Threaded Rod Connectors | McMaster-Carr

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Thread Size

Material

Stainless Steel

Nut Type

With Sight Hole

Length

System of Measurement

Threading

Partially Threaded

Width

Hex Length

Finish

Hot-Dipped Galvanized

Zinc Flake Coated

Thread Direction

Thread Length

Hex Size

Fastener Strength Grade/Class

Thread Type

Thread Spacing

Height

OD

Performance

Corrosion Resistant

DFARS Specialty Metals

Thread Fit

Metric Class 6H

Unified Standard Class 2B

RoHS

Compliant with Exemptions

Export Control Classification Number (ECCN)

REACH

Coupling Nut Profile

Thread Pitch

Fastener Strength Rating

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1,819 Products

Coupling Nuts

Coupling Nuts

The most commonly used coupling nuts

Left-Hand-Thread Coupling Nuts

Left-Hand-Thread Coupling Nuts

Tighten when turned to the left

Coupling Nuts with Sight Hole

Coupling Nuts with Sight Hole

Confirm that threads are fastened to the right depth

Round Coupling Nuts

Round Coupling Nuts

Fit in tight spots and create a finished appearance

Other Products

Thread Adapters

Thread Adapters

Join threads of a different type, size, and gender

Lead Screw Nuts

Lead Screw Nuts

Mate with lead screws to move components in a straight line

Shaft Adapters

Increase or reduce your shaft's diameter to fit equipment, or replace damaged shaft ends

Hex Nuts

Handle most general fastening needs

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