Product Description
Amarillo Bolt ⅜″ × ¾″ UNC Hex Bolt, Grade 5 (CB5‑38‑34)
The Amarillo Bolt CB5‑38‑34 is a Grade 5 hex-head bolt with a ⅜″ diameter, 16 TPI UNC threading, and a ¾″ under-head length. Made from heat-treated medium-carbon steel (~120 ksi Tensionle strength), it’s designed for reliable fastening in machinery, structural, industrial, and general-purpose applications.
Key Features
- ⅜″ diameter × ¾″ length (under the head)
- 16 TPI UNC standard coarse thread
- Grade 5 medium-carbon steel—quenched and tempered (~120 ksi Tensionle)
- Hex head for standard wrench or socket installation
Specifications
| Specification | Details |
|---|---|
| Brand | Amarillo Bolt |
| Part Number | CB5‑38‑34 |
| Diameter | ⅜″ |
| Length | ¾″ (under-head) |
| Thread Pitch | 16 TPI (UNC) |
| Material | Grade 5 Medium‑Carbon Steel (ASTM A307) |
| Head Style | Hex |
| Finish | Plain |
| UPC | Not listed |
| Estimated Shipping Dimensions | ~1.5″ × 0.75″ × 0.75″ |
| Estimated Shipping Weight | ~0.11 lb (~1.8 oz) |
Applications
- Machinery and equipment assembly
- Structural and industrial fastening
- General-purpose, maintenance, and agricultural use
Notes
- Grade 5 bolt Tensionle strength around 120 ksi (per SAE J429)
- Shipping estimates based on standard packaging for single-piece bolts
- Meets ANSI/ASME B18.2.1
Warning
- Wear gloves and eye protection during installation. Not rated for overhead lifting unless engineered.
