Brake Line Fittings

Brake Line Fittings are sometimes called Tube Nuts and are used with flares to connect hard lines together. The most common threads are 3/8-24UNF and M10 x 1.0 metric for 3/16 brake line tube. These fittings are plated for long life and corrosion resistance and available in a variety of threads and tube sizes. Use the filter to the left to narrow down your search results.

Male Brake Line Fittings

PART NO. TYPE THREAD Tube Size
BQ4510 Male Brake Line Fitting M9 x 1 3/16"
BQ4276 Male Brake Line Fitting 3/8" x 20BSF 3/16"
BQ4285 Male Brake Line Fitting 3/8" x 24NF 3/16"
BQ5555 Male Brake Line Fitting 3/8" x 24NF 3/16"
BQ72 Male Brake Line Fitting M10 x 1 3/16" DIN
BQ4511 Male Brake Line Fitting M10 x 1 3/16"
BQ4511-11 Male Brake Line Fitting M10 x 1 3/16"
BQ4511LT Male Brake Line Fitting M10 x 1 3/16"
BQ4512 Male Brake Line Fitting M10 x 1.25 3/16"
BQ9188 Male Brake Line Fitting M10 x 1.5 3/16"
BQ9189 Male Brake Line Fitting M11 x 1.0 3/16"
BQ9190 Male Brake Line Fitting M11 x 1.25 3/16"
BQ9191 Male Brake Line Fitting M11 x 1.5 3/16"
BQ4277 Male Brake Line Fitting 7/16" x 20NF 1/4"
BQ6118 Male Brake Line Fitting 7/16" x 20NF 3/16"
BQ2577 Male Brake Line Fitting 7/16" x 24NS 1/4"
BQ5842 Male Brake Line Fitting 7/16" x 24NS 3/16"
BQ4513 Male Brake Line Fitting M12 x 1 1/4"
BQ4513LT Male Brake Line Fitting M12 x 1 1/4"
BQ9169 Male Brake Line Fitting M12 x 1 1/4" DIN
BQ9180 Male Brake Line Fitting M12 x 1 3/16"
BQ9157 Male Brake Line Fitting M12 x 1.25" 1/4"
BQ9192 Male Brake Line Fitting M12 x 1.25 3/16"
BQ9182 Male Brake Line Fitting M12 x 1.5 1/4"
BQ9193 Male Brake Line Fitting M12 x 1.5 3/16"
BQ2578 Male Brake Line Fitting 1/2" x 20NF 5/16"
BQ9184 Male Brake Line Fitting 1/2" x 20NF 3/16"
BQ9187 Male Brake Line Fitting 1/2" x 20NF 1/4"
BQ9194 Male Brake Line Fitting M13 x 1.0 3/16"
BQ9195 Male Brake Line Fitting M13 x 1.25 3/16"
BQ9196 Male Brake Line Fitting M13 x 1.5 3/16"
BQ9183 Male Brake Line Fitting M14 x 1.5 1/4"
BQ9197 Male Brake Line Fitting M14 x 1.5 5/16"
BQ9185 Male Brake Line Fitting 9/16" x 18NF 3/16"
BQ9186 Male Brake Line Fitting 9/16" x 18NF 1/4"
BQ9181 Male Brake Line Fitting 5/8" x 18NF 3/8"
BQ9166 Male Brake Line Fitting M16 x 1.5" 3/8"
BQ9198 Male Brake Line Fitting M16 x 1.5 5/16"
BQ9199 Male Brake Line Fitting M18 x 1.5 5/16"

