ASME B18.2.1 Grade A Hex Bolt 1-1/2 × 4-1/2 in – 8UN 8 TPI – Zinc Plated
SKU:
TTB-ASMEB18.2.1-A-150X450-8UN-8TPI-ZN
ASME B18.2.1 Grade A Hex Bolt
Size: 1-1/2 × 4-1/2 in
Thread: 8UN 8 TPI
Thread length: 3-1/4 in
Width across flats: 2-1/4 in
Head height: 1-1/32 in
Material: Carbon Steel
Finish: Zinc Plated
Estimated mass: 1470.998 g/pc
ASME B18.2.1 Grade A Hex Bolt 1-1/2 × 4-1/2 in – 8UN 8 TPI – Zinc Plated is a Hex Bolt manufactured and supplied by TT BOLT in accordance with ASME B18.2.1.
This exact catalog variant has size 1-1/2 × 4-1/2 in, thread 8UN 8 TPI, material Carbon Steel, grade A and finish Zinc Plated. 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 | 1-1/2 × 4-1/2 in |
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| Thread | 8UN 8 TPI |
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| Thread direction | Right Hand |
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| Material | Carbon Steel |
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| Grade / property class | A |
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| Finish | Zinc Plated |
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| Head height | 1-1/32 in |
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| Width across flats | 2-1/4 in |
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| Basic thread length | 3-1/4 in |
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| Plain shank length | 1-1/4 in |
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| Mass per piece | 1470.998 g/pc |
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| Mass per 100 pieces | 147.0998 kg/100 pc |
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Selection and ordering notes
Before ordering, confirm the required size (1-1/2 × 4-1/2 in), thread (8UN 8 TPI), grade (A) and finish (Zinc Plated). Price calculations may use the theoretical mass shown above; final manufactured mass can vary with dimensional tolerances, chamfers, radii, coating thickness and production process.
