5/16"-18 Phillips Flat Head Machine Screw 316 Stainless Steel

5/16"-18 | 316 Stainless Steel Phillips Flat Head Machine Screws

Diameter - Thread Pitch: 5/16"-18


5/16"-18 Stainless steel Phillips flat head machine screws in 316 stainless steel.

  • Fully threaded
  • 82 degree taper
  • Screw head lays flush with the installation surface
  • Superior corrosion resistance when compared to standard grade (18-8 / 304) stainless steel
  • Suitable for harsh environmental conditions such as:
    • Boats
    • Marinas
    • Docks

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Product Specifications
ANSI
ANSI B18.6.3
Body Diameter
5/16" (Max 0.3113 - Min 0.3026)
Class
2A
Color
Silver
Corrosion Resistant
Yes
Countersink
82 Degree
Diameter
5/16"
Drive Style
Phillips
Fit
Class 2A
Grade
316
Head Diameter
Max 0.635 - Min 0.568
Head Height Max
0.191
Head Style
Flat
Marine Grade
Yes
Material
Stainless Steel
Overall Head Height
Max 0.191 - Min 0.165
Phillips Drive
#4
Product Type
Machine Screws
Standards Met
ANSI B18.6.3
System of Measurement (Unit)
Inch
Thread Direction
Right Hand
Thread Pitch (Count)
18 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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