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SPEEDAIRE Silencer Muffler: 1/4 in NPT, 5/8 in Hex Size, Aluminum, Mesh SST - Pneumatic Exhaust Silencers / Mufflers
SPEEDAIREPneumatic Exhaust Silencers / Mufflers

SPEEDAIRE Silencer Muffler: 1/4 in NPT, 5/8 in Hex Size, Aluminum, Mesh SST

The SPEEDAIRE Silencer Muffler (SKU 1EJW7) is a pneumatic exhaust silencer with a 1/4 in NPT connection. It features a mesh SST element and an aluminum body, with a maximum operating pressure of 300 psi.

SKU 3G-OTH-158370

Brand
SPEEDAIRE
Item
Silencer Muffler: 1/4 in NPT, 5/8 in Hex Size, Aluminum, Mesh SST
Category
Pneumatic Exhaust Silencers / Mufflers
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Technical Specifications

SPEEDAIRE
Manufacturer Part Number
1EJW7
Type
Aluminum, Mesh SST
Hex Size
5/8 in
Max Op Pressure
300 psi
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SPEEDAIRE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SPEEDAIRE Silencer Muffler (SKU 1EJW7) is a pneumatic exhaust silencer with a 1/4 in NPT connection. It features a mesh SST element and an aluminum body, with a maximum operating pressure of 300 psi.

Frequently Asked Questions

What is a SPEEDAIRE Silencer Muffler used for?

A SPEEDAIRE Silencer Muffler reduces exhaust noise from pneumatic valves, cylinders, and tools. It is commonly used in industrial automation, manufacturing, and air-handling systems to meet workplace noise regulations while maintaining system efficiency.

What are the specifications of the SPEEDAIRE 1EJW7 muffler?

The SPEEDAIRE 1EJW7 muffler has a 1/4 in NPT connection, 5/8 in hex size, aluminum body, and mesh SST element. Maximum operating pressure is 300 psi. It is designed for pneumatic exhaust silencing in compressed air systems.

Where to buy SPEEDAIRE silencer mufflers worldwide?

3G Electric supplies SPEEDAIRE silencer mufflers worldwide. As a global industrial solutions provider, we handle logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on the 1EJW7 model.

How to install a SPEEDAIRE pneumatic muffler?

Install the SPEEDAIRE muffler by threading it directly onto the exhaust port of a pneumatic valve or cylinder using the 1/4 in NPT connection. Tighten with a wrench on the hex flats. Ensure the mesh element is not obstructed for proper noise reduction.

Used in

Common applications for SPEEDAIRE
Manufacturing assembly lines — SPEEDAIRE compressed air filters (e.g., 4ZL49) for particulate removal in pneumatic tool supply
Air compressor maintenance — SPEEDAIRE Furnas to Condor P/S Kit (33MH82) for pressure switch conversion on reciprocating compressors
Pneumatic control systems — SPEEDAIRE check valves (810RC7) to prevent backflow in instrument air lines
Air tool repair — SPEEDAIRE internal gears (45P349) and O-rings (42VA60) for rebuilding impact wrenches and grinders
Heavy-duty industrial air preparation — SPEEDAIRE heavy-duty filters (4ZL12) with metal bowls for high-flow, high-pressure applications up to 250 psi
Air motor servicing — SPEEDAIRE repair kits (22XJ91) for maintaining pneumatic gearmotors in conveyor systems

SPEEDAIRE Products

3G Electric supplies SPEEDAIRE pneumatic exhaust silencers / mufflers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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SPEEDAIRE Silencer Muffler: 1/2 in NPT, 1 in Hex Size, Aluminum, Mesh SST, 300 psi Max Op Pressure (MPN 1EJX1). Key specifications — attr124412: SPEEDAIRE; attr124422: Mesh SST; attr124426: Aluminum.
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SPEEDAIRE Silencer Muffler: 1/2 in NPT, 1 in Hex Size, Aluminum, Mesh SST, 300 psi Max Op Pressure (MPN 1EJX1). Key specifications — attr124412: SPEEDAIRE; attr124422: Mesh SST; attr124426: Aluminum.
SPEEDAIRE Silencer Muffler: 1/2 in NPT, 1 in Hex Size, Aluminum, Mesh SST, 300 psi Max Op Pressure (MPN 1EJX2). Key specifications — attr124412: SPEEDAIRE; attr124422: Mesh SST; attr124426: Aluminum.
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SPEEDAIRE Silencer Muffler: 1/2 in NPT, 1 in Hex Size, Aluminum, Mesh SST, 300 psi Max Op Pressure (MPN 1EJX2). Key specifications — attr124412: SPEEDAIRE; attr124422: Mesh SST; attr124426: Aluminum.
SPEEDAIRE Exhaust Muffler: 3/16 in, 5/16 in Hex Size, Nickel Plated Steel, Bronze, 160°F Max Op Temp (MPN 1EJX3). Key specifications — attr124412: SPEEDAIRE; attr124422: Bronze; attr124426: Nickel Plated Steel.
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SPEEDAIRE Exhaust Muffler: 3/16 in, 5/16 in Hex Size, Nickel Plated Steel, Bronze, 160°F Max Op Temp (MPN 1EJX3). Key specifications — attr124412: SPEEDAIRE; attr124422: Bronze; attr124426: Nickel Plated Steel.
SPEEDAIRE Exhaust Muffler: 1 in NPT, 160 cfm, 0.9 micron, 300 psi Max Op Pressure, 160°F Max Op Temp (MPN 2YNN4). Key specifications — attr124412: SPEEDAIRE; attr124418: Aluminum and Polypropylene.
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SPEEDAIRE Exhaust Muffler: 1 in NPT, 160 cfm, 0.9 micron, 300 psi Max Op Pressure, 160°F Max Op Temp (MPN 2YNN4). Key specifications — attr124412: SPEEDAIRE; attr124418: Aluminum and Polypropylene.

