Nominal): 1/4"
    • Thread Pitch: 20
    • Diameter (Dimension): 0.25"
    • Diameter (Minimum): 0.237"
    • Diameter (Maximum): 0.26"
    • Length (Nominal): 1-3/4"
    • Thread Length (Nominal): 1.594"
    • Neck Width: 0.26"
    • Neck Height: 0.156"
    • Head Diameter (Minimum): 0.563"
    • Head Diameter (Maximum): 0.594"
    • Head Height, Overall (Minimum): 0.125"
    • Head Height, Overall (Maximum): 0.145"
    PRODUCT ATTRIBUTES
    • Category: Carriage Bolts
    • System of Measurement: Inch
    • Brand: Aspen Fasteners®
    • Head Style: Round Head
    • Head Style Detail: Square Neck
    • Head Markings: Six radial lines 60 degrees apart and manufacturer ID
    • Thread Length: Full Thread
    • Thread Direction: Right-Hand Thread
    • Material: Steel
    • Material Grade: Grade 8
    • Coating: Zinc Plated
    • Coating Color: Yellow
    • Standards and Specifications: ASME B18.5 and SAE J429
    Product UPC Code:
    698435007598

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