Female Brake Line Fittings

PART NO. TYPE THREAD Tube Size
BQ55 Female Brake Line Fitting 3/8" x 24NF 3/16"
BQ57 Female Brake Line Fitting 7/16" x 20NF 1/4"
BQ9156 Female Brake Line Fitting M12 x 1.25 1/4"
BQ9174 Female Brake Line Fitting M12 x 1 3/16"
BQ9175 Female Brake Line Fitting M10 x 1 3/16"
BQ9176 Female Brake Line Fitting 3/8" x 24NF 3/16"
BQ9177 Female Brake Line Fitting 1/2" x 20NF 5/16"
BQ9178 Female Brake Line Fitting M12 x 1.5 1/4"
BQ9179 Female Brake Line Fitting M12 x 1 1/4"
7/16-20 M X M10-1 F DPS
Thread Adaptor 7/16 x 20NF - M10 x 1 (DPS) ...
$4.06
3WAY T 3/8-24 W/BRACKT
3 Way Tee with Bracket - 3/8 x 24NF...
$7.04
Brake Line Fitting Male  Short 3/8 x 24NF 3/16
This 3/8" x 24NF male brake line fitting is 10mm long with a 3/8" hex and is made for 3/16" tube. brake line fitting Male (3/8 x 24NF - 3/16) Part No. Thread A B C BQ5555 3/8" x ...
$0.89
Brake Line Fitting Male  Short 3/8 x 24NF 3/16 Stainless Steel
brake line fitting Male (3/8 x 24NF - 3/16) This 3/8" x 24NF male brake line fitting is 10mm long with a 3/8" hex and is made for 3/16" tube.Part NoTypeThreadABCBQ5555SSMale3/8" x 24NF10mm3/8"3/16"...
$2.38
Brake Line Fitting Female  3/8 x 24NF 3/16
This 3/8" x 24NF female brake line fitting is 10mm long with a 1/2" hex and is made for 3/16" tube.brake line fitting Female (3/8 x 24NF - 3/16)Part No.ThreadABCBQ91763/8" x 24NF10mm1/2"3/16"...
$1.98
This 3/8" x 24NF female brake line fitting is 8mm long with a 1/2" hex and is made for 3/16" tube.brake line fitting Female (3/8 x 24NF - 3/16 - No.3 JIC) Part No.ThreadABCBQ553/8" x 24NF8mm1/2"3/16"...
$1.75
Brake Line Fitting Male  3/8 x 24NF 3/16
This 3/8" x 24NF male brake line fitting is 16mm long with a 3/8" hex and is made for 3/16" tube.brake line fitting Male (3/8 x 24NF - 3/16)Part No.ThreadABCBQ42853/8" x 24NF16mm3/8"3/16"...
$0.89
Brake Line Fitting  Male 3/8 x 20BSF 3/16
This 3/8" x 20BSF male brake line fitting is 16mm long with a 3/8" hex and is made for 3/16 tube.brake line fitting Male (3/8 x 20BSF - 3/16)Part No.ThreadABCBQ42763/8" x 20BSF16mm3/8"3/16...
$1.58
Brake Line Fitting Male  7/16 x 20NF 3/16
This 7/16" x 20NF male brake line fitting is 18mm long with a 7/16" hex and is made for 3/16" tube.brake line fitting Male (7/16 x 20NF - 3/16)Part No.ThreadABCBQ61187/16" x 20NF18mm7/16"3/16"...
$1.60
Brake Line Fitting Male  7/16 x 24NS 3/16
This 7/16" x 24NS male brake line fitting is 10mm long with a 7/16" hex and is made for 3/16" tube.brake line fitting Male (7/16 x 24NS - 3/16)Part No.ThreadABCBQ58427/16" x 24NS10mm7/16"3/16"...
$0.99
brake line fitting Male (7/16 x 24NS - 3/16) This 7/16" x 24NS male brake line fitting is 10mm long with a 7/16" hex and is made for 3/16" tube. Part No Type Thread A B C BQ5842S...
$2.38
Brake Line Fitting Male  1/2 x 20NF 3/16
This 1/2" x 20NF male brake line fitting is 13mm long with a 1/2" hex and is made for 3/16" tube.brake line fitting Male (1/2 x 20NF - 3/16)Part No.ThreadABCBQ91841/2" x 20NF13mm1/2"3/16"...
