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Hydraulic Quick Couplers

Hydraulic quick couplers join high-pressure fluid lines with a secure, leak-free connection. This collection covers ISO-B, ISO-A, flush face, and specialty hydraulic couplers and plugs in steel, brass, and stainless. Filter by series, body size, thread, and material to match your hydraulic system.

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Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€7,95 - €7,95
€7,95
€7,95 - €7,95
€7,95

Foster FSS316-6410-04-06, 1/4" ORB (7/16"-20 thread) Male x 3/8" ORB (9/16"-18 thread) Female, 316 Stainless

The Foster FSS316-6410-04-06 is a 316 stainless steel SAE O-Ring Boss (ORB) fitting: 1/4" ORB (7/16"-20 thread) Male x 3/8" ORB (9/16"-18 thread) F...

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€7,95 - €7,95
€7,95
€7,95 - €7,95
€7,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€5,95 - €5,95
€5,95
€5,95 - €5,95
€5,95

Foster FSS316-6410-04-04, 1/4" ORB (7/16"-20 thread) Male x 1/4" ORB (7/16"-20 thread) Female, 316 Stainless

The Foster FSS316-6410-04-04 is a 316 stainless steel SAE O-Ring Boss (ORB) fitting: 1/4" ORB (7/16"-20 thread) Male x 1/4" ORB (7/16"-20 thread) F...

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€5,95 - €5,95
€5,95
€5,95 - €5,95
€5,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€5,95 - €5,95
€5,95
€5,95 - €5,95
€5,95

Foster FSS316-6408-04, 1/4" ORB (7/16"-20 thread) Male Hex Head Plug, 316 Stainless

The Foster FSS316-6408-04 is a 316 stainless steel SAE O-Ring Boss (ORB) fitting: 1/4" ORB (7/16"-20 thread) Male Hex Head Plug. Machined for leak-...

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€5,95 - €5,95
€5,95
€5,95 - €5,95
€5,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€9,95 - €9,95
€9,95
€9,95 - €9,95
€9,95

Foster FSS316-6408-08, 1/2" ORB (3/4"-16 thread) Male Hex Head Plug, 316 Stainless

The Foster FSS316-6408-08 is a 316 stainless steel SAE O-Ring Boss (ORB) fitting: 1/2" ORB (3/4"-16 thread) Male Hex Head Plug. Machined for leak-t...

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€9,95 - €9,95
€9,95
€9,95 - €9,95
€9,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€10,95 - €10,95
€10,95
€10,95 - €10,95
€10,95

Foster FSS316-6408-10, 5/8" ORB (7/8"-14 thread) Male Hex Head Plug, 316 Stainless

The Foster FSS316-6408-10 is a 316 stainless steel SAE O-Ring Boss (ORB) fitting: 5/8" ORB (7/8"-14 thread) Male Hex Head Plug. Machined for leak-t...

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€10,95 - €10,95
€10,95
€10,95 - €10,95
€10,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€23,95 - €23,95
€23,95
€23,95 - €23,95
€23,95

Foster FSS316-6407-10-10, 5/8" ORB (7/8"-14 thread) Male Swivel Union, 316 Stainless

The Foster FSS316-6407-10-10 is a 316 stainless steel SAE O-Ring Boss (ORB) fitting: 5/8" ORB (7/8"-14 thread) Male Swivel Union. Machined for leak...

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€23,95 - €23,95
€23,95
€23,95 - €23,95
€23,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€6,95 - €6,95
€6,95
€6,95 - €6,95
€6,95

Foster FSS316-6408-05, 5/16" ORB (1/2"-20 thread) Male Hex Head Plug, 316 Stainless

The Foster FSS316-6408-05 is a 316 stainless steel SAE O-Ring Boss (ORB) fitting: 5/16" ORB (1/2"-20 thread) Male Hex Head Plug. Machined for leak-...

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€6,95 - €6,95
€6,95
€6,95 - €6,95
€6,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€4,95 - €4,95
€4,95
€4,95 - €4,95
€4,95

Foster FSS316-6408-03, 3/16" ORB (3/8"-24 thread) Male Hex Head Plug, 316 Stainless

The Foster FSS316-6408-03 is a 316 stainless steel SAE O-Ring Boss (ORB) fitting: 3/16" ORB (3/8"-24 thread) Male Hex Head Plug. Machined for leak-...

