1/4"-20 Button Socket Head Screws 316 Stainless Steel

1/4"-20 | 316 Stainless Steel Button Head Socket Cap Screws

Screw Diameter - Thread Pitch: 1/4"-20


1/4"-20 Button Head Socket Cap Screws are bolts or machine screws with a Hex or Allen drive style.

  • Clean and unstamped domed head with a flat bottom that protrudes above the installation surface
  • Nice finished look
  • cylindrical head and hexagonal drive style
  • Head diameter is nominally 1.5 times or more that of the screw shank (major) diameter
  • 316 Stainless steel offers superior corrosion and rust resistance
  • Perfect for applications exposed to fresh or salt water, and maintain their finish in harsh environments


Sizes Listed As:
Diameter - Thread Pitch x Length from Underside of Head

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Product Specifications
ANSI
B1.1
Body Diameter
1/4" (Max 0.2489 - Min 0.2408)
Color
Silver
Corrosion Resistant
Yes
Diameter
1/4"
Drive Style
Internal Hex (Allen)
Fit
Class 2A
FT = Full Thread
Yes
Grade
316
Head Diameter
Max 0.437 - Min 0.419
Head Height Max
0.132
Head Style
Button
Hex Drive
5/32"
Marine Grade
Yes
Material
Stainless Steel
Overall Head Height
Max 0.132 - Min 0.122
Product Type
Socket Cap Screws
Standards Met
ANSI B1.1
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
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Size:
Qty
Size
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