High Tensile Pole Line Hardware 5/8" Diameter Machine Bolt

The 5/8” × 16” Double Arming Bolt, Hot Dip Galvanized is a heavy-duty fastener designed for securing double crossarms and related fittings on utility poles. This double arming bolt is manufactured from high-strength steel and hot dip galvanized in accordance with ASTM A153, providing excellent corrosion resistance and long-term durability in outdoor power distribution environments. It is widely used in overhead line construction to ensure stable and secure crossarm assemblies.

Product Advantages：

• Designed for double crossarm installation on utility poles

• High-strength steel ensures reliable load bearing

• Hot dip galvanized to ASTM A153 standard

• Excellent corrosion resistance for outdoor environments

• 5/8” diameter provides strong clamping force

• 16” length suitable for multiple crossarm assemblies

• Compatible with standard pole line hardware

• Smooth galvanized surface for easy installation

• Utility-grade quality for power distribution systems

• Long service life with minimal maintenance
  

Applications & How to Apply：

1. Double crossarm installations on utility poles

2. Overhead power distribution lines

3. Pole-mounted insulator and hardware assemblies

4. Urban and rural power infrastructure projects

5. Replacement and maintenance of pole line hardware

How to Apply :

• Select the 5/8” × 16” double arming bolt according to crossarm thickness and installation requirements.

• Insert the bolt through aligned holes in the double crossarms and pole structure.

• Install washers and nuts on the threaded end of the bolt.

• Tighten securely to ensure stable clamping of the crossarms.

• Inspect the installation to confirm proper alignment and fastening before line operation.

Our advantages：

1. Rich experience in ODM  and OEM  
2. Excellent One-stop service
3. High Quality Precision Customized forging & Casting services
4. The lowest price
5. Strict quality control
6 We can manufacture it according to customers requirements.

Quality Assurance：

1. Manufactured to meet ASTM A153 galvanizing requirements

2. High-strength steel tested for mechanical performance

3. Strict inspection of dimensions, threads, and coating thickness

4. Consistent quality suitable for long-term outdoor use

5. Utility-grade reliability for power line applications
   

Parameter

5/8 Inch Diameter
Minimum Tensile Strength: 5,680 Kg.

FAQ：

Q1: What is a double arming bolt used for?

A1: It is used to secure double crossarms on utility poles.

Q2: Is this bolt suitable for outdoor use?

A2: Yes, the ASTM A153 hot dip galvanizing provides excellent corrosion resistance.

Q3: What does the 5/8” × 16” size indicate?

A3: It refers to a 5/8-inch diameter and 16-inch length.

Q4: Can it be used with standard pole line hardware?

A4: Yes, it is compatible with standard utility pole hardware.

Q5: Does it require special maintenance?

A5: No, only routine inspection is required.