Threaded Bosses | McMaster-Carr

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12,914 Products

Fastening and Joining

Weld Nuts

Weld to metal surfaces to add permanent threads

Press-Fit Nuts

Push into drilled or punched holes to add threads to thin panels

Screw-Mount Nuts

Screw-Mount Nuts

Mount with screws, rivets, and nails to add threads to a surface

Threaded Inserts

Threaded Inserts

Create new threads or repair stripped threads

Rivet Nuts

Add threads to thin panels with access from only one side; also known as blind inserts

Adhesive-Mount Nuts

Adhesive-Mount Nuts

Attach threads to material that’s too thin for a threaded insert

Rivet-Mount Nuts

Rivet-Mount Nuts

Add threads in hard-to-reach areas and materials that are too thin to be tapped

Standoffs

Threaded to separate or connect parts as well as position components in assemblies

Coupling Nuts

Connect and extend threaded rods

Socket Nuts

Install in recessed holes and tight spots where a wrench won’t fit; also known as Allen nuts

Thread Adapters

Thread Adapters

Join threads of a different type, size, and gender

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)