9/16-18 J995 GR 8 Hex Thick Nut Plain Finish


  • WEIGHT: 0.0740 lbs.
  • DIAM: 0.5625 (9/16)
  • GRADE: GR 8
  • FINISH: Plain Finish
  • THREAD: 18

$0.95 /pc


Add to Cart

340 available

Request Tech Specs

Product Description

product thumbnail

Hex Thick Nut

If you’re looking for TOUGH, then you’ve come to the right place. Our hex thick nuts are top grade 8 strength and come designed with a larger wrenching height to increase the toughness and keep the corners from rounding out. Big Bolts stocks hex thick nuts in 1” and 1 ¼” diameters and in a variety of finishes like zinc yellow, plain, zinc blue and wax and zinc clear trivalent. Log-in here to place your order.

Descriptions: Hex Thick Nut, Thick Nut.
Applications: Larger wrenching height increases strength and resists corners rounding out.
Specifications: Dimensions per ASME B18.2.2. Physical properties per SAE Grade 8.
Available in Fine (UNF) threads

There's stuff in your cart. We think that's smart.


Please correct the following before continuing:

You and Us


Chances are, as you're reading this, there is some dirt under your fingernails and perhaps scabs on your knuckles. You are the bold one who doesn't shy away from removing a few bolts and nuts to see what's going on. You're reading this because you want to make sure you are dealing with a company that you can rely on to supply the right parts when you need them. And, whatever big project you are working on now, is a stepping stone for a bigger one. If that assessment feels right, go ahead and let us know.


We exist for one reason: there are big machines out there that need big bolts and nuts to hold them together. We launched this company with a simple mission; to provide large diameter high quality fasteners with a great customer experience. We stand behind our products with integrity, knowledge and confidence and we stand behind our service with a commitment to you. If for any reason you aren't smiling when dealing with BigBolts.com, let us know.

y y