Imperial 17780 Sae Hex Head Cap Screw, Grade 8, 3/4x8-1/2"

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Thread pitch: 3/4-16 UNF, Unplated, Material: medium carbon alloy steel, Tensile Strength: 150,000 psi minimum, Size: 3/4X8-1/2
SKU: 42625726
MFG: 17780
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DETAILS

Description

DESCRIPTION

Highlights:

  • Size: 3/4X8-1/2" 
  • Thread pitch: 3/4-16 UNF
  • Unplated
  • Material: medium carbon alloy steel
  • Tensile Strength: 150,000 psi minimum
  • Grade 8 Cap Screws comply with SAE J429, ANSI/ASME B18.2.1 hex cap screws

Technical Data:

  • Hardness: Rockwell Hardness C33-C39
  • Tempering Temperature: 800° F.(minimum)
  • Threads: UNRF and UNRC Radius Root Class 2A to ANSI/ASME B1.1  
  • Decarburization: Meets SAE J121
  • Discontinuities: Meets SAE J1061

Rule of thumb to figure bolt thread length:

  • For bolts under 6": Twice the bolt diameter plus a 1/4"
  • For bolts over 6": Twice the bolt diameter plus a 1/2"
  • This gives you the approximate bolt thread length available

FEATURES

MFR: 17780
SKU: 42625726
Brand: Imperial

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