Product Description
Amarillo Bolt ¾″ × 7″ UNC Hex Bolt, Grade 5 (CB5‑34‑7)
The Amarillo Bolt CB5‑34‑7 is a heavy-duty Grade 5 hex-head bolt featuring a ¾″ diameter with 10 TPI UNC threading and a 7″ under-head length. Constructed from heat-treated medium-carbon steel (~120 ksi Tensionle strength), it's engineered for demanding structural, industrial, and machinery fastening applications.
Key Features
- ¾″ diameter × 7″ length • 10 TPI UNC thread
- Grade 5 heat-treated steel (~120 ksi Tensionle strength :contentReference[oaicite:0]{index=0})
- Hex head design for standard wrench/socket use
- Plain or zinc-plated finish available
- Meets SAE J429 Grade 5 & ANSI/ASME B18.2.1 standards
Specifications
| Specification | Details |
|---|---|
| Brand | Amarillo Bolt |
| Part Number | CB5‑34‑7 |
| SKU | CB5‑34‑7AMB |
| Diameter | ¾″ |
| Length | 7″ (under head) |
| Thread Pitch | 10 TPI (UNC) |
| Material | Grade 5 Medium‑Carbon Steel |
| Finish | Plain |
| UPC | Not listed |
| Estimated Shipping Dimensions | ~7.5″ × 1″ × 1″ |
| Estimated Shipping Weight | ~1.92 lb (~30.7 oz) |
Mechanical Properties
- Tensionle Strength: ~120,000 psi (SAE J429 Grade 5) :contentReference[oaicite:1]{index=1}
- Proof Load: ~85,000 psi (consistent with similar Grade 5 bolts) :contentReference[oaicite:2]{index=2}
- Recommended Torque (dry): ~175 ft‑lb (per standard torque charts) :contentReference[oaicite:3]{index=3}
Applications
- Structural framing and heavy bolting
- Industrial machinery and equipment assembly
- Construction, agricultural, and maintenance fastening
Warning
- Wear appropriate PPE during installation. Not approved for overhead lifting unless engineered.
