Breco 4 Series Couplers
The Breco 4 Series is the 3/8" body industrial interchange, a common air coupler size for shop and industrial systems. This collection includes Breco 4 Series couplers and plugs in brass, steel, and brass with steel sleeve, with NPT, hose barb, and push-on terminations. Filter by thread, material, and coupler or plug to find your part.
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Original price €13,95 - Original price €13,95Original price€13,95€13,95 - €13,95Current price €13,95Breco B-3CM3-S, 3/8" Industrial Coupler x 3/8" Male NPT, 4 Series, Sleeve Guard, Steel
In stockReliable, leak-free 3/8" connections for air and fluid lines. The Breco B-3CM3-S is a Steel 3/8" industrial coupler from the Breco 4 Series — a hig...
View full detailsOriginal price €13,95 - Original price €13,95Original price€13,95€13,95 - €13,95Current price €13,95 -
Original price €21,95 - Original price €21,95Original price€21,95€21,95 - €21,95Current price €21,95
Breco B-3CM4-S, 3/8" Industrial Coupler x 1/2" Male NPT, 4 Series, Sleeve Guard, Steel
In stockReliable, leak-free 3/8" connections for air and fluid lines. The Breco B-3CM4-S is a Steel 3/8" industrial coupler from the Breco 4 Series — a hig...
View full detailsOriginal price €21,95 - Original price €21,95Original price€21,95€21,95 - €21,95Current price €21,95 -
Original price €24,95 - Original price €24,95Original price€24,95€24,95 - €24,95Current price €24,95
Breco B-3CPS3-S, 3/8" Industrial Coupler x 3/8" Push-On Hose Stem, 4 Series, Sleeve Guard, Steel
In stockReliable, leak-free 3/8" connections for air and fluid lines. The Breco B-3CPS3-S is a Steel 3/8" industrial coupler from the Breco 4 Series — a hi...
View full detailsOriginal price €24,95 - Original price €24,95Original price€24,95€24,95 - €24,95Current price €24,95 -
Original price €15,95 - Original price €15,95Original price€15,95€15,95 - €15,95Current price €15,95
Breco B-3CS3-S, 3/8" Industrial Coupler x 3/8" Hose ID, 4 Series, Sleeve Guard, Steel
In stockReliable, leak-free 3/8" connections for air and fluid lines. The Breco B-3CS3-S is a Steel 3/8" industrial coupler from the Breco 4 Series — a hig...
View full detailsOriginal price €15,95 - Original price €15,95Original price€15,95€15,95 - €15,95Current price €15,95 -
Original price €3,95 - Original price €3,95Original price€3,95€3,95 - €3,95Current price €3,95
Breco B-B3F2-S, 3/8" Industrial Plug x 1/4" Female NPT, 4 Series, Steel
In stockReliable, leak-free 3/8" connections for air and fluid lines. The Breco B-B3F2-S is a Steel 3/8" industrial plug from the Breco 4 Series — a high-f...
View full detailsOriginal price €3,95 - Original price €3,95Original price€3,95€3,95 - €3,95Current price €3,95 -
Original price €13,95 - Original price €13,95Original price€13,95€13,95 - €13,95Current price €13,95
Breco B-B3F3-B, 3/8" Industrial Plug x 3/8" Female NPT, 4 Series, Brass
In stockReliable, leak-free 3/8" connections for air and fluid lines. The Breco B-B3F3-B is a Brass 3/8" industrial plug from the Breco 4 Series — a high-f...
View full detailsOriginal price €13,95 - Original price €13,95Original price€13,95€13,95 - €13,95Current price €13,95 -
Original price €4,95 - Original price €4,95Original price€4,95€4,95 - €4,95Current price €4,95
Breco B-B3F3-S, 3/8" Industrial Plug x 3/8" Female NPT, 4 Series, Steel
In stockReliable, leak-free 3/8" connections for air and fluid lines. The Breco B-B3F3-S is a Steel 3/8" industrial plug from the Breco 4 Series — a high-f...
View full detailsOriginal price €4,95 - Original price €4,95Original price€4,95€4,95 - €4,95Current price €4,95 -
Original price €27,95 - Original price €27,95Original price€27,95€27,95 - €27,95Current price €27,95
Breco B-B3F4-S, 3/8" Industrial Plug x 1/2" Female NPT, 4 Series, Steel
In stockReliable, leak-free 3/8" connections for air and fluid lines. The Breco B-B3F4-S is a Steel 3/8" industrial plug from the Breco 4 Series — a high-f...
