ZSI Foster - 4 Series, 3/8" Body Industrial Interchange Pneumatic Couplers and Plugs
ZSI Foster's "4 Series" pneumatic fittings are the perfect solution for your industrial and manufacturing needs, including construction and repair shops. Made of durable brass or steel, these fittings are designed to connect flexible tubing such as polyurethane and nylon in various sizes. The quick-connect design allows for easy attachment and detachment from your pneumatic system, while their 3/8" industrial interchange compatibility means they can be used with fittings from other manufacturers. With their reliability and versatility, the "4 Series" fittings are a top choice for a wide range of pneumatic applications in construction and repair shops. Trust ZSI Foster to deliver high-quality fittings that get the job done right.
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Original price $ 559.00Original price $ 559.00 - Original price $ 559.00Original price $ 559.00Current price $ 392.00$ 392.00 - $ 392.00Current price $ 392.00
Foster FM1814, 4 Series, Industrial Coupler, Manual, 1/2" Hose Barb (Push-On), Brass
In stockSeries: 4 Part Number: FM1814 Interchange: Industrial, I/M Body: 3/8" Manual Coupler Thread: 1/2" Hose Barb (Push-On) Material: Heavy-Duty...
View full detailsOriginal price $ 559.00Original price $ 559.00 - Original price $ 559.00Original price $ 559.00Current price $ 392.00$ 392.00 - $ 392.00Current price $ 392.00Save 30% -
Original price $ 503.00Original price $ 503.00 - Original price $ 503.00Original price $ 503.00Current price $ 352.00$ 352.00 - $ 352.00Current price $ 352.00
Foster FM4704, 4 Series, Industrial Coupler, Automatic, 5/16" Hose Barb, Brass
In stockSeries: 4 Part Number: FM4704 Interchange: Industrial Body: 3/8" Coupler, Automatic Thread: 5/16" Hose Barb Material: Heavy-Duty Brass Ra...
View full detailsOriginal price $ 503.00Original price $ 503.00 - Original price $ 503.00Original price $ 503.00Current price $ 352.00$ 352.00 - $ 352.00Current price $ 352.00Save 30% -
Original price $ 436.00Original price $ 436.00 - Original price $ 436.00Original price $ 436.00Current price $ 305.00$ 305.00 - $ 305.00Current price $ 305.00
Foster 1814, 4 Series, Industrial Coupler, Manual, 1/2" Hose Barb (Push-On), Brass, Steel
In stockSeries: 4 Part Number: 1814 Interchange: Industrial, I/M Body: 3/8" Manual Coupler Thread: 1/2" Hose Barb (Push-On) Material: Heavy-Duty B...
View full detailsOriginal price $ 436.00Original price $ 436.00 - Original price $ 436.00Original price $ 436.00Current price $ 305.00$ 305.00 - $ 305.00Current price $ 305.00Save 30% -
Original price $ 396.00Original price $ 396.00 - Original price $ 396.00Original price $ 396.00Current price $ 277.00$ 277.00 - $ 277.00Current price $ 277.00
Foster 1714, 4 Series, Industrial Coupler, Manual, 3/8" Hose Barb (Push-On), Brass, Steel
In stockSeries: 4 Part Number: 1714 Interchange: Industrial, I/M Body: 3/8" Manual Coupler Thread: 3/8" Hose Barb (Push-On) Material: Heavy-Duty B...
View full detailsOriginal price $ 396.00Original price $ 396.00 - Original price $ 396.00Original price $ 396.00Current price $ 277.00$ 277.00 - $ 277.00Current price $ 277.00Save 30% -
Original price $ 434.00Original price $ 434.00 - Original price $ 434.00Original price $ 434.00Current price $ 304.00$ 304.00 - $ 304.00Current price $ 304.00
Foster 4904, 4 Series, Industrial Coupler, Manual, 1/2" Hose Barb, Brass, Steel
In stockSeries: 4 Part Number: 4904 Interchange: Industrial, I/M Body: 3/8" Manual Coupler Thread: 1/2" Hose Barb Material: Heavy-Duty Brass, Stee...
View full detailsOriginal price $ 434.00Original price $ 434.00 - Original price $ 434.00Original price $ 434.00Current price $ 304.00$ 304.00 - $ 304.00Current price $ 304.00Save 30% -
Original price $ 446.00Original price $ 446.00 - Original price $ 446.00Original price $ 446.00Current price $ 313.00$ 313.00 - $ 313.00Current price $ 313.00
Foster 4804, 4 Series, Industrial Coupler, Manual, 3/8" Hose Barb, Brass, Steel
In stockSeries: 4 Part Number: 4804 Interchange: Industrial, I/M Body: 3/8" Manual Coupler Thread: 3/8" Hose Barb Material: Heavy-Duty Brass, Stee...
