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Our most popular couplers, hose, clamps, and irrigation parts. Updated automatically based on what customers actually buy.

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Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass Save 20% Save %
$ 38.09
$ 38.09 - $ 38.09
$ 38.09
$ 30.49
$ 30.49 - $ 30.49
$ 30.49

Foster FMSD11-4, 3/8" Industrial Coupler x Reusable Hose Fitting, 3/8" ID x 3/4" OD, 4 Series, Automatic, Brass

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster FMSD11-4 is a Brass 3/8" industrial coupler from the Foster 4 Series — a h...

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$ 38.09
$ 38.09 - $ 38.09
$ 38.09
$ 30.49
$ 30.49 - $ 30.49
$ 30.49
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass Save 20% Save %
$ 43.19
$ 43.19 - $ 43.19
$ 43.19
$ 34.49
$ 34.49 - $ 34.49
$ 34.49

Foster SLSD9-4, 3/8" Industrial Coupler x Reusable Hose Fitting, 3/8" ID x 11/16" OD, 4 Series, Automatic Sleeve Lock, Brass

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster SLSD9-4 is a Brass 3/8" industrial coupler from the Foster 4 Series — a hi...

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$ 43.19
$ 43.19 - $ 43.19
$ 43.19
$ 34.49
$ 34.49 - $ 34.49
$ 34.49
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass Save 20% Save %
$ 37.49
$ 37.49 - $ 37.49
$ 37.49
$ 29.99
$ 29.99 - $ 29.99
$ 29.99

Foster FMSD9-4, 3/8" Industrial Coupler x Reusable Hose Fitting, 3/8" ID x 11/16" OD, 4 Series, Automatic, Brass

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster FMSD9-4 is a Brass 3/8" industrial coupler from the Foster 4 Series — a hi...

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$ 37.49
$ 37.49 - $ 37.49
$ 37.49
$ 29.99
$ 29.99 - $ 29.99
$ 29.99
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass Save 20% Save %
$ 42.49
$ 42.49 - $ 42.49
$ 42.49
$ 33.99
$ 33.99 - $ 33.99
$ 33.99

Foster SLSD7-4, 3/8" Industrial Coupler x Reusable Hose Fitting, 3/8" ID x 5/8" OD, 4 Series, Automatic Sleeve Lock, Brass

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster SLSD7-4 is a Brass 3/8" industrial coupler from the Foster 4 Series — a hi...

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$ 42.49
$ 42.49 - $ 42.49
$ 42.49
$ 33.99
$ 33.99 - $ 33.99
$ 33.99
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Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
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$ 50.39
$ 50.39 - $ 50.39
$ 50.39
$ 40.29
$ 40.29 - $ 40.29
$ 40.29

Foster FMSD7-4, 3/8" Industrial Coupler x Reusable Hose Fitting, 3/8" ID x 5/8" OD, 4 Series, Automatic, Brass

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster FMSD7-4 is a Brass 3/8" industrial coupler from the Foster 4 Series — a hi...

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$ 50.39
$ 50.39 - $ 50.39
$ 50.39
$ 40.29
$ 40.29 - $ 40.29
$ 40.29
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 42.49
$ 42.49 - $ 42.49
$ 42.49
$ 33.99
$ 33.99 - $ 33.99
$ 33.99

Foster SLSB7-4, 3/8" Industrial Coupler x Reusable Hose Fitting, 1/4" ID x 5/8" OD, 4 Series, Automatic Sleeve Lock, Brass

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster SLSB7-4 is a Brass 3/8" industrial coupler from the Foster 4 Series — a hi...

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$ 42.49
$ 42.49 - $ 42.49
$ 42.49
$ 33.99
$ 33.99 - $ 33.99
$ 33.99
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 38.29
$ 38.29 - $ 38.29
$ 38.29
$ 30.59
$ 30.59 - $ 30.59
$ 30.59

Foster FMSB7-4, 3/8" Industrial Coupler x Reusable Hose Fitting, 1/4" ID x 5/8" OD, 4 Series, Automatic, Brass

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster FMSB7-4 is a Brass 3/8" industrial coupler from the Foster 4 Series — a hi...

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$ 38.29
$ 38.29 - $ 38.29
$ 38.29
$ 30.59
$ 30.59 - $ 30.59
$ 30.59
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 42.09
$ 42.09 - $ 42.09
$ 42.09
$ 33.69
$ 33.69 - $ 33.69
$ 33.69

Foster SLSB5-4, 3/8" Industrial Coupler x Reusable Hose Fitting, 1/4" ID x 9/16" OD, 4 Series, Automatic Sleeve Lock, Brass

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster SLSB5-4 is a Brass 3/8" industrial coupler from the Foster 4 Series — a hi...

