UNS Couplings | McMaster-Carr

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System of Measurement

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Thread Direction

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Number of Poles

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Fastener Strength Grade/Class

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Number of Thread Starts

Width

1 3/8"

1 1/2"

Housing Thread Location

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Electrical Connection

1" Circular Connector

DFARS Specialty Metals

REACH

Tensile Strength

10,000 psi to 19,999 psi

40,000 psi to 99,999 psi

Not Rated

RoHS

Compliant

Compliant with Exemptions

Not Compliant

Export Control Classification Number (ECCN)

EAR99

Travel Distance per Turn

Diameter

Thread Spacing

End Shape

Shape

205 Products

Power Transmission

Precision Lead Screws and Nuts

Pair with a motor for accurate starts and stops in automated motion and positioning applications

71 products

Fastening and Joining

Coupling Nuts

Connect and extend threaded rods

3 products

Electrical

Metric Circular Connectors

Plugs, sockets, receptacles, and adapters for equipment with metric connections

14 products

Mini Connectors

Plugs, sockets, and receptacles send power and signal to equipment and automated systems

69 products

USB Cords

Transfer data between computers, printers, and mobile devices

9 products

Fluid Handling

Hose Fitting Nuts

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

2 products

Tube Fittings

Make threaded, push to connect, barbed, and other types of connections between lengths of tube

5 products