McMaster-Carr logo
    Forward
    Enter e-mail addresses in the fields below
    Message
    Cancel
    Print
    How can we improve?
    Comments
    E-mail address (if you would like a response)
    31 Products

    Breather Vents

    Protect against excess vacuum and pressure in cylinders, gear boxes, enclosures, manifolds, and tanks. You can also use these breather vents to block debris from entering equipment.
    Style
    Pipe
    Size
    Max. Flow Rate
    @ Pressure
    Max. Pressure,
    psi
    Max. Temp.,
    ° F
    Ht.
    For Use With
    Removes Particle
    Size Down To, μm
    Each
    NPSM Female
     
    Zinc-Plated Steel Body and Fitting
    F1/8
    		26 scfm @ 100 psi1503005/8"Air, Inert Gas909833K2400000
    F1/4
    		35 scfm @ 100 psi1503003/4"Air, Inert Gas909833K250000
    F3/8
    		87 scfm @ 100 psi15030015/16"Air, Inert Gas909833K260000
    F1/2
    		131 scfm @ 100 psi1503001"Air, Inert Gas909833K270000
     

    Mufflers

    Image of Product. Style N. Front orientation. Mufflers. Mufflers, Mufflers with Pipe Connection, Style N.

    Style N

    Use these mufflers with air-powered tools, valves, and cylinders to reduce noise and filter exhaust fumes.
    Mufflers with Pipe Connection
    Image of Product. Style N. Front orientation. Mufflers. Mufflers, Mufflers with Pipe Connection, Style N.

    Style N

    Bronze Body—Brass, bronze, and copper mufflers offer good corrosion resistance.
    Each
    Pipe
    Size
    Max. Flow Rate
    @ Pressure
    Max. Pressure,
    psi
    Max. Temp.,
    ° F
    Ht.
    For Use With
    Removes Particle
    Size Down To, μm
    Noise Reduction
    Rating, dBA
    1-24
    25-99
    100-Up
    Style N
     
    NPSM Threaded Female Steel Fitting—Bronze Body
    1/8
    		53 scfm @ 100 psi1253001 5/16"Air, Inert Gas4017 to 224450K91000000000000000
    1/4
    		70 scfm @ 100 psi1253001 1/2"Air, Inert Gas4017 to 224450K92000000000000
    3/8
    		175 scfm @ 100 psi1253002"Air, Inert Gas4017 to 224450K93000000000000
    1/2
    		263 scfm @ 100 psi1253002 1/4"Air, Inert Gas4017 to 224450K94000000000000000
     

    High-Flow Mufflers

    Commonly used with high-flow, air-powered equipment, such as diaphragm pumps and valves, these mufflers reduce noise and filter exhaust fumes without restricting flow.
    Mufflers with Pipe Connection
    Image of Product. With Female Fitting. Front orientation. Mufflers. High-Flow Mufflers, Mufflers with Pipe Connection, NPSM Female Aluminum Fitting, Aluminum Body, 409 Stainless Steel Body.
    Image of Product. Front orientation. Filter Cartridges. High-Flow Mufflers.

    With Female

    Fitting

    Replacement

    Cartridges

    Mufflers
    Replacement
    Cartridges
    Pipe
    Size
    Max. Flow Rate
    @ Pressure
    Max. Pressure,
    psi
    Max. Temp.,
    ° F
    Ht.
    Dia.
    For Use With
    Body Material
    Removes Particle
    Size Down To, μm
    Noise Reduction
    Rating, dBA
    Each
    Each
     
    NPSM Female Aluminum Fitting
    1/4
    		92 scfm @ 100 psi1252104"1 7/8"Air, Inert Gas409 Stainless Steel, Aluminum517 to 254440K1420000004440K6800000
    3/8
    		210 scfm @ 100 psi1252104 9/16"2 5/8"Air, Inert Gas409 Stainless Steel, Aluminum517 to 254440K143000004440K6900000
    1/2
    		280 scfm @ 100 psi1252105 1/2"3 3/16"Air, Inert Gas409 Stainless Steel, Aluminum517 to 254440K144000004440K7200000
    3/4
    		595 scfm @ 100 psi1252106 11/16"3 7/16"Air, Inert Gas409 Stainless Steel, Aluminum517 to 254440K145000004440K7300000
    1
    		876 scfm @ 100 psi1252107 15/16"3 15/16"Air, Inert Gas409 Stainless Steel, Aluminum517 to 254440K146000004440K7400000
    1 1/4
    		1,489 scfm @ 100 psi1252108"3 15/16"Air, Inert Gas409 Stainless Steel, Aluminum517 to 254440K147000004440K7500000
    1 1/2
    		2,277 scfm @ 100 psi12521012 1/2"5 1/4"Air, Inert Gas409 Stainless Steel, Aluminum517 to 254440K148000004440K7600000
    2
    		3,504 scfm @ 100 psi12521017 3/4"5 1/4"Air, Inert Gas409 Stainless Steel, Aluminum517 to 254440K1490000004440K7700000
     

    Compact High-Flow Mufflers

    A small hex size makes these high-flow mufflers a good fit for cramped spaces. Commonly used with high-flow, air-powered equipment, such as diaphragm pumps and valves, they reduce noise and filter exhaust fumes without restricting flow.
    NPSM Female Zinc-Plated Steel Fitting
    Image of Product. Front orientation. Mufflers. Compact High-Flow Mufflers, NPSM Female Zinc-Plated Steel Fitting.
    Pipe
    Size
    Max. Flow Rate
    @ Pressure
    Max. Pressure,
    psi
    Max. Temp.,
    ° F
    Ht.
    For Use With
    Removes Particle
    Size Down To, μm
    Noise Reduction
    Rating, dBA
    Each
    1/8
    		48 scfm @ 100 psi1504001 3/4"Air, Inert Gas10017 to 229835K51000000
    1/4
    		105 scfm @ 100 psi1504002 1/4"Air, Inert Gas10017 to 229835K5200000
    3/8
    		219 scfm @ 100 psi1504002 3/4"Air, Inert Gas10017 to 229835K5300000
    1/2
    		332 scfm @ 100 psi1504003 1/8"Air, Inert Gas10017 to 229835K5400000

    Oil-Mist-Eliminating Mufflers

    In addition to a filter, these mufflers have a wool felt disc to trap oil mist. They are often used with vacuum pumps and suction devices to reduce noise and filter exhaust fumes.
    Mufflers with Pipe Connection
    Image of Product. With Female Fitting. Front orientation. Mufflers. Oil-Mist-Eliminating Mufflers, Mufflers with Pipe Connection, NPSM Female Aluminum Fitting, 409 Stainless Steel Body.

    With Female

    Fitting

    Pipe
    Size
    Max. Flow Rate
    @ Pressure
    Max. Pressure,
    psi
    Max. Temp.,
    ° F
    Ht.
    Dia.
    For Use With
    Body Material
    Removes Particle
    Size Down To, μm
    Noise Reduction
    Rating, dBA
    Each
     
    NPSM Female Aluminum Fitting
    1
    		876 scfm @ 100 psi1252107 15/16"3 7/8"Air, Inert Gas409 Stainless Steel517 to 259850K76000000
    1 1/2
    		2,277 scfm @ 100 psi12521012 1/2"5 1/4"Air, Inert Gas409 Stainless Steel517 to 259850K78000000
    2
    		3,504 scfm @ 100 psi12521017 3/4"5 1/4"Air, Inert Gas409 Stainless Steel517 to 259850K79000000
     
    back to top