Foster
Foster quick couplers set the standard in pneumatic and hydraulic connections. Part of the ZSI-Foster line, Foster couplers and plugs cover the full range of industrial interchanges and body sizes in steel, brass, and stainless construction. Built for reliable, repeatable connections in air and fluid systems. Shop the full Foster range below.
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Original price $ 7.99Original price $ 7.99 - Original price $ 7.99Original price $ 7.99Current price $ 5.59$ 5.59 - $ 5.59Current price $ 5.59
Foster 14-3B, 3 Series, Industrial Plug, 3/8" Male NPT, Brass
In stockSeries: 3 Part Number: 14-3B Interchange: Industrial Body: 1/4" Plug Thread: 3/8" Male NPT, MPT Material: Brass Rated Pressure: 300 psi ...
View full detailsOriginal price $ 7.99Original price $ 7.99 - Original price $ 7.99Original price $ 7.99Current price $ 5.59$ 5.59 - $ 5.59Current price $ 5.59Save 30% -
Original price $ 14.09Original price $ 14.09 - Original price $ 14.09Original price $ 14.09Current price $ 9.86$ 9.86 - $ 9.86Current price $ 9.86
Foster 1713, 3 Series, Industrial Coupler, Manual, 3/8" Hose Barb (Push-On), Brass, Steel
In stockSeries: 3 Part Number: 1713 Interchange: Industrial, I/M Body: 1/4" Coupler, Manual Thread: 3/8" Hose Barb (Push-On) Material: Heavy-Duty ...
View full detailsOriginal price $ 14.09Original price $ 14.09 - Original price $ 14.09Original price $ 14.09Current price $ 9.86$ 9.86 - $ 9.86Current price $ 9.86Save 30% -
Original price $ 36.09Original price $ 36.09 - Original price $ 36.09Original price $ 36.09Current price $ 25.26$ 25.26 - $ 25.26Current price $ 25.26
Foster FM5005, 5 Series, Industrial Coupler, Automatic, 3/8" Female NPT, Brass
In stockSeries: 5 Part Number: FM5005 Interchange: Industrial Body: 1/2" Coupler, Automatic Thread: 3/8" Female NPT, FPT Material: Heavy-Duty Bras...
View full detailsOriginal price $ 36.09Original price $ 36.09 - Original price $ 36.09Original price $ 36.09Current price $ 25.26$ 25.26 - $ 25.26Current price $ 25.26Save 30% -
Original price $ 34.64Original price $ 34.64 - Original price $ 34.64Original price $ 34.64Current price $ 24.25$ 24.25 - $ 24.25Current price $ 24.25
Foster K6B, FHK Series, ISO B, 3/4" Two Way Shut-off, Plug, Brass
In stockSeries: FHK Part Number: K6B Interchange: ISO B 7241-1 Plug Body: 3/4" Valved Thread: 3/4" Female NPT, FPT Material: Solid Brass Quantity: 1
Original price $ 34.64Original price $ 34.64 - Original price $ 34.64Original price $ 34.64Current price $ 24.25$ 24.25 - $ 24.25Current price $ 24.25Save 30% -
Original price $ 96.08Original price $ 96.08 - Original price $ 96.08Original price $ 96.08Current price $ 67.26$ 67.26 - $ 67.26Current price $ 67.26
Foster H6B, FHK Series, ISO B, 3/4" Two Way Shut-off, Coupler, Brass
In stockSeries: FHK Part Number: H4B Interchange: ISO B 7241-1 Coupler Body: 3/4" Valved Thread: 3/4" Female NPT, FPT Material: Solid Brass Quantity: 1
Original price $ 96.08Original price $ 96.08 - Original price $ 96.08Original price $ 96.08Current price $ 67.26$ 67.26 - $ 67.26Current price $ 67.26Save 30% -
Original price $ 32.33Original price $ 32.33 - Original price $ 32.33Original price $ 32.33Current price $ 22.63$ 22.63 - $ 22.63Current price $ 22.63
Foster H3B, FHK Series, ISO B, 3/8" Two Way Shut-off, Coupler, Brass
In stockSeries: FHK Part Number: H3B Interchange: ISO B 7241-1 Coupler Body: 3/8" Valved Thread: 3/8" Female NPT, FPT Material: Solid Brass Quantity: 1
Original price $ 32.33Original price $ 32.33 - Original price $ 32.33Original price $ 32.33Current price $ 22.63$ 22.63 - $ 22.63Current price $ 22.63Save 30% -
Original price $ 17.59Original price $ 17.59 - Original price $ 17.59Original price $ 17.59Current price $ 12.31$ 12.31 - $ 12.31Current price $ 12.31
Foster TF3653, TF Series, True-Flate, Automotive, Coupler, Automatic, 5/16" Hose Barb, Brass, Steel
In stockSeries: TF3 Part Number: TF3653 Interchange: True-Flate, Automotive Body: 1/4" Coupler, Automatic Thread: 5/16" Hose Barb Material: Heavy-D...
