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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
Head Diameter
Max 0.635 - Min 0.568
Head Height Max
0.191
Head Style
Flat
Material
Stainless Steel 316
Overall Head Height
Max 0.191 - Min 0.165
Phillips Drive
#4
Product Type
Machine Screws
Standards Met
ANSI B18.6.3
Thread Direction
Right Hand
Thread Pitch (Count)
18
Thread Standard
UNC
Thread Type
Coarse
Tolerance (IFI)
Actual measurements may vary slightly +/- depending on production run within IFI Tolerances
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