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Imperial 20144 USS Hex Head Cap Screw, Grade 5, 3/8x1/2, Pkg/100
5.0 (102 items)
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$0.11 cheaper than the new price!!
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Product details
| Management number | 244259162 | Release Date | 2026/07/20 | List Price | $0.07 | Model Number | 244259162 | ||
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| Category | |||||||||
Highlights:
- Size: 3/8X1/2
- Thread pitch: 3/8-16 UNC
- Conforms to SAE Grade 5 physical and mechanical specifications
- Zinc plated for corrosion resistance
- Pack of 100
Technical Data:
- Material and Mechanical Properties of SAE J429
- Dimensions: ANSI/ASME B18.2.1 Hex Head Cap Screws
- Threads: Radius Root Class 2A to ANSI/ASME B1.1
- Proof Load: 1/4" - 1" Nominal Diameter 85,000 psi; over 1" Nominal Diameter 74,000 psi
- Hardness: 1/4" - 1" Nominal Diameter Rockwell C25-C34; over 1" Nominal Diameter C19-C30
- Tensile: 1/4" - 1" Nominal Diameter 120,000 psi (minimum) over 1" Nominal Diameter 105,000 psi (minimum)
- Decarburation: SAE J121
- Discontinuities: SAE J1061
Rule of thumb to figure bolt thread length:
-
For bolts under 6": Twice the bolt diameter plus a 1/4"
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For bolts over 6": Twice the bolt diameter plus a 1/2"
-
This gives you the approximate bolt thread length available
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