View full detailsOriginal price $ 17.59Original price $ 17.59 - Original price $ 17.59Original price $ 17.59Current price $ 12.31$ 12.31 - $ 12.31Current price $ 12.31Save 30% -
Original price $ 14.29Original price $ 14.29 - Original price $ 14.29Original price $ 14.29Current price $ 10.00$ 10.00 - $ 10.00Current price $ 10.00
Foster TF14, TF Series, True-Flate, Automotive, Plug, 3/8" Male NPT, Steel
In stockSeries: TF3 Part Number: TF14 Interchange: True-Flate, Automotive Body: 1/4" Plug Thread: 3/8" Male NPT, MPT Material: Heavy-Duty Steel Ra...
View full detailsOriginal price $ 14.29Original price $ 14.29 - Original price $ 14.29Original price $ 14.29Current price $ 10.00$ 10.00 - $ 10.00Current price $ 10.00Save 30% -
Original price $ 33.79Original price $ 33.79 - Original price $ 33.79Original price $ 33.79Current price $ 23.65$ 23.65 - $ 23.65Current price $ 23.65
Foster LN3103, LN Series, Lincoln Coupler, Automatic 1/4" Male NPT, Brass, Steel
In stockSeries: LN Part Number: LN3103 Interchange: Lincoln Body: 1/4" Coupler, Automatic Thread: 1/4" Male NPT, MPT Material: Heavy-Duty Brass, St...
View full detailsOriginal price $ 33.79Original price $ 33.79 - Original price $ 33.79Original price $ 33.79Current price $ 23.65$ 23.65 - $ 23.65Current price $ 23.65Save 30% -
Original price $ 11.59Original price $ 11.59 - Original price $ 11.59Original price $ 11.59Current price $ 8.11$ 8.11 - $ 8.11Current price $ 8.11
Foster LN12, LN Series, Lincoln Plug, 1/8" Male NPT, Steel
In stockSeries: LN Part Number: LN12 Interchange: Lincoln Body: 1/4" Plug Thread: 1/8" Male NPT, MPT Material: Heavy-Duty Steel Rated Pressure: 30...
View full detailsOriginal price $ 11.59Original price $ 11.59 - Original price $ 11.59Original price $ 11.59Current price $ 8.11$ 8.11 - $ 8.11Current price $ 8.11Save 30% -
Original price $ 63.59Original price $ 63.59 - Original price $ 63.59Original price $ 63.59Current price $ 44.51$ 44.51 - $ 44.51Current price $ 44.51
Foster FM6906, 6 Series, Industrial Coupler, Automatic, 3/4" Hose Barb, Brass
In stockSeries: 6 Part Number: FM6906 Interchange: Industrial Body: 3/4" Coupler, Automatic Thread: 3/4" Hose Barb Material: Heavy-Duty Brass Rat...
View full detailsOriginal price $ 63.59Original price $ 63.59 - Original price $ 63.59Original price $ 63.59Current price $ 44.51$ 44.51 - $ 44.51Current price $ 44.51Save 30% -
Original price $ 58.19Original price $ 58.19 - Original price $ 58.19Original price $ 58.19Current price $ 40.73$ 40.73 - $ 40.73Current price $ 40.73
Foster FM6606, 6 Series, Industrial Coupler, Automatic, 1" Female NPT, Brass
Low stockSeries: 6 Part Number: FM6606 Interchange: Industrial Body: 3/4" Coupler, Automatic Thread: 1" Female NPT, FPT Material: Heavy-Duty Brass ...
