Imperial 17243 Sae Hex Head Cap Screw, Grade 8, 5/8x2 3/4

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For maximum holding power, always use a balanced assembly of Grade 8 components; cap screw, hex nut, flat washer, lock washer, Size: 5/8X2 3/4, Material: Medium Carbon Alloy Steel
SKU: 42614972
MFG: 17243
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DETAILS

DESCRIPTION

Highlights:

  • Size: 5/8X2 3/4
  • Thread pitch: 5/8-18 UNF
  • For your toughest fastening applications, use Grade 8 fasteners every time
  • Grade 8 Cap Screws comply with SAE J429, ANSI/ASME B18.2.1 hex cap screws
  • Imperial's zinc; yellow dichromate plating provides the extra corrosion protection not found in regular zinc plating
  • For maximum holding power, always use a balanced assembly of Grade 8 components; cap screw, hex nut, flat washer, lock washer

Technical Data:

  • Material: Medium Carbon Alloy Steel
  • Tensile: 150,000 psi minimum
  • Hardness: Rockwell Hardness C33-C39
  • Tempering Temperature: 800° F. (minimum)
  • Decarburization: Meets SAE J121
  • Discontinuities: Meets SAE J1061
  • Finish: Zinc; Yellow Dichromate ASTM B633, Type II SC1
  • Threads: UNRF and UNRC Radius Root Class 2A to ANSI/ASME B1.1

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: 17243
SKU: 42614972
Brand: Imperial

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