Imperial 16616 USS Hex Head Cap Screw, Grade 8, 1/4x4, Pkg/100

buy nuts, bolts, screws & fasteners at cheap rate in bulk. wholesale & retail construction hardware supplies store. home décor ideas, maintenance, repair replacement parts
Write a review
For maximum holding power, always use a balanced assembly of Grade 8 components; cap screw, hex nut, flat washer, lock washer, Finish: Zinc Yellow, Material: Medium Carbon Alloy Steel, Pkg/100
SKU: 42590100
MFG: 16616
Shop more products by Imperial.

Get best discount deals on construction hardware supplies. Your one-stop shop for buying Nuts, Bolts, Screws & Fasteners

Sold out
$0.77
Sold Out
Request a Bulk Quote


Thank you for your quote request. We will be in touch.

DETAILS

DESCRIPTION

Highlights:

  • Size: 1/4X4
  • Thread pitch: 1/4-20 UNC
  • Grade 8 Cap Screws comply with SAE J429, ANSI/ASME B18.2.1 hex cap screws
  • For your toughest fastening applications, use Grade 8 fasteners every time
  • 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
  • Pack of 100

Technical Data:

  • Material: Medium Carbon Alloy Steel
  • Tensile: 150,000 psi minimum
  • Hardness: Rockwell Hardness C33-C39
  • Tempering Temperature: 800° F. (minimum)
  • Finish: Zinc Yellow
  • Decarburization: Meets SAE J121
  • Discontinuities: Meets SAE J1061
  • 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: 16616
SKU: 42590100
Brand: Imperial

REVIEWS