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Imperial 17130 Sae Hex Head Cap Screw, Grade 8, 5/16x2 1/4, Pkg/100
Imperial 17130 Sae Hex Head Cap Screw, Grade 8, 5/16x2 1/4, Pkg/100
Imperial's zinc; yellow dichromate plating provides the extra corrosion protection not found in regular zinc plating, Size: 5/16X2-1/4, grade 8, Pkg/100
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DETAILS
DESCRIPTION
Highlights:
Size: 5/16X2-1/4
Thread pitch: 5/16-24 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
Pack of 100
Technical Data:
Tensile: 150,000 psi minimum
Material: Medium Carbon Alloy Steel
Decarburization: Meets SAE J121
Hardness: Rockwell Hardness C33-C39
Discontinuities: Meets SAE J106133-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
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:
17130
SKU:
42613911
Brand:
Imperial