View full detailsOriginal price €27,95 - Original price €27,95Original price€27,95€27,95 - €27,95Current price €27,95 -
Original price €5,95 - Original price €5,95Original price€5,95€5,95 - €5,95Current price €5,95
Breco B-B3M2-S, 3/8" Industrial Plug x 1/4" Male NPT, 4 Series, Steel
In stockReliable, leak-free 3/8" connections for air and fluid lines. The Breco B-B3M2-S is a Steel 3/8" industrial plug from the Breco 4 Series — a high-f...
View full detailsOriginal price €5,95 - Original price €5,95Original price€5,95€5,95 - €5,95Current price €5,95 -
Original price €5,95 - Original price €5,95Original price€5,95€5,95 - €5,95Current price €5,95
Breco B-B3M3-B, 3/8" Industrial Plug x 3/8" Male NPT, 4 Series, Brass
In stockReliable, leak-free 3/8" connections for air and fluid lines. The Breco B-B3M3-B is a Brass 3/8" industrial plug from the Breco 4 Series — a high-f...
View full detailsOriginal price €5,95 - Original price €5,95Original price€5,95€5,95 - €5,95Current price €5,95 -
Original price €5,95 - Original price €5,95Original price€5,95€5,95 - €5,95Current price €5,95
Breco B-B3M3-S, 3/8" Industrial Plug x 3/8" Male NPT, 4 Series, Steel
In stockReliable, leak-free 3/8" connections for air and fluid lines. The Breco B-B3M3-S is a Steel 3/8" industrial plug from the Breco 4 Series — a high-f...
View full detailsOriginal price €5,95 - Original price €5,95Original price€5,95€5,95 - €5,95Current price €5,95 -
Original price €5,95 - Original price €5,95Original price€5,95€5,95 - €5,95Current price €5,95
Breco B-B3M4-S, 3/8" Industrial Plug x 1/2" Male NPT, 4 Series, Steel
In stockReliable, leak-free 3/8" connections for air and fluid lines. The Breco B-B3M4-S is a Steel 3/8" industrial plug from the Breco 4 Series — a high-f...
View full detailsOriginal price €5,95 - Original price €5,95Original price€5,95€5,95 - €5,95Current price €5,95 -
Original price €4,95 - Original price €4,95Original price€4,95€4,95 - €4,95Current price €4,95
Breco B-B3PS3-S, 3/8" Industrial Plug x 3/8" Push-On Hose Stem, 4 Series, Steel
In stockReliable, leak-free 3/8" connections for air and fluid lines. The Breco B-B3PS3-S is a Steel 3/8" industrial plug from the Breco 4 Series — a high-...
View full detailsOriginal price €4,95 - Original price €4,95Original price€4,95€4,95 - €4,95Current price €4,95 -
Original price €6,95 - Original price €6,95Original price€6,95€6,95 - €6,95Current price €6,95
Breco B-B3S2-S, 3/8" Industrial Plug x 1/4" Hose ID, 4 Series, Steel
In stockReliable, leak-free 3/8" connections for air and fluid lines. The Breco B-B3S2-S is a Steel 3/8" industrial plug from the Breco 4 Series — a high-f...
View full detailsOriginal price €6,95 - Original price €6,95Original price€6,95€6,95 - €6,95Current price €6,95 -
Original price €4,95 - Original price €4,95Original price€4,95€4,95 - €4,95Current price €4,95
Breco B-B3S3-S, 3/8" Industrial Plug x 3/8" Hose ID, 4 Series, Steel
In stockReliable, leak-free 3/8" connections for air and fluid lines. The Breco B-B3S3-S is a Steel 3/8" industrial plug from the Breco 4 Series — a high-f...
View full detailsOriginal price €4,95 - Original price €4,95Original price€4,95€4,95 - €4,95Current price €4,95 -
Original price €5,95 - Original price €5,95Original price€5,95€5,95 - €5,95Current price €5,95
Breco B-B3S4-S, 3/8" Industrial Plug x 1/2" Hose ID, 4 Series, Steel
In stockReliable, leak-free 3/8" connections for air and fluid lines. The Breco B-B3S4-S is a Steel 3/8" industrial plug from the Breco 4 Series — a high-f...