View full detailsOriginal price $ 446.00Original price $ 446.00 - Original price $ 446.00Original price $ 446.00Current price $ 313.00$ 313.00 - $ 313.00Current price $ 313.00Save 30% -
Original price $ 456.00Original price $ 456.00 - Original price $ 456.00Original price $ 456.00Current price $ 319.00$ 319.00 - $ 319.00Current price $ 319.00
Foster 4704, 4 Series, Industrial Coupler, Manual, 5/16" Hose Barb, Brass, Steel
In stockSeries: 4 Part Number: 4704 Interchange: Industrial, I/M Body: 3/8" Manual Coupler Thread: 5/16" Hose Barb Material: Heavy-Duty Brass, Ste...
View full detailsOriginal price $ 456.00Original price $ 456.00 - Original price $ 456.00Original price $ 456.00Current price $ 319.00$ 319.00 - $ 319.00Current price $ 319.00Save 30% -
Original price $ 434.00Original price $ 434.00 - Original price $ 434.00Original price $ 434.00Current price $ 304.00$ 304.00 - $ 304.00Current price $ 304.00
Foster 4604, 4 Series, Industrial Coupler, Manual, 1/4" Hose Barb, Brass, Steel
In stockSeries: 4 Part Number: 4604 Interchange: Industrial, I/M Body: 3/8" Manual Coupler Thread: 1/4" Hose Barb Material: Heavy-Duty Brass, Stee...
View full detailsOriginal price $ 434.00Original price $ 434.00 - Original price $ 434.00Original price $ 434.00Current price $ 304.00$ 304.00 - $ 304.00Current price $ 304.00Save 30% -
Original price $ 443.00Original price $ 443.00 - Original price $ 443.00Original price $ 443.00Current price $ 310.00$ 310.00 - $ 310.00Current price $ 310.00
Foster 4504, 4 Series, Industrial Coupler, Manual, 1/2" Male NPT, Brass, Steel
In stockSeries: 4 Part Number: 4504 Interchange: Industrial, I/M Body: 3/8" Manual Coupler Thread: 1/2" Male NPT, MPT Material: Heavy-Duty Brass, ...
View full detailsOriginal price $ 443.00Original price $ 443.00 - Original price $ 443.00Original price $ 443.00Current price $ 310.00$ 310.00 - $ 310.00Current price $ 310.00Save 30% -
Original price $ 190.00Original price $ 190.00 - Original price $ 190.00Original price $ 190.00Current price $ 133.00$ 133.00 - $ 133.00Current price $ 133.00
Foster 81-4, 4 Series, Industrial Plug, 1/2" Push-On Hose Barb, Steel
In stockSeries: 4 Part Number: 81-4 Interchange: Industrial Body: 3/8" Plug Thread: 3/8" Push-On Hose Barb Material: Heavy-Duty Steel Rated Pres...
View full detailsOriginal price $ 190.00Original price $ 190.00 - Original price $ 190.00Original price $ 190.00Current price $ 133.00$ 133.00 - $ 133.00Current price $ 133.00Save 30% -
Original price $ 419.00Original price $ 419.00 - Original price $ 419.00Original price $ 419.00Current price $ 294.00$ 294.00 - $ 294.00Current price $ 294.00
Foster 71-4B, 4 Series, Industrial Plug, 3/8" Push-On Hose Barb, Brass
In stockSeries: 4 Part Number: 71-4B Interchange: Industrial Body: 3/8" Plug Thread: 3/8" Push-On Hose Barb Material: Brass Rated Pressure: 300 ...
View full detailsOriginal price $ 419.00Original price $ 419.00 - Original price $ 419.00Original price $ 419.00Current price $ 294.00$ 294.00 - $ 294.00Current price $ 294.00Save 30% -
Original price $ 131.00Original price $ 131.00 - Original price $ 131.00Original price $ 131.00Current price $ 92.00$ 92.00 - $ 92.00Current price $ 92.00
Foster 51-4, 4 Series, Industrial Plug, 1/4" Push-On Hose Barb, Steel
In stockSeries: 4 Part Number: 71-4 Interchange: Industrial Body: 3/8" Plug Thread: 1/4" Push-On Hose Barb Material: Heavy-Duty Steel Rated Press...
