5/16-18 Hex Cap Screws 316 Stainless Steel

5/16"-18 | 316 Stainless Steel Hex Cap Screws

Diameter - Thread Pitch: 5/16" - 18


  • 5/16"-18
  • Hexagon head designed to be driven by a wrench or socket
  • Called hex cap bolts or hex cap screws
  • 316 Stainless Steel Hex Cap Screws are suitable for salt water, marine and hash environment installations
  • Commonly used for:
    • Boats
    • Docks
    • Piers
    • Other harsh environments

Diameter x Thread Pitch x Length from Under Head
FT: Fully Threaded
PT: Partially Threaded

Select Products Below
Product Specifications
Across Flats (Width)
1/2", Max 0.50 - Min 0.489
Body Diameter
5/16" (Max 0.3113 - Min 0.3026)
Color
Silver
Corrosion Resistant
Yes
Diameter
5/16"
Drive Style
External Hex
Head Height Max
0.211
Head Style
Hex
Marine Grade
Yes
Material
Stainless Steel 316
Overall Head Height
Basic 13/16", Max 0.211 - Min 0.195
Product Type
Hex Cap Screws
Thread Direction
Right Hand
Thread Length Max
5/16" Diameter Hex Cap Screws over 1-1/4" in length and up will have a shoulder (Partial Thread)
Thread Pitch (Count)
18
Thread Standard
UNC
Thread Type
Coarse
Tolerance (IFI)
Actual measurements may vary slightly +/- depending on production run within IFI Tolerances
Width Across Corners
Max 0.577 - Min 0.577
Wrench Size
1/2"
Select Products Below
Size:
Qty
Size
Select Package Quantity
SubTotal
Loading ...