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Imperial 16678 Hex Head Cap Screw, Grade 8, 7/16x2-1/2, Pkg/50
Imperial 16678 Hex Head Cap Screw, Grade 8, 7/16x2-1/2, Pkg/50
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/50
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DETAILS
DESCRIPTION
Highlights:
Size: 7/16X2-1/2
Thread pitch: 7/16-14 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 50
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:
16678
SKU:
42590225
Brand:
Imperial