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$ 42.09
$ 42.09 - $ 42.09
$ 42.09
$ 33.69
$ 33.69 - $ 33.69
$ 33.69
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 37.89
$ 37.89 - $ 37.89
$ 37.89
$ 30.29
$ 30.29 - $ 30.29
$ 30.29

Foster FMSB5-4, 3/8" Industrial Coupler x Reusable Hose Fitting, 1/4" ID x 9/16" OD, 4 Series, Automatic, Brass

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster FMSB5-4 is a Brass 3/8" industrial coupler from the Foster 4 Series — a hi...

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$ 37.89
$ 37.89 - $ 37.89
$ 37.89
$ 30.29
$ 30.29 - $ 30.29
$ 30.29
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 39.59
$ 39.59 - $ 39.59
$ 39.59
$ 31.69
$ 31.69 - $ 31.69
$ 31.69

Foster SLSB3-4, 3/8" Industrial Coupler x Reusable Hose Fitting, 1/4" ID x 1/2" OD, 4 Series, Automatic Sleeve Lock, Brass

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster SLSB3-4 is a Brass 3/8" industrial coupler from the Foster 4 Series — a hi...

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$ 39.59
$ 39.59 - $ 39.59
$ 39.59
$ 31.69
$ 31.69 - $ 31.69
$ 31.69
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 35.59
$ 35.59 - $ 35.59
$ 35.59
$ 28.49
$ 28.49 - $ 28.49
$ 28.49

Foster FMSB3-4, 3/8" Industrial Coupler x Reusable Hose Fitting, 1/4" ID x 1/2" OD, 4 Series, Automatic, Brass

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster FMSB3-4 is a Brass 3/8" industrial coupler from the Foster 4 Series — a hi...

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$ 35.59
$ 35.59 - $ 35.59
$ 35.59
$ 28.49
$ 28.49 - $ 28.49
$ 28.49
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 39.89
$ 39.89 - $ 39.89
$ 39.89
$ 31.99
$ 31.99 - $ 31.99
$ 31.99

Foster FM1814W, 3/8" Industrial Coupler x 1/2" Push-On Hose Stem, 4 Series, Automatic, Water, Brass/SS

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster FM1814W is a Brass/SS 3/8" industrial coupler from the Foster 4 Series — a...

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$ 39.89
$ 39.89 - $ 39.89
$ 39.89
$ 31.99
$ 31.99 - $ 31.99
$ 31.99
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 41.69
$ 41.69 - $ 41.69
$ 41.69
$ 33.39
$ 33.39 - $ 33.39
$ 33.39

Foster SL1814, 3/8" Industrial Coupler x 1/2" Push-On Hose Stem, 4 Series, Automatic Sleeve Lock, Brass

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster SL1814 is a Brass 3/8" industrial coupler from the Foster 4 Series — a hig...

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$ 41.69
$ 41.69 - $ 41.69
$ 41.69
$ 33.39
$ 33.39 - $ 33.39
$ 33.39
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 35.89
$ 35.89 - $ 35.89
$ 35.89
$ 28.69
$ 28.69 - $ 28.69
$ 28.69

Foster FM1814, 3/8" Industrial Coupler x 1/2" Push-On Hose Stem, 4 Series, Automatic, Brass

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster FM1814 is a Brass 3/8" industrial coupler from the Foster 4 Series — a hig...

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$ 35.89
$ 35.89 - $ 35.89
$ 35.89
$ 28.69
$ 28.69 - $ 28.69
$ 28.69
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 40.69
$ 40.69 - $ 40.69
$ 40.69
$ 32.49
$ 32.49 - $ 32.49
$ 32.49

Foster SL1714, 3/8" Industrial Coupler x 3/8" Push-On Hose Stem, 4 Series, Automatic Sleeve Lock, Brass

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster SL1714 is a Brass 3/8" industrial coupler from the Foster 4 Series — a hig...

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$ 40.69
$ 40.69 - $ 40.69
$ 40.69
$ 32.49
$ 32.49 - $ 32.49
$ 32.49
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 34.79
$ 34.79 - $ 34.79
$ 34.79
$ 27.89
$ 27.89 - $ 27.89
$ 27.89

Foster FM1714, 3/8" Industrial Coupler x 3/8" Push-On Hose Stem, 4 Series, Automatic, Brass

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster FM1714 is a Brass 3/8" industrial coupler from the Foster 4 Series — a hig...