View full detailsOriginal price $ 58.19Original price $ 58.19 - Original price $ 58.19Original price $ 58.19Current price $ 40.73$ 40.73 - $ 40.73Current price $ 40.73Save 30% -
Original price $ 22.49Original price $ 22.49 - Original price $ 22.49Original price $ 22.49Current price $ 15.74$ 15.74 - $ 15.74Current price $ 15.74
Foster 68-6, 6 Series, Industrial Plug, 1" Male NPT, Steel
In stockSeries: 3 Part number: 68-6 Interchange: Industrial Body: 3/4" Plug Thread: 1" Male NPT, MPT Material: Heavy-Duty Steel Rated Pressure: 3...
View full detailsOriginal price $ 22.49Original price $ 22.49 - Original price $ 22.49Original price $ 22.49Current price $ 15.74$ 15.74 - $ 15.74Current price $ 15.74Save 30% -
Original price $ 37.79Original price $ 37.79 - Original price $ 37.79Original price $ 37.79Current price $ 26.45$ 26.45 - $ 26.45Current price $ 26.45
Foster FM5805, 5 Series, Industrial Coupler, Automatic, 1/2" Hose Barb, Brass
In stockSeries: 5 Part Number: FM5805 Interchange: Industrial Body: 1/2" Coupler, Automatic Thread: 1/2" Hose Barb Material: Heavy-Duty Brass Rat...
View full detailsOriginal price $ 37.79Original price $ 37.79 - Original price $ 37.79Original price $ 37.79Current price $ 26.45$ 26.45 - $ 26.45Current price $ 26.45Save 30% -
Original price $ 38.39Original price $ 38.39 - Original price $ 38.39Original price $ 38.39Current price $ 26.87$ 26.87 - $ 26.87Current price $ 26.87
Foster FM5705, 5 Series, Industrial Coupler, Automatic, 3/8" Hose Barb, Brass
In stockSeries: 5 Part Number: FM5705 Interchange: Industrial Body: 1/2" Coupler, Automatic Thread: 3/8" Hose Barb Material: Heavy-Duty Brass Rat...
View full detailsOriginal price $ 38.39Original price $ 38.39 - Original price $ 38.39Original price $ 38.39Current price $ 26.87$ 26.87 - $ 26.87Current price $ 26.87Save 30% -
Original price $ 37.09Original price $ 37.09 - Original price $ 37.09Original price $ 37.09Current price $ 25.96$ 25.96 - $ 25.96Current price $ 25.96
Foster FM5405, 5 Series, Industrial Coupler, Automatic, 3/4" Female NPT, Brass
In stockSeries: 5 Part Number: FM5405 Interchange: Industrial Body: 1/2" Coupler, Automatic Thread: 3/4" Female NPT, FPT Material: Heavy-Duty Bras...
View full detailsOriginal price $ 37.09Original price $ 37.09 - Original price $ 37.09Original price $ 37.09Current price $ 25.96$ 25.96 - $ 25.96Current price $ 25.96Save 30% -
Original price $ 28.39Original price $ 28.39 - Original price $ 28.39Original price $ 28.39Current price $ 19.87$ 19.87 - $ 19.87Current price $ 19.87
Foster FM4904, 4 Series, Industrial Coupler, Automatic, 1/2" Hose Barb, Brass
In stockSeries: 4 Part Number: FM4904 Interchange: Industrial Body: 3/8" Coupler, Automatic Thread: 1/2" Hose Barb Material: Heavy-Duty Brass, Ste...
View full detailsOriginal price $ 28.39Original price $ 28.39 - Original price $ 28.39Original price $ 28.39Current price $ 19.87$ 19.87 - $ 19.87Current price $ 19.87Save 30% -
Original price $ 6.09Original price $ 6.09 - Original price $ 6.09Original price $ 6.09Current price $ 4.26$ 4.26 - $ 4.26Current price $ 4.26
Foster 48-4, 4 Series, Industrial Plug, 3/8" Hose Barb, Steel
In stockSeries: 4 Part Number: 48-4 Interchange: Industrial Body: 3/8" Plug Thread: 3/8" Hose Barb Material: Heavy-Duty Steel Rated Pressure: 300...
