BSL-A Brass Pneumatic Muffler

A pneumatic muffler for exhaust ports. Solid brass body, sintered bronze core, male threads from M5 to 2″ BSP. Cuts valve and cylinder noise, keeps dirt out of the line.

What Is the BSL-A Muffler?

The BSL-A screws onto the exhaust port of a valve, cylinder, or air tool. It slows and spreads the exhaust air. Noise drops. Dust stays out of the system.

The body is solid brass. The filter core is sintered bronze. Both resist corrosion and wear in oily, humid air lines. The full BSL-A range ships from stock.

Key Features

Solid brass body

No plated steel. No rust inside the thread. Long service life even in wet lines.

Sintered bronze core

Fine pores spread exhaust air evenly. Noise drops fast. Dirt cannot enter the circuit.

Full thread range M5 to 2″

Ten standard sizes cover small solenoid valves up to main line exhausts.

• Compact build. Short overall length fits tight panels.

• Repeatable quality. Every batch is checked for thread fit and air flow before packing.

Specifications and Dimensions

Threads are BSP male. NPT available on request. Rated for compressed air circuits up to 1.0 MPa, working temperature −20 °C to +80 °C.

Where the BSL-A Muffler Is Used

• Air compressors — exhaust and blow-off ports.

• Pneumatic cylinders and solenoid valves.

• Air tools — blow guns, nail guns, spray guns.

• Industrial pipework, manifolds, and control cabinets.

Why Choose Reayon Pneumatic

We have supplied pneumatic components for over 10 years. We machine, assemble, and test in-house. Thread fit and air flow are checked before packing. OEM and ODM orders are welcome. Batch consistency is backed by full inspection records.

Frequently Asked Questions

What material is the BSL-A muffler made from?

The body is solid brass. The filter core is sintered bronze. No painted or plated steel parts. This gives long service life in humid, oily compressed air.

Which thread sizes can I order?

M5, 1/8″, 1/4″, 3/8″, 1/2″, 3/4″, 1″, 1-1/4″, 1-1/2″, and 2″ BSP male threads. NPT threads are available on request. Reayon Pneumatic keeps the full range in stock for fast delivery.

How much noise does a BSL-A muffler remove?

It typically cuts exhaust noise by 20 to 30 dB, depending on size and air flow. The sintered bronze core spreads the exhaust air evenly, which drops the noise peak.

Do you accept OEM or custom orders?

Yes. We make custom lengths, threads, and packaging. Send your drawing to Reayon Pneumatic and we reply with a quote within 24 hours.

What is the lead time for bulk orders?

Stock sizes ship in 3 to 5 working days. Custom orders take 15 to 20 days, depending on quantity and finish.

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Get a Quote

Tell us your thread sizes and annual volume. We reply with a price list within one working day.

• Email: mercy@rypneumatic.com

• WhatsApp: +86 13968261136