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€4,95 - €4,95
€4,95
€4,95 - €4,95
€4,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€28,95 - €28,95
€28,95
€28,95 - €28,95
€28,95

Foster FSS316-6407-12-12, 3/4" ORB (1 1/16"-12 thread) Male Swivel Union, 316 Stainless

The Foster FSS316-6407-12-12 is a 316 stainless steel SAE O-Ring Boss (ORB) fitting: 3/4" ORB (1 1/16"-12 thread) Male Swivel Union. Machined for l...

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€28,95 - €28,95
€28,95
€28,95 - €28,95
€28,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€19,95 - €19,95
€19,95
€19,95 - €19,95
€19,95

Foster FSS316-6407-08-08, 1/2" ORB (3/4"-16 thread) Male Swivel Union, 316 Stainless

The Foster FSS316-6407-08-08 is a 316 stainless steel SAE O-Ring Boss (ORB) fitting: 1/2" ORB (3/4"-16 thread) Male Swivel Union. Machined for leak...

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€19,95 - €19,95
€19,95
€19,95 - €19,95
€19,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€3,95 - €3,95
€3,95
€3,95 - €3,95
€3,95

Foster FSS316-6408-02, 1/8" ORB (5/16"-24 thread) Male Hex Head Plug, 316 Stainless

The Foster FSS316-6408-02 is a 316 stainless steel SAE O-Ring Boss (ORB) fitting: 1/8" ORB (5/16"-24 thread) Male Hex Head Plug. Machined for leak-...

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€3,95 - €3,95
€3,95
€3,95 - €3,95
€3,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€37,95 - €37,95
€37,95
€37,95 - €37,95
€37,95

Foster FSS316-6407-16-16, 1" ORB (1 5/16"-12 thread) Male Swivel Union, 316 Stainless

The Foster FSS316-6407-16-16 is a 316 stainless steel SAE O-Ring Boss (ORB) fitting: 1" ORB (1 5/16"-12 thread) Male Swivel Union. Machined for lea...

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€37,95 - €37,95
€37,95
€37,95 - €37,95
€37,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€16,95 - €16,95
€16,95
€16,95 - €16,95
€16,95

Foster FSS316-6407-06-06, 3/8" ORB (9/16"-18 thread) Male Swivel Union, 316 Stainless

The Foster FSS316-6407-06-06 is a 316 stainless steel SAE O-Ring Boss (ORB) fitting: 3/8" ORB (9/16"-18 thread) Male Swivel Union. Machined for lea...

View full details
€16,95 - €16,95
€16,95
€16,95 - €16,95
€16,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€12,95 - €12,95
€12,95
€12,95 - €12,95
€12,95

Foster FSS316-6407-04-04, 1/4" ORB (7/16"-20 thread) Male Swivel Union, 316 Stainless

The Foster FSS316-6407-04-04 is a 316 stainless steel SAE O-Ring Boss (ORB) fitting: 1/4" ORB (7/16"-20 thread) Male Swivel Union. Machined for lea...

View full details
€12,95 - €12,95
€12,95
€12,95 - €12,95
€12,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€25,95 - €25,95
€25,95
€25,95 - €25,95
€25,95

Foster FSS316-6405-16-08, 1" ORB (1 5/16"-12 thread) Male x 1/2" Female Pipe, 316 Stainless

The Foster FSS316-6405-16-08 is a 316 stainless steel SAE O-Ring Boss (ORB) fitting: 1" ORB (1 5/16"-12 thread) Male x 1/2" Female Pipe. Machined f...

View full details
€25,95 - €25,95
€25,95
€25,95 - €25,95
€25,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€25,95 - €25,95
€25,95
€25,95 - €25,95
€25,95

Foster FSS316-6405-16-16, 1" ORB (1 5/16"-12 thread) Male x 1" Female Pipe, 316 Stainless

The Foster FSS316-6405-16-16 is a 316 stainless steel SAE O-Ring Boss (ORB) fitting: 1" ORB (1 5/16"-12 thread) Male x 1" Female Pipe. Machined for...

