Imperial 17206 Sae Hex Head Cap Screw, Grade 8, 1/2x3 1/2

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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, Material: Medium Carbon Alloy Steel, Size: 1/2X3 1/2
SKU: 42614644
MFG: 17206
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DETAILS

DESCRIPTION

Highlights:

  • Size: 1/2X3 1/2
  • Thread pitch: 1/2-20 UNF
  • Material: Medium Carbon Alloy Steel
  • 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
  • For maximum holding power, always use a balanced assembly of Grade 8 components; cap screw, hex nut, flat washer, lock washer
  • Imperial's zinc; yellow dichromate plating provides the extra corrosion protection not found in regular zinc plating

Technical Data :

  • Tensile: 150,000 psi minimum
  • Hardness: Rockwell Hardness C33-C39
  • Tempering Temperature: 800° F. (minimum)
  • Finish: Zinc; Yellow Dichromate ASTM B633, Type II SC1
  • 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: 17206
SKU: 42614644
Brand: Imperial

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