View full detailsOriginal price $ 131.00Original price $ 131.00 - Original price $ 131.00Original price $ 131.00Current price $ 92.00$ 92.00 - $ 92.00Current price $ 92.00Save 30% -
Original price $ 201.00Original price $ 201.00 - Original price $ 201.00Original price $ 201.00Current price $ 141.00$ 141.00 - $ 141.00Current price $ 141.00
Foster 38-4, 4 Series, Industrial Plug, 1/8" Male NPT, Steel
In stockSeries: 4 Part Number: 38-4 Interchange: Industrial Body: 3/8" Plug Thread: 1/8" Male NPT, MPT Material: Heavy-Duty Steel Rated Pressure:...
View full detailsOriginal price $ 201.00Original price $ 201.00 - Original price $ 201.00Original price $ 201.00Current price $ 141.00$ 141.00 - $ 141.00Current price $ 141.00Save 30% -
Original price $ 496.00Original price $ 496.00 - Original price $ 496.00Original price $ 496.00Current price $ 347.00$ 347.00 - $ 347.00Current price $ 347.00
Foster FM4604, 4 Series, Industrial Coupler, Automatic, 1/4" Hose Barb, Brass
In stockSeries: 4 Part Number: FM4604 Interchange: Industrial Body: 3/8" Coupler, Automatic Thread: 1/4" Hose Barb Material: Heavy-Duty Brass Rat...
View full detailsOriginal price $ 496.00Original price $ 496.00 - Original price $ 496.00Original price $ 496.00Current price $ 347.00$ 347.00 - $ 347.00Current price $ 347.00Save 30% -
Original price $ 397.00Original price $ 397.00 - Original price $ 397.00Original price $ 397.00Current price $ 278.00$ 278.00 - $ 278.00Current price $ 278.00
Foster 4304, 4 Series, Industrial Coupler, Manual, 3/8" Male NPT, Brass, Steel
In stockSeries: 4 Part Number: 4304 Interchange: Industrial, I/M Body: 3/8" Manual Coupler Thread: 3/8" Male NPT, MPT Material: Heavy-Duty Brass, ...
View full detailsOriginal price $ 397.00Original price $ 397.00 - Original price $ 397.00Original price $ 397.00Current price $ 278.00$ 278.00 - $ 278.00Current price $ 278.00Save 30% -
Original price $ 122.00Original price $ 122.00 - Original price $ 122.00Original price $ 122.00Current price $ 86.00$ 86.00 - $ 86.00Current price $ 86.00
Foster 49-4, 4 Series, Industrial Plug, 1/2" Hose Barb, Steel
In stockSeries: 4 Part Number: 49-4 Interchange: Industrial Body: 3/8" Plug Thread: 1/2" Hose Barb Material: Heavy-Duty Steel Rated Pressure: 300...
View full detailsOriginal price $ 122.00Original price $ 122.00 - Original price $ 122.00Original price $ 122.00Current price $ 86.00$ 86.00 - $ 86.00Current price $ 86.00Save 30% -
Original price $ 518.00Original price $ 518.00 - Original price $ 518.00Original price $ 518.00Current price $ 362.00$ 362.00 - $ 362.00Current price $ 362.00
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 $ 518.00Original price $ 518.00 - Original price $ 518.00Original price $ 518.00Current price $ 362.00$ 362.00 - $ 362.00Current price $ 362.00Save 30% -
Original price $ 113.00Original price $ 113.00 - Original price $ 113.00Original price $ 113.00Current price $ 79.00$ 79.00 - $ 79.00Current price $ 79.00
Foster 71-4, 4 Series, Industrial Plug, 3/8" Push-On Hose Barb, Steel
In stockSeries: 4 Part Number: 71-4 Interchange: Industrial Body: 3/8" Plug Thread: 3/8" Push-On Hose Barb Material: Heavy-Duty Steel Rated Press...
View full detailsOriginal price $ 113.00Original price $ 113.00 - Original price $ 113.00Original price $ 113.00Current price $ 79.00$ 79.00 - $ 79.00Current price $ 79.00Save 30% -
Original price $ 111.00Original price $ 111.00 - Original price $ 111.00Original price $ 111.00Current price $ 78.00$ 78.00 - $ 78.00Current price $ 78.00
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 $ 111.00Original price $ 111.00 - Original price $ 111.00Original price $ 111.00Current price $ 78.00$ 78.00 - $ 78.00Current price $ 78.00Save 30%
