Rated for air brake system use, this brass tee adapter from the Weatherhead line by Aeroquip connects a 3/8 in. push-to-connect port with two 1/4 in. ends, one push-to-connect female and one male NPTF thread, in a compact tee configuration. The brass construction and Dura-Kote plating provide corrosion resistance suited to demanding air system environments.
The Danfoss / Eaton Brass Adapter is designed to operate at pressures above SAE standards and offers flexibility across a wide range of fitting styles. It is intended for air brake applications where temperatures do not exceed +200°F and is not rated for use with fuel, water, or oil.
SKU: 1871X6X4X4
Supplier Part Number (MPN): 1871X6X4X4
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Specifications
Alternate Part Numbers
Alternate Part NumberMINO-00015X03644
Application
Air brake systems except where temperatures exceed +200°F or where battery acid can drip on tubing. Not for fuel, water or oil.
Brand
Danfoss Power Solutions (II LLC Aeroquip)
Brand
Aeroquip
Pack Size
1.00
UOM
EA
End Gender 1
13553
End Gender 2
13556
End Gender 3
13557
End Size 1
0.38
End Size 2
0.25
End Size 3
0.25
End Type 1
Push to Connect
End Type 2
NPTF
Features
Dura-Kote plating for superior corrosion resistance|Design flexibility with hundreds of styles to choose from|Higher operating pressures above SAE standards
ICC
Tee/Y Adapters
Item Type
Push to Connect Male/NPTF / Tee Adapter
Language
English
Net Pack Quantity Units
EA
NMFC
60
Product Material
Brass
Product Width
0.71
Sub Brand
Weatherhead
Supplier Part Number
1871X6X4X4
Product Weight
0.19 lbs
Product Questions & Answers (1)
Question by: Daryl D on Feb 3, 2026, 9:49 PM
Will this work with regular fuel or oil lines?
Answer by: Customer Support on Feb 5, 2026, 6:24 PM
This adapter is designed for air brake systems, not for fuel, water, or oil.