5/16-18 Hex Cap Screws / Tap Bolt, Zinc Yellow Grade 8 Alloy Steel Coarse Thread

Description

Zinc-Yellow
5/16"
-
18
Hex Cap Bolts / Screws.
These are Grade 8 (SAE J429), Heavy Duty bolts.  Grade 8 bolts will always have 6 radial lines on the head (as shown in photo).
Link to all of our matching Yellow Zinc fasteners
NOTE :
Full Thread / Tap Bolts up to 1-1/4", Partial thread (PT) for lengths larger than 1-1/4"
Diameter:
5/16"
Thread Pitch:
18 TPI - UNC / Coarse Thread
Length:
Please select from drop down menu above.
Wrench Size:
1
/2"
Type:
Hex Cap Screws
Matching Nut & Washers :
5/16"-18  Available here
System of Measurement:
Standard (Inch / U.S.)
Material:
Grade 8 Alloy Steel / SAE J429 - HEAVY DUTY!
Exterior Finish:
Zinc-Yellow Bake, CR+6
Specifications :
ASME B18.2.1 / SAE J429