$1.34
brake line fitting Female (3/8 x 24NF - 1/4") LP ...
$1.66
Brake Line Fitting Female  7/16 x 20NF 1/4
This 7/16" x 20NF female brake line fitting is 3/8" long with a 9/16" hex and is made for 1/4" tube.brake line fitting Female (7/16 x 20NF - 1/4)Part No.ThreadABCBQ577/16" x 20NF3/8"9/16"1/4"...
$1.60
Brake Line Fitting Male  7/16 x 20NF 1/4
This 7/16" x 20NF male brake line fitting is 18mm long with a 7/16" hex and is made for 1/4" tube.brake line fitting Male (7/16 x 20NF - 1/4)Part No.ThreadABCBQ42777/16" x 20NF18mm7/16"1/4"...
$1.49
Brake Line Fitting Male  7/16 x 24NS 1/4
This 7/16" x 24NS male brake line fitting is 13mm long with a 7/16" hex and is made for 1/4" tube.brake line fitting Male (7/16 x 24NS - 1/4)Part No.ThreadABCBQ25777/16" x 24NS13mm7/16"1/4"...
$0.69
brake line fitting Male (7/16 x 24NS - 1/4) This 7/16" x 24NS male brake line fitting is 13mm long with a 7/16" hex and is made for 1/4" tube. Part No Type Thread A B C BQ2577SS ...
$3.27
Brake Line Fitting Male  1/2 x 20NF 1/4
This 1/2" x 20NF male brake line fitting is 14mm long with a 1/2" hex and is made for 1/4" tube.brake line fitting Male (1/2 x 20NF - 1/4)Part No.ThreadABCBQ91871/2" x 20NF14mm1/2"1/4"...
$1.42
Brake Line Fitting Male  9/16 x 18NF 3/16
This 9/16" x 18NF male brake line fitting is 14mm long with a 9/16" hex and is made for 1/4" tube. brake line fitting Male (9/16 x 18 - 3/16) Part No. Thread A B C BQ9185 9/16" x...
$1.58
Brake Line Fitting Male  9/16 x 18NF 1/4
This 9/16" x 18NF male brake line fitting is 14mm long with a 9/16" hex and is made for 1/4" tube.brake line fitting Male (9/16 x 18 - 1/4)Part No.ThreadABCBQ91869/16" x 18NF14mm9/16"1/4"...
$1.58
Brake Line Fitting Male  1/2 x 20NF 5/16
This 1/2" x 20NF male brake line fitting is 12mm long with a 1/2" hex and is made for 5/16" tube.brake line fitting Male (1/2 x 20NF - 5/16)Part No.ThreadABCBQ25781/2" x 20NF12mm1/2"5/16"...
$1.39
Brake Line Fitting Female 1/2 x 20NF 5/16
This 1/2" x 20NF female brake line fitting is 7/16" long with a 5/8" hex and is made for 5/16" tube.brake line fitting Female (1/2 x 20NF - 5/16)Part No.ThreadABCBQ91771/2" x 20NF7/16"5/8"5/16"...
$2.38
Brake Line Fitting Male  5/8 x 18NF 5/16
This 5/8" x 18NF male brake line fitting is 14mm long with a 5/8" hex and is made for 3/8" tube.brake line fitting Male (5/8 x 18NF - 5/16)Part No.ThreadABCBQ91815/8" x 18NF14mm5/8"3/8"...
$2.04
Brake Line Fitting Male  M9 x 1mm 3/16
This M9 x 1 male brake line fitting is 14mm long with a 10mm hex and is made for 3/16" tube. brake line fitting Male (M9 x1mm - 3/16) Part No. Thread A B C BQ4510 ...
$1.68
This M10 x 1 male brake line fitting is 14mm long with a 10mm hex and is made for 3/16" DIN tube. brake line fitting Male (M10 x 1mm - 3/16) Part No. Thread A B C BQ72 M10 x 1 ...
$1.54