Metric Reducers | McMaster-Carr

Filter by

Thread Size

System of Measurement

Thread Pitch

Material

Grade 2 Titanium

Stainless Steel

Thread Type

UN/UNF (SAE 45°)

UN/UNF (SAE Straight)

Threaded Insert Type

Fitting Type

Reducing Adapter

For Use In

Installed Length

0.25" to 0.499"

10 mm to 19.9 mm

20 mm to 24.9 mm

25 mm or greater

For Tap Thread Size

Pipe Size

Gender

End Type

Length

Shape

Drill Bit Size

For Tap Type

Nut Type

For Material Thickness

0.000 mm to 5.000 mm

0.400 mm to 2.800 mm

0.400 mm to 4.000 mm

0.400 mm to 4.900 mm

0.400 mm to 11.100 mm

0.500 mm to 1.500 mm

0.500 mm to 2.000 mm

0.500 mm to 2.500 mm

0.500 mm to 3.000 mm

0.500 mm to 3.300 mm

0.500 mm to 4.500 mm

0.500 mm to 7.100 mm

0.700 mm to 3.000 mm

0.700 mm to 3.300 mm

Thread Spacing

Export Control Classification Number (ECCN)

Thread Insert Style

REACH

RoHS

Compliant with Exemptions

DFARS Specialty Metals

Thread Direction

How can we improve?

1,522 Products

Fluid Handling

Pipe Fittings

Form threaded, barbed, flanged, and other types of connections between lengths of pipe

Manifolds

Distribute air or fluid to multiple places from a single source; also called headers

Fastening and Joining

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

Thread Adapters

Thread Adapters

Join threads of a different type, size, and gender

Socket Nuts

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

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