Skip to content
☀️ Take an Additional 10% Off Your Entire Order with code GEARUP10 at checkout.
☀️ Additional 10% Off • GEARUP10

Pneumatic Quick Couplers

Pneumatic quick couplers connect and disconnect air lines in one quick motion, no tools required. This collection covers the full range of air quick couplers and plugs across every interchange, from miniature 2 Series to industrial body sizes, in steel, brass, and stainless. Filter by series, body size, thread, and material to find the exact coupler or plug your air system needs.

Filters

€8,95 - €8,95
€8,95
€8,95 - €8,95
€8,95

Foster 2702, 2 Series, Industrial Coupler, Manual, 1/4" Female NPT, Brass, Steel

Dependable, leak-free connections for air and light fluid lines. The Foster 2702 is a Heavy-Duty Brass, Steel 1/8" coupler from the proven Foster 2...

View full details
€8,95 - €8,95
€8,95
€8,95 - €8,95
€8,95
€5,95 - €5,95
€5,95
€5,95 - €5,95
€5,95

Foster 04-2, 2 Series, Industrial Plug, 1/4" Hose Barb, Steel

Dependable, leak-free connections for air and light fluid lines. The Foster 04-2 is a Steel 1/8" plug from the proven Foster 2 Series — a miniature...

View full details
€5,95 - €5,95
€5,95
€5,95 - €5,95
€5,95
€5,95 - €5,95
€5,95
€5,95 - €5,95
€5,95

Foster 55-5, 5 Series, Industrial Plug, 1/2" Female NPT, Steel

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster 55-5 is a Steel 1/2" industrial plug from the Foster 5 Series — ...

View full details
€5,95 - €5,95
€5,95
€5,95 - €5,95
€5,95
€6,95 - €6,95
€6,95
€6,95 - €6,95
€6,95

Foster 42-4B, 4 Series, Industrial Plug, 3/8" Male NPT, Brass

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster 42-4B is a Brass 3/8" industrial plug from the Foster 4 Series — a high-fl...

View full details
€6,95 - €6,95
€6,95
€6,95 - €6,95
€6,95
€8,95 - €8,95
€8,95
€8,95 - €8,95
€8,95

Foster SJ8-2, 2 Series, Industrial Coupler, Manual, .170" x 1/4" Plastic Tube, Steel

Dependable, leak-free connections for air and light fluid lines. The Foster SJ8-2 is a Heavy-Duty Brass, Steel 1/8" coupler from the proven Foster ...

View full details
€8,95 - €8,95
€8,95
€8,95 - €8,95
€8,95
€2,95 - €2,95
€2,95
€2,95 - €2,95
€2,95

Foster 12-3, 3 Series, Industrial Plug, 1/8" Male NPT, Steel

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 12-3 is a Steel 1/4" industrial plug from the Foster 3 Series — the most p...

View full details
€2,95 - €2,95
€2,95
€2,95 - €2,95
€2,95
€2,95 - €2,95
€2,95
€2,95 - €2,95
€2,95

Foster 16-3, 3 Series, Industrial Plug, 1/4" Hose Barb, Steel

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 16-3 is a Steel 1/4" industrial plug from the Foster 3 Series — the most p...

View full details
€2,95 - €2,95
€2,95
€2,95 - €2,95
€2,95
€0,95 - €0,95
€0,95
€0,95 - €0,95
€0,95

Foster W3-360D (Replacement Seal)

Replacement seal for foster ARO 210 Series couplers

€0,95 - €0,95
€0,95
€0,95 - €0,95
€0,95
€2,95 - €2,95
€2,95
€2,95 - €2,95
€2,95

Foster 03-2, 2 Series, Industrial Plug, 3/16" Hose Barb, Steel

Dependable, leak-free connections for air and light fluid lines. The Foster 03-2 is a Steel 1/8" plug from the proven Foster 2 Series — a miniature...

View full details
€2,95 - €2,95
€2,95
€2,95 - €2,95
€2,95
€4,95 - €4,95
€4,95
€4,95 - €4,95
€4,95

Foster 60-5, 5 Series, Industrial Plug, 1/2" Hose Barb, Steel

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster 60-5 is a Steel 1/2" industrial plug from the Foster 5 Series — ...

View full details
€4,95 - €4,95
€4,95
€4,95 - €4,95
€4,95
€3,95 - €3,95
€3,95
€3,95 - €3,95
€3,95

Foster 11-3B, 3 Series, Industrial Plug, 1/4" Female NPT, Brass

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 11-3B is a Brass 1/4" industrial plug from the Foster 3 Series — the most ...

View full details
€3,95 - €3,95
€3,95
€3,95 - €3,95
€3,95
€15,95 - €15,95
€15,95
€15,95 - €15,95
€15,95

Foster FM3103, 3 Series, Industrial Coupler, Automatic, 1/4" Male NPT, Brass

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster FM3103 is a Brass 1/4" industrial coupler from the Foster 3 Series — the m...

