Transmission Connectors (CA05063E)

RecommendedTypes of Hardware and InstallationMounting

Bronze Connectors Bronze Connector (Clamping Hardware)

Hardware for Joining Like or UnlikeMetals

Silicon Bronze Bolt

Silicon Bronze Lockwasher Silicon Bronze Nut

Bronze To Copper Assemblies (Tongue Mounting Hardware)

KEY: Si-Br—Silicon Bronze SS—Stainless Steel

GS—Galvanized Steel

Bronze

AL—Aluminum

(1) denotes preferred hardware usage.

Silicon Bronze Bolt

NOTE: Contact sealant should be used between Aluminum to Aluminum and Aluminum to Copper connections. Aluminum Connectors

Silicon Bronze Flatwasher Silicon Bronze Lockwasher Silicon Bronze Nut

Copper

RecommendedTorqueValues for Bolted Connectors

AluminumConnector (Clamping Hardware)

2024-T4, 2014-T4 or equal, with #205 Alumilite Finish Aluminum-Bolt 7075-T6 AluminumLockwasher, Etch Finish 6061-T6 Plain AluminumNut,Wax Finish

Tightening Force Applied to Hardware: Following are ANDERSON’S recommended torque values applying to all clamping hardware used in connectors and fittings. NOTE: Care should be taken to prevent sealant from being applied to hardware since torque values will be affected if the hardware becomes lubricated with sealant.

AluminumTo AluminumAssemblies (TongueMounting Hardware As Assembled At Factory)

2024-T4, 2014-T4 or equal, no-oxide coated Aluminum Bolt 7075-T6 AluminumFlatwasher

RecommendedTorque Non-Lubricated Steel &SiliconBronzeHardware lb. inches

RecommendedTorque LubricatedHardware &AluminumHardware lb. inches*

Bolt Dia.

7075-T6 AluminumLockwasher, Etch Finish 6061-T6 Plain AluminumNut,Wax Finish

180 240 480 660 840

120 168 300 480 720

5/16” 3/8” 1/2” 5/8” 3/4”

AluminumTo Copper Assemblies (TongueMounting Hardware)

Aluminum

*Reduced torque limits apply when replacing aluminum clamping hard ware with steel in bolted aluminum connectors.

Galvanized Steel Bolt Galvanized Steel Flatwasher

K 4

Stainless Steel BellevilleWasher Galvanized Steel Nut

Copper

August 2019