Can these be used on nylon fuel line?

As long as you use it for air. These are air line fittings not fuel line fittings

Are they DOT approved?

I do not think these are DOT approved it has to have a tube that goes inside the hose to keep it from clasping to be DOT approved

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Straight Push Connectors, 4/6/8/10/12 mm Quick Release Plastic Push to Connect Fittings Kit, 50 Pcs Air Line Fittings for 5/32 1/4 5/16 3/8 1/2 Tube

Straight Push Connectors, 4/6/8/10/12 mm Quick Release Plastic Push to Connect Fittings Kit, 50 Pcs Air Line Fittings for 5/32 1/4 5/16 3/8 1/2 Tube

Product ID: 133892919

Details

Brand
Zivisk
Color
Black Blue
Connector Type
Quick Connect
Item Weight
1 g
Item dimensions L x W x H
5.51 x 7.87 x
Material
Plastic

⚡Quick Release in seconds

🔄360° Rotatable for flexible installs

🛡️High Pressure Resistant up to 150psi

11231 Ft

Duties & taxes included

In stock

Sold byAmazon HungaryDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🔧 Push, Rotate, Secure — The Ultimate Quick Connect Kit for Pros

EFFORTLESS PUSH TO CONNECT - No tools, no hassle—just push and lock for instant secure fittings.
INDUSTRY GRADE VERSATILITY - Trusted for machinery, automotive, packaging, and medical pneumatic systems.
DURABLE LEAK PROOF DESIGN - Stainless steel claws + NBR O-rings ensure zero leaks and long-lasting reliability.
SPACE SAVING 360 ROTATION - Install in tight spots with freely rotating connectors that adapt to your layout.
UNIVERSAL TUBE COMPATIBILITY - Fits 5/32" to 1/2" tubes across PU, PA, PE, PVC materials—one kit, endless applications.

This 50-piece Zivisk Push Connectors Kit offers a versatile range of 4 to 12 mm quick-release fittings designed for high-pressure pneumatic tubing. Crafted from durable plastic with stainless steel locking claws and NBR O-rings, these connectors provide leak-proof, tool-free installation with 360° rotation flexibility. Rated for up to 150psi and compatible with multiple tube materials, this kit is ideal for professional industrial, automotive, and medical applications requiring reliable, space-saving air line connections.

Specifications

ASIN	B07PDFHB4Q
Best Sellers Rank	#279,077 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #859 in Push-to-Connect Fittings
Brand Name	Zivisk
Color	Black, Blue
Connector Type	Quick Connect
Customer Reviews	4.4 4.4 out of 5 stars (882)
Global Trade Identification Number	00742025005812
Item Dimensions	5.51 x 7.87 x 1.57 inches
Item Weight	1 g
Manufacturer	Zivisk
Manufacturer Part Number	LKPUF02
Material Type	Plastic
Model Number	LKPUF02
Number of Pieces	10
Set Name	Plastic Push-to-Connect Tube Fitting Set (50 Piece)
Size	4/6/8/10/12 mm
Thread Size	0.375 inches
Thread Type	NPT
UPC	742025005812
Unit Count	1 Count

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11231 Ft

Duties & taxes included

In stock

Sold byAmazon HungaryDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Hungary.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

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Excellent communication throughout the order process. Product is perfect.

2 weeks ago

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