Hydraulic Couplings

Hydraulic Couplings
  • Gates® - 1/4" Industrial SureLok™ to Female Pipe
    Gates®1/4" Industrial SureLok™ to Female Pipe (G56150-0404)
    0
    # mpn1894197485
    1/4" Industrial SureLok™ to Female Pipe (G56150-0404) by Gates®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your...
    High quality at an affordable priceExpertly made from premium materials
    $11.61
  • Gates® - 1/4" Male JIC 37° Flare PCTS Thermoplastic Coupling
    Gates®1/4" Male JIC 37° Flare PCTS Thermoplastic Coupling (G51165-0404)
    0
    # mpn1894216093
    1/4" Male JIC 37° Flare PCTS Thermoplastic Coupling (G51165-0404) by Gates®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will...
    High quality at an affordable priceExpertly made from premium materials
    $14.37
  • Gates® - 1/4" Male Pipe (NPTF 30° Cone Seat) PCTS Thermoplastic Coupling
    Gates®1/4" Male Pipe (NPTF 30° Cone Seat) PCTS Thermoplastic Coupling (G51100-0406)
    0
    # mpn1894216102
    1/4" Male Pipe (NPTF 30° Cone Seat) PCTS Thermoplastic Coupling (G51100-0406) by Gates®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in...
    High quality at an affordable priceExpertly made from premium materials
    $11.78
  • Gates® - 1/4" Male Pipe (NPTF 30° Cone Seat) PCTS Thermoplastic Coupling
    Gates®1/4" Male Pipe (NPTF 30° Cone Seat) PCTS Thermoplastic Coupling (G51100-0404)
    0
    # mpn1894198455
    1/4" Male Pipe (NPTF 30° Cone Seat) PCTS Thermoplastic Coupling (G51100-0404) by Gates®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in...
    High quality at an affordable priceExpertly made from premium materials
    $10.17
  • Gates® - 1/4" Nylon Blue Air Brake Tubing
    Gates®1/4" Nylon Blue Air Brake Tubing (H30062-04)
    0
    # mpn1894214424
    1/4" Nylon Blue Air Brake Tubing (H30062-04) by Gates®. Recommended For: Truck, bus, and mobile air brake, and service lines where heat and battery acids are not present. Conforms to SAE J844 specifications. Meets D.O.T. FMVSS 106-74....
    High quality at an affordable priceExpertly made from premium materials
    $12.20
  • Gates® - 1/4" Nylon Green Air Brake Tubing
    Gates®1/4" Nylon Green Air Brake Tubing (H30042-04)
    0
    # mpn1894214430
    1/4" Nylon Green Air Brake Tubing (H30042-04) by Gates®. Recommended For: Truck, bus, and mobile air brake, and service lines where heat and battery acids are not present. Conforms to SAE J844 specifications. Meets D.O.T. FMVSS 106-74....
    High quality at an affordable priceExpertly made from premium materials
    $53.59
  • Gates® - 1/4" Nylon Orange Air Brake Tubing
    Gates®1/4" Nylon Orange Air Brake Tubing (H30082-04)
    0
    # mpn1894214419
    1/4" Nylon Orange Air Brake Tubing (H30082-04) by Gates®. Recommended For: Truck, bus, and mobile air brake, and service lines where heat and battery acids are not present. Conforms to SAE J844 specifications. Meets D.O.T. FMVSS 106-74....
    High quality at an affordable priceExpertly made from premium materials
    $53.59
  • Gates® - 1/4" Nylon Red Air Brake Tubing
    Gates®1/4" Nylon Red Air Brake Tubing (H30052-04)
    0
    # mpn1894206841
    1/4" Nylon Red Air Brake Tubing (H30052-04) by Gates®. Recommended For: Truck, bus, and mobile air brake, and service lines where heat and battery acids are not present. Conforms to SAE J844 specifications. Meets D.O.T. FMVSS 106-74....