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SPEEDAIRE Silencer Muffler: 1/4 in NPT, 5/8 in Hex Size, Aluminum, Mesh SST, 300 psi Max Op Pressure (MPN 1EJW6). Key specifications — attr124412: SPEEDAIRE; attr124422: Mesh SST; attr124426: Aluminum.
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SPEEDAIRE Silencer Muffler: 1/4 in NPT, 5/8 in Hex Size, Aluminum, Mesh SST, 300 psi Max Op Pressure (MPN 1EJW6). Key specifications — attr124412: SPEEDAIRE; attr124422: Mesh SST; attr124426: Aluminum.
SPEEDAIRE Silencer Muffler: 1/4 in NPT, 11/16 in Hex Size, Nylon, Mesh SST, 150 psi Max Op Pressure (MPN 1EJW1). Key specifications — attr124412: SPEEDAIRE; attr124422: Mesh SST; attr124426: Nylon.
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SPEEDAIRE Silencer Muffler: 1/4 in NPT, 11/16 in Hex Size, Nylon, Mesh SST, 150 psi Max Op Pressure (MPN 1EJW1). Key specifications — attr124412: SPEEDAIRE; attr124422: Mesh SST; attr124426: Nylon.
SPEEDAIRE Silencer Muffler: 3/8 in NPT, 1 in Hex Size, Aluminum, Mesh SST, 300 psi Max Op Pressure (MPN 1EJW8). Key specifications — attr124412: SPEEDAIRE; attr124422: Mesh SST; attr124426: Aluminum.
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SPEEDAIRE Silencer Muffler: 3/8 in NPT, 1 in Hex Size, Aluminum, Mesh SST, 300 psi Max Op Pressure (MPN 1EJW8). Key specifications — attr124412: SPEEDAIRE; attr124422: Mesh SST; attr124426: Aluminum.
SPEEDAIRE Silencer Muffler: 1/8 in NPT, 11/16 in Hex Size, Nylon, Mesh SST, 150 psi Max Op Pressure (MPN 1EJV9). Key specifications — attr124412: SPEEDAIRE; attr124422: Mesh SST; attr124426: Nylon.
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SPEEDAIRE Silencer Muffler: 1/8 in NPT, 11/16 in Hex Size, Nylon, Mesh SST, 150 psi Max Op Pressure (MPN 1EJV9). Key specifications — attr124412: SPEEDAIRE; attr124422: Mesh SST; attr124426: Nylon.
SPEEDAIRE Silencer Muffler: 3/8 in NPT, 1 1/8 in Hex Size, Nylon, Mesh SST, 150 psi Max Op Pressure (MPN 1EJW2). Key specifications — attr124412: SPEEDAIRE; attr124422: Mesh SST; attr124426: Nylon.
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SPEEDAIRE Silencer Muffler: 3/8 in NPT, 1 1/8 in Hex Size, Nylon, Mesh SST, 150 psi Max Op Pressure (MPN 1EJW2). Key specifications — attr124412: SPEEDAIRE; attr124422: Mesh SST; attr124426: Nylon.
SPEEDAIRE Silencer Muffler: 1/8 in NPT, 5/8 in Hex Size, Aluminum, Mesh SST, 300 psi Max Op Pressure (MPN 1EJW4). Key specifications — attr124412: SPEEDAIRE; attr124422: Mesh SST; attr124426: Aluminum.
SPEEDAIRE
SPEEDAIRE Silencer Muffler: 1/8 in NPT, 5/8 in Hex Size, Aluminum, Mesh SST, 300 psi Max Op Pressure (MPN 1EJW4). Key specifications — attr124412: SPEEDAIRE; attr124422: Mesh SST; attr124426: Aluminum.
SPEEDAIRE Silencer Muffler: 1/2 in NPT, 1 1/8 in Hex Size, Nylon, Mesh SST, 150 psi Max Op Pressure (MPN 1EJW3). Key specifications — attr124412: SPEEDAIRE; attr124422: Mesh SST; attr124426: Nylon.
SPEEDAIRE
SPEEDAIRE Silencer Muffler: 1/2 in NPT, 1 1/8 in Hex Size, Nylon, Mesh SST, 150 psi Max Op Pressure (MPN 1EJW3). Key specifications — attr124412: SPEEDAIRE; attr124422: Mesh SST; attr124426: Nylon.
SPEEDAIRE Silencer Muffler: 3/8 in NPT, 1 in Hex Size, Aluminum, Mesh SST, 300 psi Max Op Pressure (MPN 1EJW9). Key specifications — attr124412: SPEEDAIRE; attr124422: Mesh SST; attr124426: Aluminum.
SPEEDAIRE
SPEEDAIRE Silencer Muffler: 3/8 in NPT, 1 in Hex Size, Aluminum, Mesh SST, 300 psi Max Op Pressure (MPN 1EJW9). Key specifications — attr124412: SPEEDAIRE; attr124422: Mesh SST; attr124426: Aluminum.