1/4"-20 Black Stainless Steel Flat Head Socket Cap Screws
Screw Diameter - Thread Pitch: 1/4"-20
1/4"-20 Flat Head Socket Cap Screws are machine screws with a Hex or Allen drive style.
- Clean and unstamped flat head with a countersunk bottom that runs flush with the installation surface
- Head height is measured from the bottom of the countersink to the top of the head
- Cylindrical head and hexagonal drive style
- Fully threaded up to the countersink
- Black Oxide adds an extra layer of corrosion and abrasion resistance
- Creates a sleek black look
These fasteners are chemically treated to create the back oxide finish and are finished with wax.
Sizes Listed As:
Diameter - Thread Pitch x Length from Top of Head
Product Specifications
Body Diameter
1/4" (Max 0.2500 - Min 0.2435)
Color
Black
Corrosion Resistant
Yes
Countersink
82 Degree
Drive Style
Internal Hex (Allen)
Finish
Black Oxide
Grade
18-8
Head Diameter
Max 0.531 - Min 0.480
Head Style
Flat
Hex Drive
5/32"
Material
Stainless Steel
Product Type
Flat Head Socket Cap Screw
System of Measurement (Unit)
Inch
Thread Direction
Right Hand
Thread Pitch (Count)
20 Per Inch
Thread Standard
UNC
Thread Type
Coarse
Tolerance (IFI)
Actual measurements may vary slightly +/- depending on production run within IFI Tolerances
Undercut
82 Degree
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