View full detailsOriginal price €5,95 - Original price €5,95Original price€5,95€5,95 - €5,95Current price €5,95 -
Original price €15,95 - Original price €15,95Original price€15,95€15,95 - €15,95Current price €15,95
Breco D440, 3/8" Industrial Coupler x 1/4" Female NPT, 4 Series, Brass/Steel
In stockReliable, leak-free 3/8" connections for air and fluid lines. The Breco D440 is a Brass/Steel 3/8" industrial coupler from the Breco 4 Series — a h...
View full detailsOriginal price €15,95 - Original price €15,95Original price€15,95€15,95 - €15,95Current price €15,95 -
Original price €18,95 - Original price €18,95Original price€18,95€18,95 - €18,95Current price €18,95
Breco D440BL, 3/8" Industrial Coupler x 1/4" Female NPT, 4 Series, Ball Lock, Brass/Steel
In stockReliable, leak-free 3/8" connections for air and fluid lines. The Breco D440BL is a Brass/Steel 3/8" industrial coupler from the Breco 4 Series — a...
View full detailsOriginal price €18,95 - Original price €18,95Original price€18,95€18,95 - €18,95Current price €18,95 -
Original price €17,95 - Original price €17,95Original price€17,95€17,95 - €17,95Current price €17,95
Breco D442, 3/8" Industrial Coupler x 1/4" Hose ID, 4 Series, Brass/Steel
In stockReliable, leak-free 3/8" connections for air and fluid lines. The Breco D442 is a Brass/Steel 3/8" industrial coupler from the Breco 4 Series — a h...
View full detailsOriginal price €17,95 - Original price €17,95Original price€17,95€17,95 - €17,95Current price €17,95 -
Original price €20,95 - Original price €20,95Original price€20,95€20,95 - €20,95Current price €20,95
Breco D442BL, 3/8" Industrial Coupler x 1/4" Hose ID, 4 Series, Ball Lock, Brass/Steel
In stockReliable, leak-free 3/8" connections for air and fluid lines. The Breco D442BL is a Brass/Steel 3/8" industrial coupler from the Breco 4 Series — a...
View full detailsOriginal price €20,95 - Original price €20,95Original price€20,95€20,95 - €20,95Current price €20,95 -
Original price €18,95 - Original price €18,95Original price€18,95€18,95 - €18,95Current price €18,95
Breco D452, 3/8" Industrial Coupler x 5/16" Hose ID, 4 Series, Brass/Steel
In stockReliable, leak-free 3/8" connections for air and fluid lines. The Breco D452 is a Brass/Steel 3/8" industrial coupler from the Breco 4 Series — a h...
View full detailsOriginal price €18,95 - Original price €18,95Original price€18,95€18,95 - €18,95Current price €18,95 -
Original price €21,95 - Original price €21,95Original price€21,95€21,95 - €21,95Current price €21,95
Breco D452BL, 3/8" Industrial Coupler x 5/16" Hose ID, 4 Series, Ball Lock, Brass/Steel
In stockReliable, leak-free 3/8" connections for air and fluid lines. The Breco D452BL is a Brass/Steel 3/8" industrial coupler from the Breco 4 Series — a...
View full detailsOriginal price €21,95 - Original price €21,95Original price€21,95€21,95 - €21,95Current price €21,95 -
Original price €15,95 - Original price €15,95Original price€15,95€15,95 - €15,95Current price €15,95
Breco D460, 3/8" Industrial Coupler x 3/8" Female NPT, 4 Series, Brass/Steel
In stockReliable, leak-free 3/8" connections for air and fluid lines. The Breco D460 is a Brass/Steel 3/8" industrial coupler from the Breco 4 Series — a h...
View full detailsOriginal price €15,95 - Original price €15,95Original price€15,95€15,95 - €15,95Current price €15,95 -
Original price €19,95 - Original price €19,95Original price€19,95€19,95 - €19,95Current price €19,95
Breco D460BL, 3/8" Industrial Coupler x 3/8" Female NPT, 4 Series, Ball Lock, Brass/Steel
In stockReliable, leak-free 3/8" connections for air and fluid lines. The Breco D460BL is a Brass/Steel 3/8" industrial coupler from the Breco 4 Series — a...
View full detailsOriginal price €19,95 - Original price €19,95Original price€19,95€19,95 - €19,95Current price €19,95
