ASME B18.2.1 Grade B Hex Bolt 3/8 × 4-1/2 in – UNC 16 TPI – Plain
SKU:
TTB-ASMEB18.2.1-B-0375X450-UNC-16TPI-PL
ASME B18.2.1 Grade B Hex Bolt
Size: 3/8 × 4-1/2 in
Thread: UNC 16 TPI
Thread length: 1 in
Width across flats: 9/16 in
Head height: 17/64 in
Material: Carbon Steel
Finish: Plain
Estimated mass: 69.512 g/pc
ASME B18.2.1 Grade B Hex Bolt 3/8 × 4-1/2 in – UNC 16 TPI – Plain is a Hex Bolt manufactured and supplied by TT BOLT in accordance with ASME B18.2.1.
This exact catalog variant has size 3/8 × 4-1/2 in, thread UNC 16 TPI, material Carbon Steel, grade B and finish Plain. It is intended for mechanically fastened joints that require the stated dimensions, thread, grade and finish.
Technical data for this exact variant
| Standard | ASME B18.2.1 |
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| Product type | Hex Bolt |
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| Size | 3/8 × 4-1/2 in |
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| Thread | UNC 16 TPI |
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| Thread direction | Right Hand |
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| Material | Carbon Steel |
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| Grade / property class | B |
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| Finish | Plain |
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| Head height | 17/64 in |
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| Width across flats | 9/16 in |
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| Basic thread length | 1 in |
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| Plain shank length | 3-1/2 in |
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| Mass per piece | 69.512 g/pc |
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| Mass per 100 pieces | 6.9512 kg/100 pc |
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Selection and ordering notes
Before ordering, confirm the required size (3/8 × 4-1/2 in), thread (UNC 16 TPI), grade (B) and finish (Plain). Price calculations may use the theoretical mass shown above; final manufactured mass can vary with dimensional tolerances, chamfers, radii, coating thickness and production process.