View full detailsOriginal price $ 6.09Original price $ 6.09 - Original price $ 6.09Original price $ 6.09Current price $ 4.26$ 4.26 - $ 4.26Current price $ 4.26Save 30% -
Original price $ 8.49Original price $ 8.49 - Original price $ 8.49Original price $ 8.49Current price $ 5.94$ 5.94 - $ 5.94Current price $ 5.94
Foster 46-4, 4 Series, Industrial Plug, 1/4" Hose Barb, Steel
In stockSeries: 4 Part Number: 46-4 Interchange: Industrial Body: 3/8" Plug Thread: 1/4" Hose Barb Material: Heavy-Duty Steel Rated Pressure: 300...
View full detailsOriginal price $ 8.49Original price $ 8.49 - Original price $ 8.49Original price $ 8.49Current price $ 5.94$ 5.94 - $ 5.94Current price $ 5.94Save 30% -
Original price $ 11.69Original price $ 11.69 - Original price $ 11.69Original price $ 11.69Current price $ 8.18$ 8.18 - $ 8.18Current price $ 8.18
Foster SG3703, 3 Series, Industrial Coupler, Manual, Sleeve Guard, 3/8" Hose Barb, Brass
In stockSeries: 3 Part Number: SG3703 Interchange: Industrial, I/M Body: 1/4" Coupler, Manual, Sleeve Guard Thread: 3/8" Hose Barb Material: Heavy...
View full detailsOriginal price $ 11.69Original price $ 11.69 - Original price $ 11.69Original price $ 11.69Current price $ 8.18$ 8.18 - $ 8.18Current price $ 8.18Save 30% -
Original price $ 17.29Original price $ 17.29 - Original price $ 17.29Original price $ 17.29Current price $ 12.10$ 12.10 - $ 12.10Current price $ 12.10
Foster FM3703, 3 Series, Industrial Coupler, Automatic, 3/8" Hose Barb, Brass
In stockSeries: 3 Part Number: FM3703 Interchange: Industrial, I/M Body: 1/4" Coupler, Automatic Thread: 3/8" Hose Barb Material: Heavy-Duty Brass...
View full detailsOriginal price $ 17.29Original price $ 17.29 - Original price $ 17.29Original price $ 17.29Current price $ 12.10$ 12.10 - $ 12.10Current price $ 12.10Save 30% -
Original price $ 19.49Original price $ 19.49 - Original price $ 19.49Original price $ 19.49Current price $ 13.64$ 13.64 - $ 13.64Current price $ 13.64
Foster FM3603, 3 Series, Industrial Coupler, Automatic, 1/4" Hose Barb, Brass
In stockSeries: 3 Part Number: FM3603 Interchange: Industrial, I/M Body: 1/4" Coupler, Automatic Thread: 1/4" Hose Barb Material: Heavy-Duty Brass...
View full detailsOriginal price $ 19.49Original price $ 19.49 - Original price $ 19.49Original price $ 19.49Current price $ 13.64$ 13.64 - $ 13.64Current price $ 13.64Save 30% -
Original price $ 18.89Original price $ 18.89 - Original price $ 18.89Original price $ 18.89Current price $ 13.22$ 13.22 - $ 13.22Current price $ 13.22
Foster FM1713, 3 Series, Industrial Coupler, Automatic, 3/8" Push-On Hose Barb, Brass
In stockSeries: 3 Part Number: FM1713 Interchange: Industrial, I/M Body: 1/4" Coupler, Automatic Thread: 3/8" Push-On Hose Barb Material: Heavy-Du...
View full detailsOriginal price $ 18.89Original price $ 18.89 - Original price $ 18.89Original price $ 18.89Current price $ 13.22$ 13.22 - $ 13.22Current price $ 13.22Save 30% -
Original price $ 5.59Original price $ 5.59 - Original price $ 5.59Original price $ 5.59Current price $ 3.91$ 3.91 - $ 3.91Current price $ 3.91
Foster 15-3, 3 Series, Industrial Plug, 3/8" Female NPT, Steel
In stockSeries: 3 Part Number: 15-3 Interchange: Industrial Body: 1/4" Plug Thread: 3/8" Female NPT, FPT Material: Heavy-Duty Steel Rated Pressur...
View full detailsOriginal price $ 5.59Original price $ 5.59 - Original price $ 5.59Original price $ 5.59Current price $ 3.91$ 3.91 - $ 3.91Current price $ 3.91Save 30%
