Filters
Material
Zinc plated grade 5 steel
Thread density
Coarse (standard) thread
20
(1)
Product details
Bolt Depot product#
17425
Units
US
Category
Flange bolts
Flange bolts have a flange on the bottom of the head that distributes the load like a washer.
Head style
Hex flange
Drive type
External hex
A hexagonal head for use with a wrench.
Oversize flange
Yes
These bolts have an extra-large flange.
Dimensional standard
IFI-111 (2002)
Meets IFI-111 (2002).
Fully threaded
Yes
Serrated
Yes
Serrated heads are designed to resist loosening.
Material
Steel
A tempered medium carbon steel.
Plating
Zinc
Zinc plated for moderate corrosion resistance.
Grade
Grade 5
Grade 5 falls between grade 2 and grade 8 in strength, and is commonly found in automotive applications.
Thread density
Coarse
Diameter
1/4"
Thread count
20
Length
3/4"
Thread direction
Right hand
Flange diameter
Maximum 0.630"
Flange height
Minimum 0.040"
Number of serrations
24
Width across the flats
3/8"
Head height
Maximum 0.280"
See also
Flange bolts have a flange on the bottom of the head that distributes the load like a washer.
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