Skip to content
☀️ Take an Additional 10% Off Your Entire Order with code PROGRADE10 at checkout.
☀️ Additional 10% Off • PROGRADE10

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 %
$ 550.00
$ 550.00 - $ 550.00
$ 550.00
$ 440.00
$ 440.00 - $ 440.00
$ 440.00

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

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster SLSB5-3 is a Brass 1/4" industrial coupler from the Foster 3 Series — the ...

View full details
$ 550.00
$ 550.00 - $ 550.00
$ 550.00
$ 440.00
$ 440.00 - $ 440.00
$ 440.00
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 %
$ 539.00
$ 539.00 - $ 539.00
$ 539.00
$ 431.00
$ 431.00 - $ 431.00
$ 431.00

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

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster SLSB3-3 is a Brass 1/4" industrial coupler from the Foster 3 Series — the ...

View full details
$ 539.00
$ 539.00 - $ 539.00
$ 539.00
$ 431.00
$ 431.00 - $ 431.00
$ 431.00
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 %
$ 550.00
$ 550.00 - $ 550.00
$ 550.00
$ 440.00
$ 440.00 - $ 440.00
$ 440.00

Foster FMSD13-3, 1/4" Industrial Coupler x Reusable Hose Fitting, 3/8" ID x 13/16" OD, 3 Series, Automatic, Brass

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster FMSD13-3 is a Brass 1/4" industrial coupler from the Foster 3 Series — the...

View full details
$ 550.00
$ 550.00 - $ 550.00
$ 550.00
$ 440.00
$ 440.00 - $ 440.00
$ 440.00
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 %
$ 518.00
$ 518.00 - $ 518.00
$ 518.00
$ 415.00
$ 415.00 - $ 415.00
$ 415.00

Foster FMSD11-3, 1/4" Industrial Coupler x Reusable Hose Fitting, 3/8" ID x 3/4" OD, 3 Series, Automatic, Brass

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster FMSD11-3 is a Brass 1/4" industrial coupler from the Foster 3 Series — the...

View full details
$ 518.00
$ 518.00 - $ 518.00
$ 518.00
$ 415.00
$ 415.00 - $ 415.00
$ 415.00
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 %
$ 507.00
$ 507.00 - $ 507.00
$ 507.00
$ 406.00
$ 406.00 - $ 406.00
$ 406.00

Foster FMSD9-3, 1/4" Industrial Coupler x Reusable Hose Fitting, 3/8" ID x 11/16" OD, 3 Series, Automatic, Brass

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster FMSD9-3 is a Brass 1/4" industrial coupler from the Foster 3 Series — the ...

View full details
$ 507.00
$ 507.00 - $ 507.00
$ 507.00
$ 406.00
$ 406.00 - $ 406.00
$ 406.00
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 %
$ 500.00
$ 500.00 - $ 500.00
$ 500.00
$ 400.00
$ 400.00 - $ 400.00
$ 400.00

Foster FMSD7-3, 1/4" Industrial Coupler x Reusable Hose Fitting, 3/8" ID x 5/8" OD, 3 Series, Automatic, Brass

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster FMSD7-3 is a Brass 1/4" industrial coupler from the Foster 3 Series — the ...

View full details
$ 500.00
$ 500.00 - $ 500.00
$ 500.00
$ 400.00
$ 400.00 - $ 400.00
$ 400.00
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 %
$ 715.00
$ 715.00 - $ 715.00
$ 715.00
$ 573.00
$ 573.00 - $ 573.00
$ 573.00

Foster FMSC7-3, 1/4" Industrial Coupler x Reusable Hose Fitting, 5/16" ID x 5/8" OD, 3 Series, Automatic, Brass

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster FMSC7-3 is a Brass 1/4" industrial coupler from the Foster 3 Series — the ...

View full details
$ 715.00
$ 715.00 - $ 715.00
$ 715.00
$ 573.00
$ 573.00 - $ 573.00
$ 573.00
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 %
$ 715.00
$ 715.00 - $ 715.00
$ 715.00
$ 573.00
$ 573.00 - $ 573.00
$ 573.00

Foster FMSC5-3, 1/4" Industrial Coupler x Reusable Hose Fitting, 5/16" ID x 9/16" OD, 3 Series, Automatic, Brass

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster FMSC5-3 is a Brass 1/4" industrial coupler from the Foster 3 Series — the ...

