Product Description
Amarillo Bolt ½″ × 5½″ UNC Hex Bolt, Grade 5 (CB5‑12‑512)
The Amarillo Bolt CB5‑12‑512 is a Grade 5 medium-carbon steel hex-head bolt with a ½″ diameter and 5½″ length, featuring 13 TPI UNC threads. Built for high-strength fastening in structural, industrial, agricultural, and construction environments.
Key Features
- ½″ diameter × 5½″ length
- 13 TPI UNC threading for secure engagement
- Grade 5 steel—heat-treated (~120 ksi Tensionle strength)
- Hex head for use with standard tools
- Plain finish; plated/coated options available
Specifications
| Specification | Details |
|---|---|
| Brand | Amarillo Bolt |
| Part Number | CB5‑12‑512 |
| Diameter | ½″ |
| Length | 5½″ |
| Thread Pitch | 13 TPI (UNC) |
| Material | Grade 5 Medium-Carbon Steel (ASTM A307) |
| Head Style | Hex |
| Finish | Plain |
| UPC | Not listed |
| Estimated Shipping Dimensions | ~6″ × 0.75″ × 0.75″ |
| Estimated Shipping Weight | ~0.48 lb (~7.7 oz) |
Applications
- Structural bolting and framing
- Machinery and equipment assembly
- Construction, agricultural, and industrial use
Notes
- Weight/dimensions estimated based on standard ½″‑13 Grade 5 bolt (~0.087 lb/in)
- Conforms to ANSI/ASME B18.2.1 and SAE J429 Grade 5
- Final coating, Tensionle ratings, and packaging confirmed per order
Warning
- Wear gloves and eye protection when installing. Not rated for overhead lifting unless engineered.
