For maximum holding power, always use a balanced assembly of Grade 8 components; cap screw, hex nut, flat washer, lock washer, Size: 5/16X2-1/2, Material: Medium Carbon Alloy Steel, Pkg/100
SKU: 42616033
MFG: 16131
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DETAILS
DESCRIPTION
Highlights:
- Size: 5/16X2-1/2
- Thread pitch: 5/16-18 UNC
- 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:
- Material: Medium Carbon Alloy Steel
- Tensile: 150,000 psi minimum.
- Hardness: Rockwell Hardness C33-C39
- Tempering Temperature: 800° F. (minimum).
- Decarburization: Meets SAE J121
- Discontinuities: Meets SAE J1061
- 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
Warning: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm
FEATURES
MFR:
16131
SKU:
42616033
Brand:
Imperial