Colder Products Chrome Plated Brass Pneumatic Quick Connect Coupling hose Connector, 1/4 in 0.25in Connector
RS Stock No. 085-5371
Brand Colder Products
- Hose Barb Connection: 0.25in
- Product Type: Pneumatic Quick Connect Coupling hose Connector
- Series: LC
AED 228.30
in stock now
Parker 6M14F82EDMLOS Hydraulic Fitting Male, Steel, 0.375 in Hose ID
RS Stock No. 280-7954
Brand Parker
- Category: Hydraulic Fittings
- Standards/Approvals: SAE J1453
- Super Section: Hydraulic Fittings & Tubing
AED 617.53
in stock now
Parker 4MSC4N-IIY Hydraulic Fitting Male, Alloy 625, 0.25 in Hose ID
RS Stock No. 280-7951
Brand Parker
- Maximum Operating Temperature: 649°C
- Product Type: Hydraulic Fitting
- Series: A-LOK NPT Male Connector
AED 716.12
in stock now
SMC LQ1T Series, LQ1T3A Pneumatic Fitting, Perfluoroalkoxy Alkane, 3/8 in Hose, 3/8 in Hose
RS Stock No. 036-6019
Brand SMC
- Connection Size B: 3/8 in
- Maximum Operating Temperature: 200°C
- Minimum Operating Temperature: 0°C
AED 281.55
in stock now
SMC LQ1T Series, LQ1T4A Pneumatic Fitting, Perfluoroalkoxy Alkane, 1/2 in Hose, 1/2 in Hose
RS Stock No. 036-6020
Brand SMC
- Connection Size B: 1/2 in
- Connection Type A: Hose
- Super Section: Pneumatic Connectors, Fittings & Hose
AED 355.08
in stock now
RS PRO 2m Polyurethane Hydraulic Hose Assembly, 700 bar Max Pressure
RS Stock No. 029-1727
Brand RS Pro
- Connection Gender A: Male
- Connection Size A: 3/8 in NPT Male
- Overall Length: 2000mm
AED 740.22
in stock now
Colder Products Chrome Plated Brass Pneumatic Quick Connect Coupling hose Connector, 3/8 in 0.375in Connector
RS Stock No. 085-5363
Brand Colder Products
- Hose Barb Connection: 0.375in
- Maximum Operating Pressure: 17.5 bar
- Section: Pneumatics & Hydraulics
AED 218.41
in stock now
Colder Products Chrome Plated Brass Pneumatic Quick Connect Coupling hose Connector, 1/4 in 0.25in Connector
RS Stock No. 085-5364
Brand Colder Products
- Finish: Chrome
- Hose Barb Connection: 0.25in
- Minimum Operating Temperature: -40°F
AED 124.54
in stock now
Colder Products Chrome Plated Brass Pneumatic Quick Connect Coupling hose Connector, 3/8 in 0.375in Connector
RS Stock No. 085-5365
Brand Colder Products
- Category Link: https://ae.rsdelivers.com/browse/mechanical-fluid-power-tools/pneumatics-hydraulics/pneumatic-connectors-fittings-hose/pneumatic-quick-connect-couplings
- Maximum Operating Pressure: 17.5 bar
- Maximum Operating Temperature: 180°F
AED 119.65
in stock now
Colder Products Chrome Plated Brass Pneumatic Quick Connect Coupling hose Connector, 1/4 in 0.25in Connector
RS Stock No. 085-5368
Brand Colder Products
- Category: Pneumatic Quick Connect Couplings
- Material: Chrome Plated Brass
- Sub Type: Connector
AED 411.59
in stock now
Colder Products Glass Reinforced Polypropylene Pneumatic Quick Connect Coupling hose Connector, 1/8 in 3.2mm Connector
RS Stock No. 085-5373
Brand Colder Products
- Product Type: Pneumatic Quick Connect Coupling hose Connector
- Super Section: Pneumatic Connectors, Fittings & Hose
- Thread Size: 1/8 in
AED 237.68
in stock now
Colder Products Glass Reinforced Polypropylene Pneumatic Quick Connect Coupling hose Connector, 1/8 in 3.2mm Connector
RS Stock No. 085-5374
Brand Colder Products
- Category Link: https://ae.rsdelivers.com/browse/mechanical-fluid-power-tools/pneumatics-hydraulics/pneumatic-connectors-fittings-hose/pneumatic-quick-connect-couplings
- Hose Barb Connection: 3.2mm
- Maximum Operating Pressure: 1 bar
AED 103.14
in stock now
Colder Products Glass Reinforced Polypropylene Pneumatic Quick Connect Coupling hose Connector, 1/8 in 3.2mm Connector
RS Stock No. 085-5375
Brand Colder Products
- Material: Glass Reinforced Polypropylene
- Maximum Operating Temperature: 120°F
- Product Type: Pneumatic Quick Connect Coupling hose Connector
AED 115.78
in stock now
