Brass DOT Approved Air Brake Tube Fitting, 0.25 Inch Tube OD Nut

Description & Features

The Brass DOT Approved Air Brake Tube Fitting 0.25 Inch Tube OD Nut is designed for use with NT100 Nylon Tubing - SAE J844 Type A and B. Made from CA360 brass it ensures durability and reliability in various conditions.

This fitting meets the standards of SAE and DOT FMVSS 571.106 and is capable of handling a maximum operating pressure of 150 psi. It operates efficiently within a temperature range of -40F to +200F.

The fitting features simple assembly without the need for tube preparation or flaring and includes built-in tube support. For convenience reassembly only requires pushing the tubing and insert into the fitting body until it bottoms then threading the nut onto the fitting body and torquing accordingly.

Disassembly is straightforward by removing the nut and pulling the tubing out of the fitting body with the insert remaining in the tubing. This product also demonstrates fair vibration resistance contributing to its performance in demanding applications.

MPN: 1461X4

Supplier Part Number: 1461X4

Specifications

C
0.56
D
0.26
Brand
Danfoss Power Solutions (II LLC Aeroquip)
Brand
Aeroquip
Pack Size
1.00
UOM
EA
L
0.45
Supplier Part Number
1461X4
Tube O.D.
0.25
Tube O.D.
0.25
Alternate Part Numbers
Alternate Part Number C1HM76, Alternate Part Number MI-00355646, Alternate Part Number MINO-00925F89630
Product Weight
0.02 lbs

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Product Questions & Answers (2)

Question by: Hank B on Feb 20, 2026, 1:24 PM
trying to swap out a lost nut, is SKU 1461X4 the right nut for 1/4 inch air brake nylon line?
Answer by: Customer Support on Feb 21, 2026, 7:55 PM
For 1/4 inch tube OD NT100 Nylon Tubing that meets SAE J844 Type A or B, the 1461X4 is the matching spare part nut in the 1461x series.
Question by: Harvey M on Sep 29, 2025, 7:09 AM
Will this fitting work with any nylon tubing, or does it have to be a specific type?
Answer by: Customer Support on Sep 30, 2025, 5:38 PM
This fitting is designed specifically for use with NT100 Nylon Tubing that meets SAE J844 Type A and B standards.