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Imperial 17684 Sae Hex Head Cap Screws, Grade 8, 7/16x4, Pkg/25
Imperial 17684 Sae Hex Head Cap Screws, Grade 8, 7/16x4, Pkg/25
Imperial's zinc-yellow-dichromate plating provides the extra corrosion protection not found in regular zinc plated fasteners, Material: Medium Carbon Alloy Steel, Finish: Zinc Yellow, Pkg/25
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DETAILS
DESCRIPTION
Highlights:
Size: 7/16X4
Thread pitch: 7/16-20 UNF
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
Imperial's zinc-yellow-dichromate plating provides the extra corrosion protection not found in regular zinc plated fasteners
Pack of 25
Technical Data:
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:
17684
SKU:
42624492
Brand:
Imperial