Colder Products Glass Reinforced Polypropylene Pneumatic Quick Connect Coupling hose Connector, 1/8 in 3.2mm Connector
RS Stock No. 085-5376
Brand Colder Products
- Material: Glass Reinforced Polypropylene
- Section: Pneumatics & Hydraulics
- Super Section: Pneumatic Connectors, Fittings & Hose
AED 119.54
in stock now
Colder Products Glass Reinforced Polypropylene Pneumatic Quick Connect Coupling hose Connector, 1/8 in 0.125in Connector
RS Stock No. 085-5380
Brand Colder Products
- Material: Glass Reinforced Polypropylene
- Section: Pneumatics & Hydraulics
- Sub Type: Connector
AED 108.47
in stock now
Colder Products Glass Reinforced Polypropylene Pneumatic Quick Connect Coupling hose Connector, 1/4 in 0.25in Connector
RS Stock No. 085-5381
Brand Colder Products
- Category Link: https://ae.rsdelivers.com/browse/mechanical-fluid-power-tools/pneumatics-hydraulics/pneumatic-connectors-fittings-hose/pneumatic-quick-connect-couplings
- Maximum Operating Temperature: 120°F
- Minimum Operating Temperature: 32°F
AED 191.44
in stock now
Colder Products Glass Reinforced Polypropylene Pneumatic Quick Connect Coupling hose Connector, 1/4 in 0.25in Connector
RS Stock No. 085-5385
Brand Colder Products
- Maximum Operating Temperature: 120°F
- Minimum Operating Temperature: 32°F
- Thread Size: 1/4 in
AED 150.27
in stock now
Colder Products Glass Reinforced Polypropylene Pneumatic Quick Connect Coupling hose Connector, 1/8 in 0.25in Connector
RS Stock No. 085-5386
Brand Colder Products
- Category Link: https://ae.rsdelivers.com/browse/mechanical-fluid-power-tools/pneumatics-hydraulics/pneumatic-connectors-fittings-hose/pneumatic-quick-connect-couplings
- Maximum Operating Temperature: 120°F
- Super Section: Pneumatic Connectors, Fittings & Hose
AED 108.59
in stock now
Colder Products Glass Reinforced Polypropylene Pneumatic Quick Connect Coupling hose Connector, 1/4 in 0.25in Connector
RS Stock No. 085-5387
Brand Colder Products
- Category Link: https://ae.rsdelivers.com/browse/mechanical-fluid-power-tools/pneumatics-hydraulics/pneumatic-connectors-fittings-hose/pneumatic-quick-connect-couplings
- Material: Glass Reinforced Polypropylene
- Super Section: Pneumatic Connectors, Fittings & Hose
AED 103.75
in stock now
Colder Products Glass Reinforced Polypropylene Pneumatic Quick Connect Coupling hose Connector, 1/4 in 0.25in Connector
RS Stock No. 085-5388
Brand Colder Products
- Section: Pneumatics & Hydraulics
- Super Section: Pneumatic Connectors, Fittings & Hose
- Thread Size: 1/4 in
AED 127.18
in stock now
Colder Products Glass Reinforced Polypropylene Pneumatic Quick Connect Coupling hose Connector, 1/2 in 0.5in Connector
RS Stock No. 085-5393
Brand Colder Products
- Category: Pneumatic Quick Connect Couplings
- Material: Glass Reinforced Polypropylene
- Maximum Operating Temperature: 160°F
AED 290.37
in stock now
Colder Products Glass Reinforced Polypropylene Pneumatic Quick Connect Coupling hose Connector, 3/8 in 0.375in Connector
RS Stock No. 085-5394
Brand Colder Products
- Minimum Operating Temperature: 32°F
- Section: Pneumatics & Hydraulics
- Thread Size: 3/8 in
AED 296.60
in stock now
Colder Products Glass Reinforced Polypropylene Pneumatic Quick Connect Coupling hose Connector, 1/2 in 0.5in Connector
RS Stock No. 085-5397
Brand Colder Products
- Series: NS6
- Super Section: Pneumatic Connectors, Fittings & Hose
- Thread Size: 1/2 in
AED 209.70
in stock now
Colder Products Glass Reinforced Polypropylene Pneumatic Quick Connect Coupling hose Connector, 1/2 in 0.5in Connector
RS Stock No. 085-5400
Brand Colder Products
- Hose Barb Connection: 0.5in
- Material: Glass Reinforced Polypropylene
- Series: NS6
AED 206.89
in stock now
...
What is a hydraulic hose connector fitting?
What are the main types of hydraulic hose fittings?
- JIC (30°-cone) fittings for reliable seal with steel or brass body, common in high-pressure fluid lines.
