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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 %
$ 17.89
$ 17.89 - $ 17.89
$ 17.89
$ 14.29
$ 14.29 - $ 14.29
$ 14.29

Foster BL2903, 1/4" Industrial Coupler x 1/8" Male NPT, 3 Series, Ball Lock, Brass/Steel

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster BL2903 is a Brass/Steel 1/4" industrial coupler from the Foster 3 Series —...

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$ 17.89
$ 17.89 - $ 17.89
$ 17.89
$ 14.29
$ 14.29 - $ 14.29
$ 14.29
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 %
$ 16.39
$ 16.39 - $ 16.39
$ 16.39
$ 13.19
$ 13.19 - $ 13.19
$ 13.19

Foster 2903, 1/4" Industrial Coupler x 1/8" Male NPT, 3 Series, Brass/Steel

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 2903 is a Brass/Steel 1/4" industrial coupler from the Foster 3 Series — t...

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$ 16.39
$ 16.39 - $ 16.39
$ 16.39
$ 13.19
$ 13.19 - $ 13.19
$ 13.19
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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 %
$ 18.99
$ 18.99 - $ 18.99
$ 18.99
$ 15.19
$ 15.19 - $ 15.19
$ 15.19

Foster 3203W, 1/4" Industrial Coupler x 3/8" Female NPT, 3 Series, Water, Brass/SS

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 3203W is a Brass/SS 1/4" industrial coupler from the Foster 3 Series — the...

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$ 18.99
$ 18.99 - $ 18.99
$ 18.99
$ 15.19
$ 15.19 - $ 15.19
$ 15.19
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 %
$ 67.59
$ 67.59 - $ 67.59
$ 67.59
$ 54.09
$ 54.09 - $ 54.09
$ 54.09

Foster 3203S/SLV, 1/4" Industrial Coupler x 3/8" Female NPT, 3 Series, Less Valve, 303 Stainless

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 3203S/SLV is a 303 Stainless 1/4" industrial coupler from the Foster 3 Ser...

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$ 67.59
$ 67.59 - $ 67.59
$ 67.59
$ 54.09
$ 54.09 - $ 54.09
$ 54.09
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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 %
$ 72.29
$ 72.29 - $ 72.29
$ 72.29
$ 57.79
$ 57.79 - $ 57.79
$ 57.79

Foster BL3203S/S, 1/4" Industrial Coupler x 3/8" Female NPT, 3 Series, Ball Lock, 303 Stainless

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster BL3203S/S is a 303 Stainless 1/4" industrial coupler from the Foster 3 Ser...

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$ 72.29
$ 72.29 - $ 72.29
$ 72.29
$ 57.79
$ 57.79 - $ 57.79
$ 57.79
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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 %
$ 66.39
$ 66.39 - $ 66.39
$ 66.39
$ 53.09
$ 53.09 - $ 53.09
$ 53.09

Foster 3203S/S, 1/4" Industrial Coupler x 3/8" Female NPT, 3 Series, 303 Stainless

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 3203S/S is a 303 Stainless 1/4" industrial coupler from the Foster 3 Serie...

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$ 66.39
$ 66.39 - $ 66.39
$ 66.39
$ 53.09
$ 53.09 - $ 53.09
$ 53.09
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 %
$ 14.19
$ 14.19 - $ 14.19
$ 14.19
$ 11.39
$ 11.39 - $ 11.39
$ 11.39

Foster 3203LV, 1/4" Industrial Coupler x 3/8" Female NPT, 3 Series, Less Valve, Steel

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 3203LV is a Steel 1/4" industrial coupler from the Foster 3 Series — the m...

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$ 14.19
$ 14.19 - $ 14.19
$ 14.19
$ 11.39
$ 11.39 - $ 11.39
$ 11.39
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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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$ 16.49
$ 16.49 - $ 16.49
$ 16.49
$ 13.19
$ 13.19 - $ 13.19
$ 13.19

Foster 3203H, 1/4" Industrial Coupler x 3/8" Female NPT, 3 Series, Heat/Viton, Steel

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 3203H is a Steel 1/4" industrial coupler from the Foster 3 Series — the mo...

