2-56 Adapters | McMaster-Carr

Filter by

System of Measurement

Thread Size

Material

Stainless Steel

Gender

Hex Length

Hex Size

Shape

Length

Thread Length

Drive Style

For Adapting

Specifications Met

Finish

Dry Film Lubricated

Zinc Yellow-Chromate Plated

Thread Fit

Metric Class 6g

Metric Class 6H

Unified Standard Class 2A

Unified Standard Class 2B

Unified Standard Class 3B

Export Control Classification Number (ECCN)

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

For Tap Thread Size

Fitting Type

RoHS

Compliant with Exemptions

DFARS Specialty Metals

REACH

Hardness

Threaded Insert Type

Thread Type

UN/UNF (SAE Straight)

Pitch

ID

How can we improve?

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

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

Threaded Inserts

Threaded Inserts

Create new threads or repair stripped threads

Tube and Tube Fittings

Tube and Tube Fittings

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

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.)