- ORB (O-Ring Boss) and O-ring fittings for quick sealing with excellent leak resistance.
- NPT (National Pipe Tression) and BSP thread fittings for threaded connections in hydraulic circuits.
- SAE 37° flare fittings and 36°/45° flare for automotive and industrial hydraulics, offering robust sealing under pressure.
- Crimp fittings and compression fittings that use ferrules or sleeves crimped onto the hose for a tight connection.
- Swivel fittings that allow rotation at the joint to reduce tube twist and wear.
- Barb and push-to-connect fittings for certain low-pressure or auxiliary lines in hydraulic systems.
- Tube fittings and couplings designed to connect rigid tubing to hoses or other fittings.
How do I choose the right hydraulic hose connector for my application?
- Thread type and size (NPT, BSP, SAE) to match the mating component.
- Pressure rating and the system’s maximum operating pressure to prevent leaks or failure.
- Fluid compatibility with petroleum-based oils, synthetic fluids, water-glycol blends, or aggressive solvents.
- Hose ID and crimp style (crimp vs. barb vs. push-to-connect) that suits the hose construction.
- Material choice (stainless steel for corrosion resistance, brass for cost efficiency, aluminum for lightweight applications).
- Temperature range to ensure seals, materials, and lubricants remain effective.
- Sealing method (O-ring, gasket, or metal-to-metal seal) appropriate for the application and fluids.
- Vibration and dynamic movement considerations where swivel fittings or flexible couplings mitigate wear.
What materials are hydraulic hose fittings typically made from and why?
- Stainless steel for excellent corrosion resistance, high strength, and suitability for harsh or outdoor environments and aggressive fluids.
- Brass for good corrosion resistance, machinability, and cost efficiency in many general-purpose hydraulic systems.
- Carbon steel for strength and durability in heavy-duty industrial settings, often plated to resist corrosion.
- Aluminum for lightweight systems where reduced weight is beneficial, though it may have lower strength than steel.
How do I install or assemble hydraulic hose fittings safely and correctly?
- Ensure the hose length, ID, and ends match the fitting type and system requirements.
- Thoroughly clean all components before assembly to remove contaminants that can damage seals.
- Inspect hoses for cracks, wear, or damage; replace if compromised.
- Use the correct crimping tool and dies for crimp fittings, or the proper ferrules for compression styles, following the manufacturer’s torque and crimp specifications.
- Apply compatible thread sealants or lubricants only when recommended; some hydraulic connections rely on metal-to-metal seals or O-rings rather than sealants.
- Do not reuse old ferrules, seals, or damaged fittings; replace with new parts for a reliable seal.
- Torque fittings to the specification to avoid over-tightening (which can damage threads or seals) or under-tightening (leading to leaks).
- Perform a controlled pressure test after assembly, checking for leaks at all connections and movement points.
- Use PPE and follow lockout/tagout procedures; ensure the system is depressurized before service.
What standards and certifications apply to hydraulic hose fittings?
- series for metallic hose fittings and their connections, including performance requirements and dimensions.
- DIN 2353 for hydraulic tube fittings and tube connections in Europe, ensuring compatibility with metric tubing systems.
- SAE standards such as SAE J514 (hydraulic hose fittings), SAE J517 (hydraulic hose assemblies), and SAE J1453 (crimping and performance criteria) used widely in North America.
- ISO/DIN for quick-connects and hydraulic couplings, covering interchangeability and sealing performance.
- Quality management and compliance with broader certifications like ISO 9001, RoHS, and REACH where applicable to materials and manufacturing practices.
What are common failure modes of hydraulic hose fittings and how can they be prevented?
- Leakage at threads or seals due to improper torque, mismatched threads, or damaged seals. Prevention: verify thread compatibility, use correct sealants if approved, torque to spec, and replace damaged components.
- Corrosion from incompatible fluids or corrosive environments. Prevention: select corrosion-resistant materials (stainless steel, plated steel) and ensure fluid compatibility.
- Crimp or ferrule failure from improper tooling or over/under-crimping. Prevention: use approved crimp tools, dies, and verify with inspection gauges or pull tests.
- Fluid contamination causing seal wear or blockage. Prevention: maintain cleanliness in storage and assembly, use filter elements and proper storage practices.
- Leakage due to vibration or movement. Prevention: incorporate swivel fittings, flexible hoses in dynamic zones, and secure routing to minimize stress.
- Wrong material or size for the application. Prevention: consult charts and product datasheets to ensure correct hose ID, thread size, and material compatibility.
How do swivel fittings differ from fixed fittings in hydraulic systems?
- Swivel fittings reduce vibration and twisting in long hose runs.
- Fixed fittings provide predictable alignment and are often simpler and more economical.
- In hybrid systems, a combination of swivel and fixed fittings can optimize reliability and service life.