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$ 34.79
$ 34.79 - $ 34.79
$ 34.79
$ 27.89
$ 27.89 - $ 27.89
$ 27.89
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 38.59
$ 38.59 - $ 38.59
$ 38.59
$ 30.79
$ 30.79 - $ 30.79
$ 30.79

Foster FM4904W, 3/8" Industrial Coupler x 1/2" Hose ID, 4 Series, Automatic, Water, Brass/SS

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster FM4904W is a Brass/SS 3/8" industrial coupler from the Foster 4 Series — a...

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$ 38.59
$ 38.59 - $ 38.59
$ 38.59
$ 30.79
$ 30.79 - $ 30.79
$ 30.79
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 38.69
$ 38.69 - $ 38.69
$ 38.69
$ 30.99
$ 30.99 - $ 30.99
$ 30.99

Foster SL4904, 3/8" Industrial Coupler x 1/2" Hose ID, 4 Series, Automatic Sleeve Lock, Brass

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster SL4904 is a Brass 3/8" industrial coupler from the Foster 4 Series — a hig...

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$ 38.69
$ 38.69 - $ 38.69
$ 38.69
$ 30.99
$ 30.99 - $ 30.99
$ 30.99
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 33.19
$ 33.19 - $ 33.19
$ 33.19
$ 26.59
$ 26.59 - $ 26.59
$ 26.59

Foster FM4904, 3/8" Industrial Coupler x 1/2" Hose ID, 4 Series, Automatic, Brass

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster FM4904 is a Brass 3/8" industrial coupler from the Foster 4 Series — a hig...

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$ 33.19
$ 33.19 - $ 33.19
$ 33.19
$ 26.59
$ 26.59 - $ 26.59
$ 26.59
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 36.69
$ 36.69 - $ 36.69
$ 36.69
$ 29.29
$ 29.29 - $ 29.29
$ 29.29

Foster FM4804W, 3/8" Industrial Coupler x 3/8" Hose ID, 4 Series, Automatic, Water, Brass/SS

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster FM4804W is a Brass/SS 3/8" industrial coupler from the Foster 4 Series — a...

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$ 36.69
$ 36.69 - $ 36.69
$ 36.69
$ 29.29
$ 29.29 - $ 29.29
$ 29.29
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 34.59
$ 34.59 - $ 34.59
$ 34.59
$ 27.69
$ 27.69 - $ 27.69
$ 27.69

Foster FM4804H, 3/8" Industrial Coupler x 3/8" Hose ID, 4 Series, Automatic, Heat/Viton, Brass

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster FM4804H is a Brass 3/8" industrial coupler from the Foster 4 Series — a hi...

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$ 34.59
$ 34.59 - $ 34.59
$ 34.59
$ 27.69
$ 27.69 - $ 27.69
$ 27.69
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 38.29
$ 38.29 - $ 38.29
$ 38.29
$ 30.59
$ 30.59 - $ 30.59
$ 30.59

Foster SL4804, 3/8" Industrial Coupler x 3/8" Hose ID, 4 Series, Automatic Sleeve Lock, Brass

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster SL4804 is a Brass 3/8" industrial coupler from the Foster 4 Series — a hig...

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$ 38.29
$ 38.29 - $ 38.29
$ 38.29
$ 30.59
$ 30.59 - $ 30.59
$ 30.59
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 32.79
$ 32.79 - $ 32.79
$ 32.79
$ 26.19
$ 26.19 - $ 26.19
$ 26.19

Foster FM4804, 3/8" Industrial Coupler x 3/8" Hose ID, 4 Series, Automatic, Brass

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster FM4804 is a Brass 3/8" industrial coupler from the Foster 4 Series — a hig...

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$ 32.79
$ 32.79 - $ 32.79
$ 32.79
$ 26.19
$ 26.19 - $ 26.19
$ 26.19
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
Save 20% Save %
$ 37.89
$ 37.89 - $ 37.89
$ 37.89
$ 30.29
$ 30.29 - $ 30.29
$ 30.29

Foster SL4704, 3/8" Industrial Coupler x 5/16" Hose ID, 4 Series, Automatic Sleeve Lock, Brass

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster SL4704 is a Brass 3/8" industrial coupler from the Foster 4 Series — a hig...

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$ 37.89
$ 37.89 - $ 37.89
$ 37.89
$ 30.29
$ 30.29 - $ 30.29
$ 30.29
Save 20% Save %

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