1/2"-13 Reducers | McMaster-Carr

Filter by

System of Measurement

Material

Stainless Steel

Gender

Hex Length

Threaded Insert Type

Thread Length

For Tap Thread Size

Hex Size

For Adapting

Installed Length

0.25" to 0.499"

10 mm to 19.9 mm

Length

Thread Type

Tensile Strength

20,000 psi to 39,999 psi

40,000 psi to 49,999 psi

50,000 psi to 99,999 psi

100,000 psi or greater

Finish

Dry Film Lubricated

Phosphate Coated

Tin Zinc Plated

Zinc Yellow-Chromate Plated

Shape

DFARS Specialty Metals

Thread Fit

Metric Class 6g

Metric Class 6H

Unified Standard Class 2A

Unified Standard Class 2B

Unified Standard Class 3A

Unified Standard Class 3B

RoHS

Compliant with Exemptions

Export Control Classification Number (ECCN)

For Use In

Nut Type

Drive Style

For Tap Type

Specifications Met

REACH

How can we improve?

475 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

Inch-to-Metric Male-Female Hex Thread Adapters

Inch-to-Metric Male-Female Hex Thread Adapters

Change inch threads to metric

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

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

Other Products

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

Rotary Shafts

Pair with gears, sprockets, and bearings to transmit rotary motion

Socket Nuts

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

Shaft Couplings

Shaft Couplings

Connect two shafts to transfer rotary motion from one to the other

Shaft Adapters

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

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