#690541

1/2-13x2 3/4 J429 GR 5 Hex Hd Bolt Geomet 321A+VL
Diameter Thread Threads Length Grade Finish Weight
0.5 (1/2) Full 13 2.75 (2 3/4) Grade 5 Geomet 321A+VL .1653
Diameter 0.5 (1/2)
Thread 13
Length 2.75 (2 3/4)
Grade Grade 5
Finish Geomet 321A+VL
Weight .1653

  • Grade 5


Hex Head Bolts are standard bolts. They have a wide variety of applications for maintenance and repair workers. A correct shoulder length will provide added strength compared to a fully threaded bolt, however, restricting its versatility. Earnest’s unique line of Hex Head Bolts are offered in hard-to-find sizes in Grades A, 5, and 8 (BD) to ensure the proper strength in every application.

Hex Head Bolt – Grade A

  • Used for a variety of applications for maintenance and repair work
  • Available in partially threaded and fully threaded bolt
  • Diameter sizes range from 1/4" to 4”
  • Meets ANSI B18.2.1 standards
  • Hex Head Bolt – Grade 5

  • Used for a variety of applications for maintenance and repair work
  • Available in partially threaded and fully threaded bolt
  • Diameter sizes range from 1/4" to 4”
  • Meets ANSI B18.2.1 standards
  • Hex Head Bolt – Grade 8 (ASTM A563 Grade BD for diameters over 1 1/2)

  • Used for a variety of applications for maintenance and repair work
  • Available in partially threaded and fully threaded bolt
  • Added strength with good ductility
  • Diameter sizes range from 1/4" to 4”
  • Meets ASME B18.2.1 standards
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