2-56 Adapters | McMaster-Carr

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System of Measurement

Thread Size

Material

Stainless Steel

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Length

Hex Size

Thread Length

For Adapting

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Metric Class 6g

Metric Class 6H

Unified Standard Class 2A

Unified Standard Class 2B

Unified Standard Class 3B

DFARS Specialty Metals

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

Finish

Zinc Yellow-Chromate Plated

Export Control Classification Number (ECCN)

Specifications Met

REACH

Tensile Strength

40,000 psi to 49,999 psi

50,000 psi to 59,999 psi

60,000 psi to 99,999 psi

100,000 psi or greater

RoHS

Compliant with Exemptions

Hardness

Fitting Type

For Tap Thread Size

Threaded Insert Type

ID

Thread Type

UN/UNF (SAE Straight)

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185 Products

Thread Adapters

Male-Female Thread Adapters

Inch-to-Inch Male-Female Hex Thread Adapters

Inch-to-Inch Male-Female Hex Thread Adapters

Change thread size and spacing

Slotted-Drive Male-Female Round Thread Adapters

Slotted-Drive Male-Female Round Thread Adapters

Install and remove with a screwdriver

Inch-to-Metric Male-Female Hex Thread Adapters

Inch-to-Metric Male-Female Hex Thread Adapters

Change inch threads to metric

Male Thread Adapters

Inch-to-Inch Male Hex Thread Adapters

Inch-to-Inch Male Hex Thread Adapters

Join two female-threaded parts with dissimilar inch thread sizes

Inch-to-Metric Male Hex Thread Adapters

Inch-to-Metric Male Hex Thread Adapters

Join inch and metric female-threaded parts

Female Thread Adapters

Inch-to-Inch Female Hex Thread Adapters

Inch-to-Inch Female Hex Thread Adapters

Join two male-threaded parts with dissimilar inch thread sizes

Inch-to-Metric Female Hex Thread Adapters

Inch-to-Metric Female Hex Thread Adapters

Join two male-threaded parts with inch and metric thread sizes

Other Products

Standoffs

Separate, position, or connect components in assemblies

Tube Fittings

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

Threaded Inserts

Threaded Inserts

Create new threads or repair stripped threads

Grinding Bit Arbors

Grinding Bit Arbors

Attach grinding bits to tools and switch bits without removing the arbor; also known as mandrels

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