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Extension Rod Couplers

Product Information

Product Variations

Product No. Material Diameter Documents
A148 Aluminum 1/2"
A149 Aluminum 5/8"
Customer Drawing
147 Copper 3/8"
Technical Data Sheet
148 Copper 1/2"
Technical Data Sheet
149 Copper 5/8"
Customer Drawing
Technical Data Sheet


• 13/16" x 2" coupler connects air terminals to extension rods, or used to connect sections of rods together.
• All threads are UNC.
• Meets UL requirements.