UNF Reducers | McMaster-Carr

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System of Measurement

Thread Size

Threaded Insert Type

Thread Type

UN/UNF (SAE 45°)

UN/UNF (SAE Straight)

Material

Stainless Steel

For Tap Thread Size

Installed Length

Less than 0.25"

0.25" to 0.499"

For Use In

Gender

For Use With

Argon/Carbon Dioxide Blend

Hydraulic Fluid

Nut Type

For Adapting

End Type

Thread Direction

Fitting Type

For Tap Type

Pipe Size

Export Control Classification Number (ECCN)

Shape

For Material Thickness

0.010" to 0.080"

0.010" to 0.085"

0.015" to 0.188"

0.020" to 0.100"

0.020" to 0.175"

0.027" to 0.15"

0.027" to 0.165"

0.039" to 0.098"

0.047" to 0.219"

0.060" to 0.118"

0.085" to 0.135"

0.118" to 0.217"

0.130" to 0.180"

0.13" to 0.225"

0.15" to 0.312"

Helical Insert Type

Thread Spacing

Drill Bit Size

DFARS Specialty Metals

REACH

RoHS

Compliant with Exemptions

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846 Products

Fastening and Joining

Thread Adapters

Thread Adapters

Join threads of a different type, size, and gender

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

Socket Nuts

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

Studs

Press, weld, or screw in place to add a threaded fastening point

Fluid Handling

Pipe Plugs

Insert into the ends of pipe to keep out dirt and debris

Manifolds

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

Pressure-Regulating Valves

Pressure-Regulating Valves

Reduce inlet pressure to a lower outlet pressure to protect sensitive equipment

Vacuum-Regulating Valves

Vacuum-Regulating Valves

Control the amount of air that a vacuum pump draws from your system to maintain vacuum levels

Power Transmission

Compressed Air Regulators

Compressed Air Regulators

Ensure continuous, safe operation of air-powered equipment by controlling air pressure

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