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$ 16.49
$ 16.49 - $ 16.49
$ 16.49
$ 13.19
$ 13.19 - $ 13.19
$ 13.19
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 %
$ 17.19
$ 17.19 - $ 17.19
$ 17.19
$ 13.69
$ 13.69 - $ 13.69
$ 13.69

Foster BL3203, 1/4" Industrial Coupler x 3/8" Female NPT, 3 Series, Ball Lock, Brass/Steel

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster BL3203 is a Brass/Steel 1/4" industrial coupler from the Foster 3 Series —...

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$ 17.19
$ 17.19 - $ 17.19
$ 17.19
$ 13.69
$ 13.69 - $ 13.69
$ 13.69
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 %
$ 15.19
$ 15.19 - $ 15.19
$ 15.19
$ 12.19
$ 12.19 - $ 12.19
$ 12.19

Foster 3203, 1/4" Industrial Coupler x 3/8" Female NPT, 3 Series, Brass/Steel

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 3203 is a Brass/Steel 1/4" industrial coupler from the Foster 3 Series — t...

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$ 15.19
$ 15.19 - $ 15.19
$ 15.19
$ 12.19
$ 12.19 - $ 12.19
$ 12.19
Save 20% Save %
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
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$ 23.39
$ 23.39 - $ 23.39
$ 23.39
$ 18.69
$ 18.69 - $ 18.69
$ 18.69

Foster BL3003W, 1/4" Industrial Coupler x 1/4" Female NPT, 3 Series, Ball Lock, Water, Brass/SS

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster BL3003W is a Brass/SS 1/4" industrial coupler from the Foster 3 Series — t...

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$ 23.39
$ 23.39 - $ 23.39
$ 23.39
$ 18.69
$ 18.69 - $ 18.69
$ 18.69
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 %
$ 19.19
$ 19.19 - $ 19.19
$ 19.19
$ 15.29
$ 15.29 - $ 15.29
$ 15.29

Foster 3003W, 1/4" Industrial Coupler x 1/4" Female NPT, 3 Series, Water, Brass/SS

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 3003W is a Brass/SS 1/4" industrial coupler from the Foster 3 Series — the...

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$ 19.19
$ 19.19 - $ 19.19
$ 19.19
$ 15.29
$ 15.29 - $ 15.29
$ 15.29
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 %
$ 47.39
$ 47.39 - $ 47.39
$ 47.39
$ 37.89
$ 37.89 - $ 37.89
$ 37.89

Foster 3003S/SH, 1/4" Industrial Coupler x 1/4" Female NPT, 3 Series, Heat/Viton, 303 Stainless

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 3003S/SH is a 303 Stainless 1/4" industrial coupler from the Foster 3 Seri...

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$ 47.39
$ 47.39 - $ 47.39
$ 47.39
$ 37.89
$ 37.89 - $ 37.89
$ 37.89
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 %
$ 49.89
$ 49.89 - $ 49.89
$ 49.89
$ 39.89
$ 39.89 - $ 39.89
$ 39.89

Foster BL3003S/S, 1/4" Industrial Coupler x 1/4" Female NPT, 3 Series, Ball Lock, 303 Stainless

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster BL3003S/S is a 303 Stainless 1/4" industrial coupler from the Foster 3 Ser...

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$ 49.89
$ 49.89 - $ 49.89
$ 49.89
$ 39.89
$ 39.89 - $ 39.89
$ 39.89
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 %
$ 44.29
$ 44.29 - $ 44.29
$ 44.29
$ 35.39
$ 35.39 - $ 35.39
$ 35.39

Foster 3003S/S, 1/4" Industrial Coupler x 1/4" Female NPT, 3 Series, 303 Stainless

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 3003S/S is a 303 Stainless 1/4" industrial coupler from the Foster 3 Serie...

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$ 44.29
$ 44.29 - $ 44.29
$ 44.29
$ 35.39
$ 35.39 - $ 35.39
$ 35.39
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 %
$ 18.99
$ 18.99 - $ 18.99
$ 18.99
$ 15.19
$ 15.19 - $ 15.19
$ 15.19

Foster 3003S, 1/4" Industrial Coupler x 1/4" Female NPT, 3 Series, Steam/EPDM, Brass/SS

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 3003S is a Brass/SS 1/4" industrial coupler from the Foster 3 Series — the...

