Product Description
Amarillo Bolt ½″ × 2½″ UNC Hex Bolt, Grade 5 (CB5‑12‑212)
The Amarillo Bolt CB5‑12‑212 is a Grade‑5 hex-head bolt with a ½″ diameter, 13 threads per inch (UNC), and a 2½″ length measured from under the head. Constructed from medium‑carbon steel, it’s suitable for reliable fastening in structural, mechanical, agricultural, and general industrial applications.
Key Features
- ½″ nominal diameter with 13 TPI UNC coarse thread
- 2½″ length (under head)
- Hex head compatible with standard wrenches or sockets
- Grade 5 medium‑carbon steel—quenched and tempered for strength
- Plain (uncoated) finish; plating options available on request
Specifications
- Brand: Amarillo Bolt
- Part Number: CB5‑12‑212
- UPC: Not listed
- Diameter: ½″
- Thread Pitch: 13 TPI (UNC)
- Length: 2½″ (under the head)
- Material Grade: ASTM A307 Grade 5 carbon steel
- Head Style: Hex
- Estimated Shipping Dimensions: ~3″ × 0.75″ × 0.75″
- Estimated Shipping Weight: ~0.22 lb (~3.5 oz)
Applications
- Structural and mechanical assembly
- Supports and mounting hardware in industrial equipment
- Construction, agricultural, and general fastening use
Notes
- Product confirmed via A&I Parts Center listing :contentReference[oaicite:2]{index=2}
- Weight estimate based on ½″‑13 Grade 5 bolt standards (~0.087 lb/in or 1.39 oz/in)
- Meets ANSI/ASME B18.2.1 and SAE J429 Grade 5 standards for hex bolts
Warning
- Wear gloves and eye protection during installation. Not suitable for overhead lifting unless specified by an engineer.