    High quality at an affordable priceExpertly made from premium materials
    $53.59
  • Gates® - 1/4" Sleeves Tubing
    Gates®1/4" Sleeves Tubing (G30050-0004)
    0
    # mpn1894207924
    1/4" Sleeves Tubing (G30050-0004) by Gates®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and deliver great...
    High quality at an affordable priceExpertly made from premium materials
    $0.31
  • Gates® - 1/4" Steel Dual Seat Female JIC 37°/SAE 45° Flare Swivel 90° Bent Tube Coupling
    Gates®1/4" Steel Dual Seat Female JIC 37°/SAE 45° Flare Swivel 90° Bent Tube Coupling (G34213-0505)
    0
    # mpn1894215403
    1/4" Steel Dual Seat Female JIC 37°/SAE 45° Flare Swivel 90° Bent Tube Coupling (G34213-0505) by Gates®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and...
    High quality at an affordable priceExpertly made from premium materials
    $39.13
  • Gates® - 1/4" Steel Dual Seat Female JIC 37°/SAE 45° Flare Swivel 90° Bent Tube Coupling
    Gates®1/4" Steel Dual Seat Female JIC 37°/SAE 45° Flare Swivel 90° Bent Tube Coupling (G34212-0505)
    0
    # mpn1894207826
    1/4" Steel Dual Seat Female JIC 37°/SAE 45° Flare Swivel 90° Bent Tube Coupling (G34212-0505) by Gates®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and...
    High quality at an affordable priceExpertly made from premium materials
    $34.44
  • Gates® - 1/4" Steel Male Inverted Tube Nut
    Gates®1/4" Steel Male Inverted Tube Nut (G60596-0404)
    0
    # mpn1894214948
    1/4" Steel Male Inverted Tube Nut (G60596-0404) by Gates®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...
    High quality at an affordable priceExpertly made from premium materials
    $0.31
  • Gates® - 1/4" Steel Male Inverted Tube Nut Long
    Gates®1/4" Steel Male Inverted Tube Nut Long (G60597-0404)
    0
    # mpn1894214945
    1/4" Steel Male Inverted Tube Nut Long (G60597-0404) by Gates®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your...
    High quality at an affordable priceExpertly made from premium materials
    $1.48
  • Gates® - 1/4" Steel Male Pipe (NPTF 30° Cone Seat) Coupling
    Gates®1/4" Steel Male Pipe (NPTF 30° Cone Seat) Coupling (G35100-0504)
    0
    # mpn1894197745
    1/4" Steel Male Pipe (NPTF 30° Cone Seat) Coupling (G35100-0504) by Gates®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will...
    High quality at an affordable priceExpertly made from premium materials
    $14.23
  • Gates® - 1/4" Steel Male SAE 45° Flare Inverted Swivel 90° Bent Tube Coupling
    Gates®1/4" Steel Male SAE 45° Flare Inverted Swivel 90° Bent Tube Coupling (G34504-0505)
    0
    # mpn1894222170
    1/4" Steel Male SAE 45° Flare Inverted Swivel 90° Bent Tube Coupling (G34504-0505) by Gates®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers...
    High quality at an affordable priceExpertly made from premium materials
    $25.27
  • Gates® - 1/4" Steel Male SAE 45° Flare Inverted Swivel 90° Bent Tube Coupling Type A1
    Gates®1/4" Steel Male SAE 45° Flare Inverted Swivel 90° Bent Tube Coupling Type A1 (G35504-0505)
    0
    # mpn1894207792
    1/4" Steel Male SAE 45° Flare Inverted Swivel 90° Bent Tube Coupling Type A1 (G35504-0505) by Gates®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with...
    High quality at an affordable priceExpertly made from premium materials
    $37.06
  • Gates® - 1/4" Steel Male SAE 45° Flare Inverted Swivel Coupling Type A1
    Gates®1/4" Steel Male SAE 45° Flare Inverted Swivel Coupling Type A1 (G35500-0505)
    0
    # mpn1894197729
    1/4" Steel Male SAE 45° Flare Inverted Swivel Coupling Type A1 (G35500-0505) by Gates®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in...