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$ 18.99
$ 18.99 - $ 18.99
$ 18.99
$ 15.19
$ 15.19 - $ 15.19
$ 15.19
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 %
$ 14.09
$ 14.09 - $ 14.09
$ 14.09
$ 11.29
$ 11.29 - $ 11.29
$ 11.29

Foster 3003LV, 1/4" Industrial Coupler x 1/4" Female NPT, 3 Series, Less Valve, Steel

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 3003LV is a Steel 1/4" industrial coupler from the Foster 3 Series — the m...

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$ 14.09
$ 14.09 - $ 14.09
$ 14.09
$ 11.29
$ 11.29 - $ 11.29
$ 11.29
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 %
$ 19.89
$ 19.89 - $ 19.89
$ 19.89
$ 15.89
$ 15.89 - $ 15.89
$ 15.89

Foster 3003HW, 1/4" Industrial Coupler x 1/4" Female NPT, 3 Series, Hot Water/Viton, Brass/SS

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 3003HW is a Brass/SS 1/4" industrial coupler from the Foster 3 Series — th...

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$ 19.89
$ 19.89 - $ 19.89
$ 19.89
$ 15.89
$ 15.89 - $ 15.89
$ 15.89
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 %
$ 15.89
$ 15.89 - $ 15.89
$ 15.89
$ 12.69
$ 12.69 - $ 12.69
$ 12.69

Foster 3003D, 1/4" Industrial Coupler x 1/4" Female NPT, 3 Series, Dill Valve, Brass/Steel

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 3003D is a Brass/Steel 1/4" industrial coupler from the Foster 3 Series — ...

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$ 15.89
$ 15.89 - $ 15.89
$ 15.89
$ 12.69
$ 12.69 - $ 12.69
$ 12.69
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 %
$ 17.89
$ 17.89 - $ 17.89
$ 17.89
$ 14.29
$ 14.29 - $ 14.29
$ 14.29

Foster BL3003, 1/4" Industrial Coupler x 1/4" Female NPT, 3 Series, Ball Lock, Brass/Steel

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster BL3003 is a Brass/Steel 1/4" industrial coupler from the Foster 3 Series —...

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$ 17.89
$ 17.89 - $ 17.89
$ 17.89
$ 14.29
$ 14.29 - $ 14.29
$ 14.29
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 %
$ 14.99
$ 14.99 - $ 14.99
$ 14.99
$ 11.99
$ 11.99 - $ 11.99
$ 11.99

Foster 3003, 1/4" Industrial Coupler x 1/4" Female NPT, 3 Series, Brass/Steel

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 3003 is a Brass/Steel 1/4" industrial coupler from the Foster 3 Series — t...

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$ 14.99
$ 14.99 - $ 14.99
$ 14.99
$ 11.99
$ 11.99 - $ 11.99
$ 11.99
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 %
$ 23.19
$ 23.19 - $ 23.19
$ 23.19
$ 18.59
$ 18.59 - $ 18.59
$ 18.59

Foster 2803W, 1/4" Industrial Coupler x 1/8" Female NPT, 3 Series, Water, Brass/SS

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 2803W is a Brass/SS 1/4" industrial coupler from the Foster 3 Series — the...

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$ 23.19
$ 23.19 - $ 23.19
$ 23.19
$ 18.59
$ 18.59 - $ 18.59
$ 18.59
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 %
$ 59.59
$ 59.59 - $ 59.59
$ 59.59
$ 47.69
$ 47.69 - $ 47.69
$ 47.69

Foster 2803S/S, 1/4" Industrial Coupler x 1/8" Female NPT, 3 Series, 303 Stainless

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 2803S/S is a 303 Stainless 1/4" industrial coupler from the Foster 3 Serie...

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$ 59.59
$ 59.59 - $ 59.59
$ 59.59
$ 47.69
$ 47.69 - $ 47.69
$ 47.69
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 %
$ 23.59
$ 23.59 - $ 23.59
$ 23.59
$ 18.89
$ 18.89 - $ 18.89
$ 18.89

Foster 2803S, 1/4" Industrial Coupler x 1/8" Female NPT, 3 Series, Steam/EPDM, Brass/SS

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 2803S is a Brass/SS 1/4" industrial coupler from the Foster 3 Series — the...

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$ 23.59
$ 23.59 - $ 23.59
$ 23.59
$ 18.89
$ 18.89 - $ 18.89
$ 18.89
Save 20% Save %

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