View full details
€25,95 - €25,95
€25,95
€25,95 - €25,95
€25,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€16,95 - €16,95
€16,95
€16,95 - €16,95
€16,95

Foster FSS316-6405-12-12, 3/4" ORB (1 1/16"-12 thread) Male x 3/4" Female Pipe, 316 Stainless

The Foster FSS316-6405-12-12 is a 316 stainless steel SAE O-Ring Boss (ORB) fitting: 3/4" ORB (1 1/16"-12 thread) Male x 3/4" Female Pipe. Machined...

View full details
€16,95 - €16,95
€16,95
€16,95 - €16,95
€16,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€25,95 - €25,95
€25,95
€25,95 - €25,95
€25,95

Foster FSS316-6405-16-12, 1" ORB (1 5/16"-12 thread) Male x 3/4" Female Pipe, 316 Stainless

The Foster FSS316-6405-16-12 is a 316 stainless steel SAE O-Ring Boss (ORB) fitting: 1" ORB (1 5/16"-12 thread) Male x 3/4" Female Pipe. Machined f...

View full details
€25,95 - €25,95
€25,95
€25,95 - €25,95
€25,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€16,95 - €16,95
€16,95
€16,95 - €16,95
€16,95

Foster FSS316-6405-12-08, 3/4" ORB (1 1/16"-12 thread) Male x 1/2" Female Pipe, 316 Stainless

The Foster FSS316-6405-12-08 is a 316 stainless steel SAE O-Ring Boss (ORB) fitting: 3/4" ORB (1 1/16"-12 thread) Male x 1/2" Female Pipe. Machined...

View full details
€16,95 - €16,95
€16,95
€16,95 - €16,95
€16,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€20,95 - €20,95
€20,95
€20,95 - €20,95
€20,95

Foster FSS316-6405-14-12, 7/8" ORB (1 3/16"-12 thread) Male x 3/5" Female Pipe, 316 Stainless

The Foster FSS316-6405-14-12 is a 316 stainless steel SAE O-Ring Boss (ORB) fitting: 7/8" ORB (1 3/16"-12 thread) Male x 3/5" Female Pipe. Machined...

View full details
€20,95 - €20,95
€20,95
€20,95 - €20,95
€20,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€20,95 - €20,95
€20,95
€20,95 - €20,95
€20,95

Foster FSS316-6405-14-08, 7/8" ORB (1 3/16"-12 thread) Male x 1/2" Female Pipe, 316 Stainless

The Foster FSS316-6405-14-08 is a 316 stainless steel SAE O-Ring Boss (ORB) fitting: 7/8" ORB (1 3/16"-12 thread) Male x 1/2" Female Pipe. Machined...

View full details
€20,95 - €20,95
€20,95
€20,95 - €20,95
€20,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€16,95 - €16,95
€16,95
€16,95 - €16,95
€16,95

Foster FSS316-6405-10-12, 5/8" ORB (7/8"-14 thread) Male x 3/4" Female Pipe, 316 Stainless

The Foster FSS316-6405-10-12 is a 316 stainless steel SAE O-Ring Boss (ORB) fitting: 5/8" ORB (7/8"-14 thread) Male x 3/4" Female Pipe. Machined fo...

View full details
€16,95 - €16,95
€16,95
€16,95 - €16,95
€16,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€11,95 - €11,95
€11,95
€11,95 - €11,95
€11,95

Foster FSS316-6405-10-08, 5/8" ORB (7/8"-14 thread) Male x 1/2" Female Pipe, 316 Stainless

The Foster FSS316-6405-10-08 is a 316 stainless steel SAE O-Ring Boss (ORB) fitting: 5/8" ORB (7/8"-14 thread) Male x 1/2" Female Pipe. Machined fo...

View full details
€11,95 - €11,95
€11,95
€11,95 - €11,95
€11,95
Foster BLH1B, 1/8" ISO-B Hydraulic Coupler x 1/8" Female NPT, ISO-B Series, Ball Lock, Brass
€16,95 - €16,95
€16,95
€16,95 - €16,95
€16,95

Foster FSS316-6405-12-04, 3/4" ORB (1 1/16"-12 thread) Male x 1/4" Female Pipe, 316 Stainless

The Foster FSS316-6405-12-04 is a 316 stainless steel SAE O-Ring Boss (ORB) fitting: 3/4" ORB (1 1/16"-12 thread) Male x 1/4" Female Pipe. Machined...

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

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