Skip to content
Fall Ready Sale15% off everything through Nov 15FALLREADY15Tap to apply at checkout →
15% off through Nov 15FALLREADY15Tap to apply →

Best Sellers

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

Filters

Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass Save 20% Save %
$ 50.09
$ 50.09 - $ 50.09
$ 50.09
$ 40.09
$ 40.09 - $ 40.09
$ 40.09

Foster SLSD7-5, 1/2" Industrial Coupler x Reusable Hose Fitting, 3/8" ID x 5/8" OD, 5 Series, Automatic Sleeve Lock, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster SLSD7-5 is a Brass 1/2" industrial coupler from the Foster 5 Ser...

View full details
$ 50.09
$ 50.09 - $ 50.09
$ 50.09
$ 40.09
$ 40.09 - $ 40.09
$ 40.09
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 %
$ 44.99
$ 44.99 - $ 44.99
$ 44.99
$ 35.99
$ 35.99 - $ 35.99
$ 35.99

Foster FMSD7-5, 1/2" Industrial Coupler x Reusable Hose Fitting, 3/8" ID x 5/8" OD, 5 Series, Automatic, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FMSD7-5 is a Brass 1/2" industrial coupler from the Foster 5 Ser...

View full details
$ 44.99
$ 44.99 - $ 44.99
$ 44.99
$ 35.99
$ 35.99 - $ 35.99
$ 35.99
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 %
$ 50.69
$ 50.69 - $ 50.69
$ 50.69
$ 40.59
$ 40.59 - $ 40.59
$ 40.59

Foster SL5905, 1/2" Industrial Coupler x 3/4" Hose ID, 5 Series, Automatic Sleeve Lock, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster SL5905 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

View full details
$ 50.69
$ 50.69 - $ 50.69
$ 50.69
$ 40.59
$ 40.59 - $ 40.59
$ 40.59
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 %
$ 44.49
$ 44.49 - $ 44.49
$ 44.49
$ 35.59
$ 35.59 - $ 35.59
$ 35.59

Foster FM5905, 1/2" Industrial Coupler x 3/4" Hose ID, 5 Series, Automatic, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5905 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

View full details
$ 44.49
$ 44.49 - $ 44.49
$ 44.49
$ 35.59
$ 35.59 - $ 35.59
$ 35.59
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 %
$ 49.89
$ 49.89 - $ 49.89
$ 49.89
$ 39.89
$ 39.89 - $ 39.89
$ 39.89

Foster FM5805W, 1/2" Industrial Coupler x 1/2" Hose ID, 5 Series, Automatic, Water, Brass/SS

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5805W is a Brass/SS 1/2" industrial coupler from the Foster 5 ...

View full details
$ 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 %
$ 49.09
$ 49.09 - $ 49.09
$ 49.09
$ 39.29
$ 39.29 - $ 39.29
$ 39.29

Foster SL5805H, 1/2" Industrial Coupler x 1/2" Hose ID, 5 Series, Automatic Sleeve Lock, Heat/Viton, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster SL5805H is a Brass 1/2" industrial coupler from the Foster 5 Ser...

View full details
$ 49.09
$ 49.09 - $ 49.09
$ 49.09
$ 39.29
$ 39.29 - $ 39.29
$ 39.29
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 %
$ 49.29
$ 49.29 - $ 49.29
$ 49.29
$ 39.39
$ 39.39 - $ 39.39
$ 39.39

Foster FM5805H, 1/2" Industrial Coupler x 1/2" Hose ID, 5 Series, Automatic, Heat/Viton, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5805H is a Brass 1/2" industrial coupler from the Foster 5 Ser...

View full details
$ 49.29
$ 49.29 - $ 49.29
$ 49.29
$ 39.39
$ 39.39 - $ 39.39
$ 39.39
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 %
$ 50.09
$ 50.09 - $ 50.09
$ 50.09
$ 40.09
$ 40.09 - $ 40.09
$ 40.09

Foster SL5805, 1/2" Industrial Coupler x 1/2" Hose ID, 5 Series, Automatic Sleeve Lock, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster SL5805 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

View full details
$ 50.09
$ 50.09 - $ 50.09
$ 50.09
$ 40.09
$ 40.09 - $ 40.09
$ 40.09
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 %
$ 44.09
$ 44.09 - $ 44.09
$ 44.09
$ 35.29
$ 35.29 - $ 35.29
$ 35.29

Foster FM5805, 1/2" Industrial Coupler x 1/2" Hose ID, 5 Series, Automatic, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5805 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

View full details
$ 44.09
$ 44.09 - $ 44.09
$ 44.09
$ 35.29
$ 35.29 - $ 35.29
$ 35.29
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 %
$ 49.09
$ 49.09 - $ 49.09
$ 49.09
$ 39.29
$ 39.29 - $ 39.29
$ 39.29

Foster FM5705H, 1/2" Industrial Coupler x 3/8" Hose ID, 5 Series, Automatic, Heat/Viton, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5705H is a Brass 1/2" industrial coupler from the Foster 5 Ser...

View full details
$ 49.09
$ 49.09 - $ 49.09
$ 49.09
$ 39.29
$ 39.29 - $ 39.29
$ 39.29
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 %
$ 49.89
$ 49.89 - $ 49.89
$ 49.89
$ 39.89
$ 39.89 - $ 39.89
$ 39.89

Foster SL5705, 1/2" Industrial Coupler x 3/8" Hose ID, 5 Series, Automatic Sleeve Lock, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster SL5705 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

View full details
$ 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 %
$ 44.79
$ 44.79 - $ 44.79
$ 44.79
$ 35.89
$ 35.89 - $ 35.89
$ 35.89

Foster FM5705, 1/2" Industrial Coupler x 3/8" Hose ID, 5 Series, Automatic, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5705 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

View full details
$ 44.79
$ 44.79 - $ 44.79
$ 44.79
$ 35.89
$ 35.89 - $ 35.89
$ 35.89
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 %
$ 51.69
$ 51.69 - $ 51.69
$ 51.69
$ 41.29
$ 41.29 - $ 41.29
$ 41.29

Foster SL5605, 1/2" Industrial Coupler x 1/4" Hose ID, 5 Series, Automatic Sleeve Lock, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster SL5605 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

View full details
$ 51.69
$ 51.69 - $ 51.69
$ 51.69
$ 41.29
$ 41.29 - $ 41.29
$ 41.29
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 %
$ 44.59
$ 44.59 - $ 44.59
$ 44.59
$ 35.69
$ 35.69 - $ 35.69
$ 35.69

Foster FM5605, 1/2" Industrial Coupler x 1/4" Hose ID, 5 Series, Automatic, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5605 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

View full details
$ 44.59
$ 44.59 - $ 44.59
$ 44.59
$ 35.69
$ 35.69 - $ 35.69
$ 35.69
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 %
$ 39.49
$ 39.49 - $ 39.49
$ 39.49
$ 31.59
$ 31.59 - $ 31.59
$ 31.59

Foster FM1815, 1/2" Industrial Coupler x 1/2" Push-On Hose Stem, 5 Series, Automatic, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM1815 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

View full details
$ 39.49
$ 39.49 - $ 39.49
$ 39.49
$ 31.59
$ 31.59 - $ 31.59
$ 31.59
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 %
$ 51.29
$ 51.29 - $ 51.29
$ 51.29
$ 41.09
$ 41.09 - $ 41.09
$ 41.09

Foster FM5505S, 1/2" Industrial Coupler x 3/4" Male NPT, 5 Series, Automatic, Steam/EPDM, Brass/SS

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5505S is a Brass/SS 1/2" industrial coupler from the Foster 5 ...

