9/16"-18 Zinc Plated Hex Cap Screws - Grade 5
Diameter - Thread Pitch: 9/16" - 18
- 9/16"-18
- Hexagon head designed to be driven by a wrench or socket
- Also called hex cap bolts, hex bolts, tap bolts or hex cap screws
- Grade 5 Zinc plated steel hex cap screws have a layer of corrosion resistance
- Grade 5 Zinc hex cap screws are distinguished by three hash marks on top of the bolt's head
- REACH and RoHS Compliant
A hex cap screw in smaller sizes may not have a shoulder. When a hex cap screw is fully threaded it can also be referred to as a tap bolt.
A Hex Bolt is measured as: Diameter x Thread Pitch x Length from Under Head
FT: Fully Threaded
PT: Partially Threaded
** 9/16"-18 Hex Cap Screws listed as PT, usually have a threaded portion of about 1-3/8".
However, this can vary slightly from manufacturer to manufacturer.
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Product Specifications
Across Flats (Width)
13/16" (Max 0.812 - Min 0.798)
Color
Silver
Corrosion Resistant
Yes
Diameter
9/16"
Drive Style
External Hex
Finish
Zinc Plated
Grade
5
Head Height
Max 0.371 - Min 0.348
Head Height Basic
23/64"
Head Style
Hex
Material
Steel
Product Type
Hex Cap Screws
System of Measurement (Unit)
Inch
Thread Direction
Right Hand
Thread Pitch (Count)
18 Per Inch
Thread Standard
UNF
Thread Type
Fine
Tolerance (IFI)
Actual measurements may vary slightly +/- depending on production run within IFI Tolerances
Width Across Corners
Max 0.938 - Min 0.910
Wrench Size
13/16"
