Product Description
Amarillo Bolt 1″ × 3″ UNC Hex Bolt, Grade 5 (CB5‑1‑3)
The Amarillo Bolt CB5‑1‑3 is a high-strength Grade 5 hex-head bolt featuring a 1″ diameter, 8 TPI UNC threading, and a 3″ under-head length. Made from quenched and tempered medium‑carbon steel (~120 ksi Tensionle strength), it’s engineered for industrial, structural, agricultural, and heavy‑duty construction use.
Key Features
- 1″ diameter × 3″ length (measured under the head)
- 8 threads per inch (UNC) for standard fastening compatibility
- Grade 5 medium‑carbon steel—heat‑treated for durability (~120 ksi)
- Hex head for wrench or socket installation
- Plain finish; plating or coating available upon request
Specifications
| Specification | Details |
|---|---|
| Brand | Amarillo Bolt |
| Part Number | CB5‑1‑3 |
| Diameter | 1″ |
| Length | 3″ (under-head) |
| Thread Pitch | 8 TPI (UNC) |
| Material | Grade 5 Medium‑Carbon Steel (ASTM A307) (~120 ksi Tensionle) |
| Head Style | Hex |
| Finish | Plain |
| UPC | Not listed |
| Estimated Shipping Dimensions | ~3.5″ × 1.5″ × 1.5″ |
| Estimated Shipping Weight | ~0.78 lb (~12.5 oz) |
Applications
- Structural bolting and framed assemblies
- Heavy-duty machinery and equipment fastening
- Construction, agricultural, and industrial installations
Notes
- Estimated weight calculated at ~0.087 lb per inch for 1″‑8 Grade 5 bolts
- Complies with ANSI/ASME B18.2.1 and SAE J429 Grade 5 standards
- Final finish, Tensionle rating, and packaging confirmed at time of order
Warning
- Wear gloves and safety glasses during installation. Not suitable for overhead lifting unless engineered.