View full details
$ 715.00
$ 715.00 - $ 715.00
$ 715.00
$ 573.00
$ 573.00 - $ 573.00
$ 573.00
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 %
$ 468.00
$ 468.00 - $ 468.00
$ 468.00
$ 374.00
$ 374.00 - $ 374.00
$ 374.00

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

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster FMSB7-3 is a Brass 1/4" industrial coupler from the Foster 3 Series — the ...

View full details
$ 468.00
$ 468.00 - $ 468.00
$ 468.00
$ 374.00
$ 374.00 - $ 374.00
$ 374.00
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 %
$ 482.00
$ 482.00 - $ 482.00
$ 482.00
$ 386.00
$ 386.00 - $ 386.00
$ 386.00

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

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster FMSB5-3 is a Brass 1/4" industrial coupler from the Foster 3 Series — the ...

View full details
$ 482.00
$ 482.00 - $ 482.00
$ 482.00
$ 386.00
$ 386.00 - $ 386.00
$ 386.00
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 %
$ 475.00
$ 475.00 - $ 475.00
$ 475.00
$ 381.00
$ 381.00 - $ 381.00
$ 381.00

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

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster FMSB3-3 is a Brass 1/4" industrial coupler from the Foster 3 Series — the ...

View full details
$ 475.00
$ 475.00 - $ 475.00
$ 475.00
$ 381.00
$ 381.00 - $ 381.00
$ 381.00
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 %
$ 475.00
$ 475.00 - $ 475.00
$ 475.00
$ 381.00
$ 381.00 - $ 381.00
$ 381.00

Foster FM3703S, 1/4" Industrial Coupler x 3/8" Hose ID, 3 Series, Automatic, Steam/EPDM, Brass/SS

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster FM3703S is a Brass/SS 1/4" industrial coupler from the Foster 3 Series — t...

View full details
$ 475.00
$ 475.00 - $ 475.00
$ 475.00
$ 381.00
$ 381.00 - $ 381.00
$ 381.00
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 %
$ 486.00
$ 486.00 - $ 486.00
$ 486.00
$ 390.00
$ 390.00 - $ 390.00
$ 390.00

Foster SL3703, 1/4" Industrial Coupler x 3/8" Hose ID, 3 Series, Automatic Sleeve Lock, Brass

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster SL3703 is a Brass 1/4" industrial coupler from the Foster 3 Series — the m...

View full details
$ 486.00
$ 486.00 - $ 486.00
$ 486.00
$ 390.00
$ 390.00 - $ 390.00
$ 390.00
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 %
$ 420.00
$ 420.00 - $ 420.00
$ 420.00
$ 336.00
$ 336.00 - $ 336.00
$ 336.00

Foster FM3703, 1/4" Industrial Coupler x 3/8" Hose ID, 3 Series, Automatic, Brass

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster FM3703 is a Brass 1/4" industrial coupler from the Foster 3 Series — the m...

View full details
$ 420.00
$ 420.00 - $ 420.00
$ 420.00
$ 336.00
$ 336.00 - $ 336.00
$ 336.00
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 %
$ 498.00
$ 498.00 - $ 498.00
$ 498.00
$ 399.00
$ 399.00 - $ 399.00
$ 399.00

Foster SL3653, 1/4" Industrial Coupler x 5/16" Hose ID, 3 Series, Automatic Sleeve Lock, Brass

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster SL3653 is a Brass 1/4" industrial coupler from the Foster 3 Series — the m...

View full details
$ 498.00
$ 498.00 - $ 498.00
$ 498.00
$ 399.00
$ 399.00 - $ 399.00
$ 399.00
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 %
$ 413.00
$ 413.00 - $ 413.00
$ 413.00
$ 331.00
$ 331.00 - $ 331.00
$ 331.00

Foster FM3653, 1/4" Industrial Coupler x 5/16" Hose ID, 3 Series, Automatic, Brass

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster FM3653 is a Brass 1/4" industrial coupler from the Foster 3 Series — the m...

View full details
$ 413.00
$ 413.00 - $ 413.00
$ 413.00
$ 331.00
$ 331.00 - $ 331.00
$ 331.00
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 %
$ 479.00
$ 479.00 - $ 479.00
$ 479.00
$ 383.00
$ 383.00 - $ 383.00
$ 383.00

Foster FM3603S, 1/4" Industrial Coupler x 1/4" Hose ID, 3 Series, Automatic, Steam/EPDM, Brass/SS

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster FM3603S is a Brass/SS 1/4" industrial coupler from the Foster 3 Series — t...

