1 1/4"-12 Couplings | McMaster-Carr

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Static Radial Load Capacity

30,000 lb. to 99,999 lb.

100,000 lb. or greater

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Threading

30 Products

Fastening and Joining

Coupling Nuts

Connect and extend threaded rods

2 products

Power Transmission

Rod Alignment Couplers

Reduce wear on bearings and seals by flexing when the cylinder and load aren't precisely even

3 products

Hydraulic Cylinder Mounts

Restrain cylinders and secure loads to the end of the rod

1 product

Rod Ends

Use with connecting rods to support loads and control steering, tensioning, or pivoting motion

12 products

Shaft Collars

Hold and position parts on a shaft, or limit shaft movement

2 products

Fluid Handling

Hose Fitting Nuts

Connect fittings and compressed-gas nipples to pressure regulators and torches

2 products

Tube and Tube Fittings

Typically more flexible than pipe for carrying liquids and gases in short runs around equipment

3 products

Material Handling

Hitch Inserts

Fit into hitch receivers and secure with a hitch pin to create a connection for towing

4 products

Hitch Balls

Mount to hitch inserts and use with hitch receivers and couplers to tow trailers

1 product