View full details
$ 51.29
$ 51.29 - $ 51.29
$ 51.29
$ 41.09
$ 41.09 - $ 41.09
$ 41.09
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 %
$ 49.49
$ 49.49 - $ 49.49
$ 49.49
$ 39.59
$ 39.59 - $ 39.59
$ 39.59

Foster SL5505, 1/2" Industrial Coupler x 3/4" Male NPT, 5 Series, Automatic Sleeve Lock, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster SL5505 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

View full details
$ 49.49
$ 49.49 - $ 49.49
$ 49.49
$ 39.59
$ 39.59 - $ 39.59
$ 39.59
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 %
$ 43.49
$ 43.49 - $ 43.49
$ 43.49
$ 34.79
$ 34.79 - $ 34.79
$ 34.79

Foster FM5505, 1/2" Industrial Coupler x 3/4" Male NPT, 5 Series, Automatic, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5505 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

View full details
$ 43.49
$ 43.49 - $ 43.49
$ 43.49
$ 34.79
$ 34.79 - $ 34.79
$ 34.79
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 %
$ 48.69
$ 48.69 - $ 48.69
$ 48.69
$ 38.99
$ 38.99 - $ 38.99
$ 38.99

Foster FM5305W, 1/2" Industrial Coupler x 1/2" Male NPT, 5 Series, Automatic, Water, Brass/SS

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5305W is a Brass/SS 1/2" industrial coupler from the Foster 5 ...

View full details
$ 48.69
$ 48.69 - $ 48.69
$ 48.69
$ 38.99
$ 38.99 - $ 38.99
$ 38.99
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 %
$ 50.69
$ 50.69 - $ 50.69
$ 50.69
$ 40.59
$ 40.59 - $ 40.59
$ 40.59

Foster FM5305S, 1/2" Industrial Coupler x 1/2" Male NPT, 5 Series, Automatic, Steam/EPDM, Brass/SS

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5305S is a Brass/SS 1/2" industrial coupler from the Foster 5 ...

View full details
$ 50.69
$ 50.69 - $ 50.69
$ 50.69
$ 40.59
$ 40.59 - $ 40.59
$ 40.59
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 %
$ 48.89
$ 48.89 - $ 48.89
$ 48.89
$ 39.09
$ 39.09 - $ 39.09
$ 39.09

Foster SL5305, 1/2" Industrial Coupler x 1/2" Male NPT, 5 Series, Automatic Sleeve Lock, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster SL5305 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

View full details
$ 48.89
$ 48.89 - $ 48.89
$ 48.89
$ 39.09
$ 39.09 - $ 39.09
$ 39.09
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 %
$ 43.79
$ 43.79 - $ 43.79
$ 43.79
$ 34.99
$ 34.99 - $ 34.99
$ 34.99

Foster FM5305, 1/2" Industrial Coupler x 1/2" Male NPT, 5 Series, Automatic, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5305 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

View full details
$ 43.79
$ 43.79 - $ 43.79
$ 43.79
$ 34.99
$ 34.99 - $ 34.99
$ 34.99
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 %
$ 48.09
$ 48.09 - $ 48.09
$ 48.09
$ 38.49
$ 38.49 - $ 38.49
$ 38.49

Foster SL5105, 1/2" Industrial Coupler x 3/8" Male NPT, 5 Series, Automatic Sleeve Lock, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster SL5105 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

View full details
$ 48.09
$ 48.09 - $ 48.09
$ 48.09
$ 38.49
$ 38.49 - $ 38.49
$ 38.49
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 %
$ 42.59
$ 42.59 - $ 42.59
$ 42.59
$ 34.09
$ 34.09 - $ 34.09
$ 34.09

Foster FM5105, 1/2" Industrial Coupler x 3/8" Male NPT, 5 Series, Automatic, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM5105 is a Brass 1/2" industrial coupler from the Foster 5 Seri...

View full details
$ 42.59
$ 42.59 - $ 42.59
$ 42.59
$ 34.09
$ 34.09 - $ 34.09
$ 34.09
Save 20% Save %

Request a Quote

Bulk and dealer pricing. Tell us what you need and we’ll reply within one business day.