    High quality at an affordable priceExpertly made from premium materials
    $19.70
  • Gates® - 1/4" Steel SAE Male Flareless Assembly Coupling
    Gates®1/4" Steel SAE Male Flareless Assembly Coupling (G34510-0505)
    0
    # mpn1894197749
    1/4" Steel SAE Male Flareless Assembly Coupling (G34510-0505) by Gates®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet...
    High quality at an affordable priceExpertly made from premium materials
    $36.60
  • Gates® - 1/4" Steel SAE Male Flareless Assembly Coupling Type A1
    Gates®1/4" Steel SAE Male Flareless Assembly Coupling Type A1 (G35510-0505)
    0
    # mpn1894197725
    1/4" Steel SAE Male Flareless Assembly Coupling Type A1 (G35510-0505) by Gates®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It...
    High quality at an affordable priceExpertly made from premium materials
    $36.26
  • Gates® - 1/4" Tube Sleeve Nut Coupling
    Gates®1/4" Tube Sleeve Nut Coupling (G30060-0004)
    0
    # mpn1894215499
    1/4" Tube Sleeve Nut Coupling (G30060-0004) by Gates®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...
    High quality at an affordable priceExpertly made from premium materials
    $1.17
  • Gates® - 1/4" Tube Support Insert Coupling
    Gates®1/4" Tube Support Insert Coupling (G32040-0004B)
    0
    # mpn1894198750
    1/4" Tube Support Insert Coupling (G32040-0004B) by Gates®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs...
    High quality at an affordable priceExpertly made from premium materials
    $0.51
  • Gates® - 1/4" x 1.25" Stainless Steel Non-Skive Ferrule Braid Coupling
    Gates®1/4" x 1.25" Stainless Steel Non-Skive Ferrule Braid Coupling (G17995-0104)
    0
    # mpn1894217846
    1/4" x 1.25" Stainless Steel Non-Skive Ferrule Braid Coupling (G17995-0104) by Gates®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind....
    High quality at an affordable priceExpertly made from premium materials
    $28.32
  • Gates® - 1/4" x 1.77" Steel Male Pipe (NPTF 30° Cone Seat) Coupling
    Gates®1/4" x 1.77" Steel Male Pipe (NPTF 30° Cone Seat) Coupling (G34100-0502)
    0
    # mpn1894198658
    1/4" x 1.77" Steel Male Pipe (NPTF 30° Cone Seat) Coupling (G34100-0502) by Gates®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind....
    High quality at an affordable priceExpertly made from premium materials
    $15.66
  • Gates® - 1/4" x 1.92" Stainless Steel Dual Seat Female JIC 37°/SAE 45° Flare Swivel 90° Bent Tube Braid Coupling
    Gates®1/4" x 1.92" Stainless Steel Dual Seat Female JIC 37°/SAE 45° Flare Swivel 90° Bent Tube Braid Coupling (G17213-0404)
    0
    # mpn1894210267
    1/4" x 1.92" Stainless Steel Dual Seat Female JIC 37°/SAE 45° Flare Swivel 90° Bent Tube Braid Coupling (G17213-0404) by Gates®. This product is made of high-quality materials to serve you for years to come. Designed using...
    High quality at an affordable priceExpertly made from premium materials
    $117.83
  • Gates® - 1/4" x 1.96" Brass Male Pipe (NPTF – 30° Cone Seat) Coupling
    Gates®1/4" x 1.96" Brass Male Pipe (NPTF – 30° Cone Seat) Coupling (G34100-0504B)
    0
    # mpn1894222363
    1/4" x 1.96" Brass Male Pipe (NPTF – 30° Cone Seat) Coupling (G34100-0504B) by Gates®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in...
    High quality at an affordable priceExpertly made from premium materials
    $16.27
  • