Name: QST-12 QST-12-20 QST-16 QST-6-4 QST-6-4-100 Festo QST Series Push-in T-connector
Brand: Airwolf Automation
SKU: QST-12, QST-12-20, QST-16, QST-6-4, QST-6-4-100
Price: 1 USD
Availability: InStock

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QST-12 QST-12-20 QST-16 QST-6-4 QST-6-4-100 Festo QST Series Push-in T-connector

Product Details:

Place of Origin:	Germany, China
Brand Name:	Festo, AIRWOLF or OEM
Model Number:	QST-12, QST-12-20, QST-16, QST-6-4, QST-6-4-100

Payment & Shipping Terms:

Minimum Order Quantity:	1 piece
Price:	0-1USD
Packaging Details:	Boxes, Cartons, Pallets, Plastic bags
Delivery Time:	1-7 work days
Payment Terms:	T/T,Western Union,Paypal
Supply Ability:	5000 pcs per week

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Detailed Product Description

Item Code:	QST-12, QST-12-20, QST-16, QST-6-4, QST-6-4-100	Housing Material:	Anodised Aluminium, Nickel-plated Brass, PBT
Tubing Seal Material:	NBR	Operating Pressure:	-0.95~14bar(Water: Max. 0.6 MPa At Max. 50°C)
Working Temperature Range:	-10~+80℃	Pneumatic Connection, Port 1:	Tubing OD: 6mm, 12mm, 16mm
Pneumatic Connection, Port 2:	Tubing OD: 4mm, 12mm, 16mm	Working Medium:	Compressed Air To ISO 8573-1:2010 [7:-:-], Water (liquid, Ice-free)
Highlight:	Festo QST push-in T-connector , Pneumatic QST T-connector fittings , Festo QST Series tube connector

QST-12 QST-12-20 QST-16 QST-6-4 QST-6-4-100 Festo QST Series Push-in T-connector

Versatile and compatible, the Festo QST Series Push-in T-connector is widely applied in various industries such as automotive manufacturing, food processing, chemical engineering, and automated equipment. It is suitable for compressed air complying with ISO 8573-1:2010 and ice-free water, supporting multiple tube diameters with various configurations (equal, reducing, and miniature sizes) to meet different application needs. As part of Festo’s Quick Star product range, this T-connector is highly compatible with other Festo pneumatic components, providing a flexible and efficient solution for gas distribution in pneumatic control systems, while its easy maintenance reduces downtime and improves overall operational efficiency.

Order Codes:

Item Code	Port Connection1	Port Connection2	Part no.	Packing Quantity
QST-12	Tubing OD: 12 mm	Tubing OD: 12 mm	153132	10
QST-12-20	Tubing OD: 12 mm	Tubing OD: 12 mm	130806	20
QST-16	Tubing OD: 16 mm	Tubing OD: 16 mm	153133	10
QST-6-4	Tubing OD: 6 mm	Tubing OD: 4 mm	153134	10
QST-6-4-100	Tubing OD: 6 mm	Tubing OD: 4 mm	130820	100

Datasheet:

General technical data – Metric and G male thread
Pneumatic connection, port 1	Male thread M5	Male thread G1/8	Male thread G1/4	Male thread G3/8	Male thread G1/2	Male thread G3/4
Design	Push-pull principle
Mounting position	optional
Type of seal on screwed plug	Sealing ring
Nominal torque	1.2 Nm	5.4 Nm	9 Nm	15.5 Nm	26 Nm	20 Nm
Tolerance for nominal tightening torque	± 20%
Nominal size	1.8 ... 2.4 mm	2.6 ... 6 mm	3.1 ... 8.5 mm	4.2 ... 11 mm	6.4 ... 13 mm	20 mm
Tubing insertion depth 1)	14.9 ... 17 mm	14.9 ... 20.7 mm	17 ... 23.4 mm	18.1 ... 24.8 mm	23.3 ... 24.8 mm	27.54 mm
Product weight	8 ... 13 g	7.7 ... 31 g	13 ... 48 g	20 ... 97 g	33 ... 158 g	91.2 g

1) The indicated tubing insertion depths are reference values and may vary slightly depending on the type.

General technical data – Male R thread
Pneumatic connection, port 1	Male thread R1/8	Male thread R1/4	Male thread R3/8	Male thread R1/2
Design	Push-pull principle
Mounting position	optional
Type of seal on screwed plug	Coating
Nominal size	2.4 ... 6 mm	2.8 ... 8.5 mm	4.2 ... 11 mm	6.3 ... 13 mm
Tubing insertion depth ¹)	11.6 ... 20.7 mm	11.9 ... 23.4 mm	17 ... 24.8 mm	20.2 ... 24.8 mm

1) The indicated tubing insertion depths are reference values and may vary slightly depending on the type.

General technical data – Female G thread
Pneumatic connection, port 1	Female thread G1/8	Female thread G1/4	Female thread G3/8	Female thread G1/2
Design	Push-pull principle
Mounting position	optional
Type of seal on screwed plug	Coating
Nominal size	2.8 ... 7 mm	3 ... 11 mm	5 ... 11 mm	11 ... 15 mm

General technical data – Push-in sleeve
Pneumatic connection, port 1	Push-in sleeve Ø 4 mm	Push-in sleeve Ø 6 mm	Push-in sleeve Ø 8 mm	Push-in sleeve Ø 10 mm	Push-in sleeve Ø 12 mm	Push-in sleeve Ø 16 mm
Design	Push-pull principle
Mounting position	optional
Nominal size	2.5 mm	2.3 ... 4 mm	2.3 ... 6 mm	3.8 ... 7.5 mm	3.7 ... 9 mm	7.8 ... 11 mm

Pneumatic connection,port 1	For tubing outer diameter of 4 mm	For tubing outside diameter of 6 mm	For tubing outer diameter of 8 mm	For tubing outer diameter of 10 mm	For tubing outer diameter of 12 mm	For tubing outer diameter of 16 mm
Design	Push-pull principle
Mounting position	optional
Type of seal on screwed plug	—					Coating
Nominal size	2.8mm	2.8...4.3mm	2.8...7mm	4.3...9mm	6.2...11mm	13mm

Pneumatic connection, port 2	For tubing outside diameter of 4 mm	For tubing outside diameter of 6 mm	For tubing outside diameter of 8 mm	For tubing outside diameter of 10 mm	For tubing outer diameter of 12 mm	For tubing outside diameter of 16 mm	For tubing outside diameter of 22 mm
Tubing insertion depth 1)	14.9 mm	17 mm	18.2 mm	20.7 mm	23.3 mm	24.8 mm	27.54 mm

1) The indicated tubing insertion depths are reference values and may vary slightly depending on the type.

Operating and environmental conditions:

Operating pressure complete temperature range	-0.95 ... 6 bar
Temperature-dependent operating pressure	-0.95 ... 14 bar
Note on operating pressure	Water: max. 0.6 MPa at max. 50°C
Operating medium	Compressed air to ISO 8573-1:2010 [7:-:-] Water (liquid, ice-free)
Note on operating and pilot medium	Lubricated operation possible Water: G-thread only possible with sealing ring type OL as additional accessory
Ambient temperature	-10 ... 80°C
Corrosion resistance class CRC 1)	1 - Low corrosion stress
Maritime classification	See certificate

1) More information www.festo.com/x/topic/kbk

Materials:

Material housing	Anodised aluminium, Brass, nickel-plated, PBT
Material release ring	POM
Colour of release ring	Blue
Material tubing seal	NBR
Material tubing clamp component	High-alloy stainless steel
Note on materials	RoHS-compliant
Material nut	Nickel-plated brass
Material hollow bolt	Nickel-plated brass
Cleanroom suitability, measured according to ISO 1464414 1)	Class 4 according to ISO 14644-1Element installed statically, no meaningful evaluation possible according to ISO 14644-1

1) For push-in sleeves QSH and blanking plugs QSC-...H, no meaningful evaluation possible according to ISO 14644-1 (components installed statically)

Dimensions:

QST-12 QST-12-20 QST-16 QST-6-4 QST-6-4-100 Festo QST Series Push-in T-connector

Quality Standards:

The company for the products are brand new original products, no second-hand and refurbished products, or leave a compensable ten and return the full amount , but the buyer due to our purchase of model error is not responsible for returns, another of the company's sales of products enjoy one year from the date of shipment quality assurance , according to the original quality standards , during warranty with product problems , need confirmation testing by the manufacturer , the supplier to be solved , the demand side due to storage , use, poor maintenance caused by lower-quality product , and not raise objections.

Samples:

You can send a sample to customize the products, we have many engineers can help it; If you want a product of mine, but you are not sure if it's what you want, so you can ask for a sample from me, it will be free.

After-sale serivce:

We can provide a series of after-sale service, such as product introduction, mounting, debugging, technical support and so on.

Competitive Advantage:

Our product features:	Our Services Guarantee:
1) Competitive price	1) Prompt respond (Reply with 24 hours)
2) Good quality	2) Free Samples (Customer pay for the delivery cost)
3) Professional Packaging	4) 1 year warranty
4) Produce according to Customers’ instruction	5) Photos/videos are available during production.
5) None delay shipment	6) Loading inspection, and send loading photos before shipment.

Ratings & Review

Overall Rating

5.0

Based on 50 reviews for this supplier

Rating Snapshot

The following is the distribution of all ratings

5 stars

100%

4 stars

3 stars

2 stars

1 stars

All Reviews

O*o

Oman Jan 11.2026

Helpful (1)

fast delivery

Leo

India Dec 9.2025

Helpful (4)

zero air leakage

V*x

Saudi Arabia Jul 16.2025

Helpful (1)

fast delivery easy installation

Tag:

Contact Person: Jaren

Tel: 0086-15257858856

Fax: 86-152-57858856

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