View full details
€15,95 - €15,95
€15,95
€15,95 - €15,95
€15,95
€3,95 - €3,95
€3,95
€3,95 - €3,95
€3,95

Foster 41-4, 4 Series, Industrial Plug, 1/4" Female NPT, Steel

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster 41-4 is a Steel 3/8" industrial plug from the Foster 4 Series — a high-flo...

View full details
€3,95 - €3,95
€3,95
€3,95 - €3,95
€3,95
€11,95 - €11,95
€11,95
€11,95 - €11,95
€11,95

Foster 66-6, 6 Series, Industrial Plug, 3/4" Male NPT, Steel

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster 66-6 is a Steel 3/4" industrial plug from the Foster 6 Series — ...

View full details
€11,95 - €11,95
€11,95
€11,95 - €11,95
€11,95
€22,95 - €22,95
€22,95
€22,95 - €22,95
€22,95

Foster FM4304, 4 Series, Industrial Coupler, Automatic, 3/8" Male NPT, Brass

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster FM4304 is a Brass 3/8" industrial coupler from the Foster 4 Series — a hig...

View full details
€22,95 - €22,95
€22,95
€22,95 - €22,95
€22,95
€16,95 - €16,95
€16,95
€16,95 - €16,95
€16,95

Foster 3003GB, 3 Series, Industrial Coupler, Automatic, 1/4" Female NPT, Brass

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

View full details
€16,95 - €16,95
€16,95
€16,95 - €16,95
€16,95
€9,95 - €9,95
€9,95
€9,95 - €9,95
€9,95

Foster SG3103, 3 Series, Industrial Coupler, Manual, Sleeve Guard, 1/4" Male NPT, Brass

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster SG3103 is a Brass 1/4" industrial coupler from the Foster 3 Series — the m...

View full details
€9,95 - €9,95
€9,95
€9,95 - €9,95
€9,95
€16,95 - €16,95
€16,95
€16,95 - €16,95
€16,95

Foster 4004, 4 Series, Industrial Coupler, Manual, 1/4" Female NPT, Brass, Steel

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster 4004 is a Brass/Steel 3/8" industrial coupler from the Foster 4 Series — a...

View full details
€16,95 - €16,95
€16,95
€16,95 - €16,95
€16,95
€22,95 - €22,95
€22,95
€22,95 - €22,95
€22,95

Foster FM4004, 4 Series, Industrial Coupler, Automatic, 1/4" Female NPT, Brass

Reliable, leak-free 3/8" connections for air and fluid lines. The Foster FM4004 is a Brass 3/8" industrial coupler from the Foster 4 Series — a hig...

View full details
€22,95 - €22,95
€22,95
€22,95 - €22,95
€22,95
€4,95 - €4,95
€4,95
€4,95 - €4,95
€4,95

Foster 13-3B, 3 Series, Industrial Plug, 1/8" Female NPT, Brass

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 13-3B is a Brass 1/4" industrial plug from the Foster 3 Series — the most ...

View full details
€4,95 - €4,95
€4,95
€4,95 - €4,95
€4,95
€5,95 - €5,95
€5,95
€5,95 - €5,95
€5,95

Foster 17-3B, 3 Series, Industrial Plug, 3/8" Hose Barb, Brass

Reliable, leak-free 1/4" connections for air and fluid lines. The Foster 17-3B is a Brass 1/4" industrial plug from the Foster 3 Series — the most ...

View full details
€5,95 - €5,95
€5,95
€5,95 - €5,95
€5,95
€48,95 - €48,95
€48,95
€48,95 - €48,95
€48,95

Foster FM6406, 6 Series, Industrial Coupler, Automatic, 3/4" Female NPT, Brass

Reliable, leak-free 1/2" connections for high-flow air and fluid lines. The Foster FM6406 is a Brass 3/4" industrial coupler from the Foster 6 Seri...

View full details
€48,95 - €48,95
€48,95
€48,95 - €48,95
€48,95
€4,95 - €4,95
€4,95
€4,95 - €4,95
€4,95

Foster 22-2S/S, 2 Series, Industrial Plug, 1/8" Male NPT, Stainless Steel

Dependable, leak-free connections for air and light fluid lines. The Foster 22-2S/S is a 303 Stainless 1/8" plug from the proven Foster 2 Series — ...

View full details
€4,95 - €4,95
€4,95
€4,95 - €4,95
€4,95
€15,95 - €15,95
€15,95
€15,95 - €15,95
€15,95

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

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

View full details
€15,95 - €15,95
€15,95
€15,95 - €15,95
€15,95

Request a Quote

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