View full details
$ 479.00
$ 479.00 - $ 479.00
$ 479.00
$ 383.00
$ 383.00 - $ 383.00
$ 383.00
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 %
$ 489.00
$ 489.00 - $ 489.00
$ 489.00
$ 392.00
$ 392.00 - $ 392.00
$ 392.00

Foster SL3603, 1/4" Industrial Coupler x 1/4" Hose ID, 3 Series, Automatic Sleeve Lock, Brass

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster SL3603 is a Brass 1/4" industrial coupler from the Foster 3 Series — the m...

View full details
$ 489.00
$ 489.00 - $ 489.00
$ 489.00
$ 392.00
$ 392.00 - $ 392.00
$ 392.00
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 %
$ 406.00
$ 406.00 - $ 406.00
$ 406.00
$ 326.00
$ 326.00 - $ 326.00
$ 326.00

Foster FM3603, 1/4" Industrial Coupler x 1/4" Hose ID, 3 Series, Automatic, Brass

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster FM3603 is a Brass 1/4" industrial coupler from the Foster 3 Series — the m...

View full details
$ 406.00
$ 406.00 - $ 406.00
$ 406.00
$ 326.00
$ 326.00 - $ 326.00
$ 326.00
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 %
$ 447.00
$ 447.00 - $ 447.00
$ 447.00
$ 358.00
$ 358.00 - $ 358.00
$ 358.00

Foster FM1713W, 1/4" Industrial Coupler x 3/8" Push-On Hose Stem, 3 Series, Automatic, Water, Brass/SS

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster FM1713W is a Brass/SS 1/4" industrial coupler from the Foster 3 Series — t...

View full details
$ 447.00
$ 447.00 - $ 447.00
$ 447.00
$ 358.00
$ 358.00 - $ 358.00
$ 358.00
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 %
$ 475.00
$ 475.00 - $ 475.00
$ 475.00
$ 381.00
$ 381.00 - $ 381.00
$ 381.00

Foster SL1713, 1/4" Industrial Coupler x 3/8" Push-On Hose Stem, 3 Series, Automatic Sleeve Lock, Brass

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster SL1713 is a Brass 1/4" industrial coupler from the Foster 3 Series — the m...

View full details
$ 475.00
$ 475.00 - $ 475.00
$ 475.00
$ 381.00
$ 381.00 - $ 381.00
$ 381.00
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 %
$ 392.00
$ 392.00 - $ 392.00
$ 392.00
$ 313.00
$ 313.00 - $ 313.00
$ 313.00

Foster FM1713, 1/4" Industrial Coupler x 3/8" Push-On Hose Stem, 3 Series, Automatic, Brass

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster FM1713 is a Brass 1/4" industrial coupler from the Foster 3 Series — the m...

View full details
$ 392.00
$ 392.00 - $ 392.00
$ 392.00
$ 313.00
$ 313.00 - $ 313.00
$ 313.00
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 %
$ 464.00
$ 464.00 - $ 464.00
$ 464.00
$ 370.00
$ 370.00 - $ 370.00
$ 370.00

Foster SL1513, 1/4" Industrial Coupler x 1/4" Push-On Hose Stem, 3 Series, Automatic Sleeve Lock, Brass

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster SL1513 is a Brass 1/4" industrial coupler from the Foster 3 Series — the m...

View full details
$ 464.00
$ 464.00 - $ 464.00
$ 464.00
$ 370.00
$ 370.00 - $ 370.00
$ 370.00
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 %
$ 381.00
$ 381.00 - $ 381.00
$ 381.00
$ 304.00
$ 304.00 - $ 304.00
$ 304.00

Foster FM1513, 1/4" Industrial Coupler x 1/4" Push-On Hose Stem, 3 Series, Automatic, Brass

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster FM1513 is a Brass 1/4" industrial coupler from the Foster 3 Series — the m...

View full details
$ 381.00
$ 381.00 - $ 381.00
$ 381.00
$ 304.00
$ 304.00 - $ 304.00
$ 304.00
Save 20% Save %

Request a Quote

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