1 1⁄4 Pipe Size Mufflers | McMaster-Carr

Filter by

System of Measurement

Pipe Size

Thread Type

Gender

For Reducing

Body Material

409 Stainless Steel

Maximum Pressure

Less than 100 psi

100 psi to 149 psi

150 psi to 199 psi

250 psi or greater

Maximum Flow Rate @ Pressure

55 scfm @ 14.5 psi

70 scfm @ 14.7 psi

1,059 scfm @ 72 psi

60 scfm @ 100 psi

154 scfm @ 100 psi

700 scfm @ 100 psi

1,226 scfm @ 100 psi

1,489 scfm @ 100 psi

Height

For Use With

Fitting Connection

Fitting Material

Connects To

Material

409 Stainless Steel

Polyester/Wool Fabric

Inlet Pipe Size

Noise Reduction Rating

10 dBA to 15 dBA

15 dBA to 22 dBA

17 dBA to 22 dBA

17 dBA to 25 dBA

Filter Material

DFARS Specialty Metals

Export Control Classification Number (ECCN)

RoHS

Compliant with Exemptions

REACH

Fitting Finished Material

Nickel-Plated Steel

Zinc-Plated Steel

Diameter

Maximum Temperature

100° F to 199° F

200° F to 249° F

250° F to 499° F

Hex Size

Removes Particle Size Down To

Less than 50 μm

75 μm to 99 μm

100 μm to 249 μm

How can we improve?

23 Products

Mufflers

Compact High-Flow Mufflers

Compact High-Flow Mufflers

A small hex size makes these a great fit for cramped spaces

High-Flow Mufflers

High-Flow Mufflers

Reduce noise and filter exhaust fumes in high-flow parts, such as diaphragm pumps

Mufflers

Reduce noise and filter exhaust fumes in air-powered tools, valves, and cylinders

High-Noise-Reducing Mufflers

High-Noise-Reducing Mufflers

Filter fumes and reduce noise by 30 dB in air-powered drills and other loud parts

Oil-Mist-Eliminating Mufflers

Oil-Mist-Eliminating Mufflers

A wool felt disc traps oil mist

Inline Mufflers

Inline Mufflers

A threaded connection on each end lets you install these anywhere in your line

Inline High-Noise-Reducing Mufflers

Inline High-Noise-Reducing Mufflers

Install anywhere in your line to reduce noise by up to 45 dB

Other Products

On-Off Valves

Start and stop flow through a line

Air Intake Filters

Air Intake Filters

Keep dust and other contaminants out of process lines

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