SL-G Nickel-Plated Brass Speed Controller Elbow Fitting with O-Ring Seal

SL-G pneumatic speed controller fittings are nickel-plated brass elbow push-to-connect connectors with an integrated O-ring sealing system, designed for precise airflow control and leak-free pneumatic connections.

Featuring a 90° elbow structure and adjustable needle valve, SL-G fittings allow accurate regulation of cylinder speed while optimizing tubing direction in compact pneumatic systems.

The built-in O-ring seal on the threaded connection ensures a tighter and more reliable seal compared to standard thread fittings, eliminating the need for additional sealing materials such as PTFE tape.

The nickel-plated brass body provides excellent corrosion resistance, durability, and long service life in industrial environments.

Push-to-connect technology enables fast installation, secure tube gripping, and easy maintenance.

OEM and ODM customization services are available for thread types, tube sizes, materials, and branding.

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  • Overview
  • Free Sample
  • Warranty policy

Specification Parameters

Parameter Details
Product Type Pneumatic Speed Controller
Structure Elbow (90°) + Flow Control
Connection Tube to Thread
Seal Type O-Ring Sealing
Material Plastic + Nickel-Plated Brass
Operating Fluid Air
Working Pressure 0 – 1.0 MPa
Temperature Range 0 – 60°C
Applicable Tubing PU / Nylon Tube

SL-G nickel plated brass pneumatic speed controller elbow fitting with O-ring seal

Model ΦD G A B H E ΦP
SL4-M5 4 M5 3.8 29 8 20.5 11
SL4-G01 4 G1/8 6 37 11 24 13
SL4-G02 4 G1/4 8.5 39 15 25 13
SL6-M5 6 M5 3.8 29 8 22.5 13
SL6-G01 6 G1/8 6 37 11 24 13
SL6-G02 6 G1/4 8.5 39 15 25.5 13
SL6-G03 6 G3/8 9 46 19 29.5 13
SL6-G04 6 G1/2 10 50 22 31 13
SL8-G01 8 G1/8 6 37 11 26 15
SL8-G02 8 G1/4 8.5 39 15 28 15
SL8-G03 8 G3/8 9 46 19 30 15
SL8-G04 8 G1/2 10 50 22 32 15
SL10-G01 10 G1/8 6 37 11 31 21
SL10-G02 10 G1/4 8.5 39 15 31.5 18.5
SL10-G03 10 G3/8 9 46 19 33 18.5
SL10-G04 10 G1/2 10 50 22 35 21
SL12-G01 12 G1/8 6 37 11 31 21
SL12-G02 12 G1/4 8.5 39 15 33 21
SL12-G03 12 G3/8 9 46 19 33.5 21
SL12-G04 12 G1/2 10 50 22 35 21

Key Features

  • Integrated airflow control + connection design
  • 90° elbow for compact piping layout
  • Nickel-plated brass for corrosion resistance
  • Built-in O-ring seal for leak-proof connection
  • No PTFE tape required (easy installation)
  • Push-to-connect quick tube installation

Applications

Pneumatic cylinders
Used for precise speed control and smooth actuator motion

Industrial automation systems
Ensures stable airflow and leak-free operation

Air control systems
Provides accurate airflow regulation

Machinery equipment
Improves efficiency and reduces leakage risks

Compact pneumatic installations
Combines direction change, sealing, and flow control in one fitting


Product Function

SL-G fittings combine flow control + sealing + direction change in one compact unit.

The integrated needle valve controls airflow, while the O-ring ensures a tight seal at the threaded interface, reducing leakage points and improving system reliability.

Compared to standard SL or PL fittings:

  • SL-G = Flow control + elbow + O-ring sealing
  • PL = Elbow only (no flow control)

Product Structure & Size Range

  • Models: SL-G4 / SL-G6 / SL-G8 / SL-G10 / SL-G12
  • Tube sizes: 4mm → 12mm
  • Thread: M5 / G1/8 / G1/4 / G3/8 / G1/2
  • Integrated needle valve
  • O-ring sealed thread connection

Why Choose Our Pneumatic Fittings

  • Professional SL-G pneumatic speed controller manufacturer
  • OEM / ODM customization for O-ring pneumatic fittings
  • Leak-proof nickel plated brass speed controller fittings
  • Reliable airflow control for industrial automation systems
  • High-performance push to connect fittings with sealing stability
  • Fast delivery and global B2B supply support

FAQ

Q1: What is an SL-G pneumatic speed controller fitting?
It is a nickel-plated brass elbow fitting with flow control and an O-ring seal for leak-proof pneumatic connections.

Q2: What is the function of the O-ring in pneumatic fittings?
The O-ring provides a tight seal at the threaded connection, preventing air leakage and improving reliability.

Q3: Do I need PTFE tape for SL-G fittings?
No, the built-in O-ring seal eliminates the need for PTFE tape in most applications.

Q4: What is the difference between SL-G and standard speed controllers?
SL-G includes an O-ring sealing system, offering better leak prevention and easier installation.

Q5: What tubing is compatible with SL-G fittings?
SL-G fittings are compatible with PU tubing and nylon tubing.


CTA

Looking for leak-proof nickel-plated brass pneumatic speed controller fittings with O-ring sealing?
Contact us now for OEM/ODM solutions, bulk pricing, and fast global delivery.

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Free Sample Request Process:

  1. Select Your Sample: Browse through our product range and choose the sample you'd like to receive.

  2. Submit Your Request: Fill out the sample request form with your shipping details.

  3. Shipping Cost: While the sample itself is free, the buyer is responsible for covering the shipping fee. Please negotiate the shipping cost with us.

  4. Processing: Once your payment is confirmed, we will process your sample request and ship it to your address.

  5. Receive Your Sample: Your sample will be delivered to you within the estimated shipping time. Enjoy trying our product!

1. The warranty period of this product is eighteen months (subject to thefuselage bar code information). During the warranty period, if the productfails or is damaged under normal use according to the operating manual, ourcompany will be responsible for free maintenance.

2. During the warranty period, if damage is caused due to the followingreasons,a certain maintenance fee will be charged,

  • Machine damage caused by mistakes in use and unauthorized repairsand modifcations;
  • Machine damage caused by fre, food, abnormal voltage, other naturaldisasters and Level 2 disasters;
  • Hardware damage caused by artifcial fall and transportation afterpurchase;
  • Machine damage caused by failure to operate according to the user manual provided by our company;
  • Failure and damage caused by obstacles other than the machine (such asexternal equipment factors).

3. When the product fails or is damaged, please fll in all the contents in the”Product Warranty Card” correctly and in detail.

4. The charge of maintenance fees shall be based on our company’s latestadiusted “Maintenance Price List”.

5. This warranty card will not be reissued under normal circumstances.Please keep this card and show it to the maintenance personnel during thewarranty.

6. If you have any questions during the service process, please contact ouragent or our company in time.The company is committed to upgrading new products. If there are anychanges, you can download them from the company website.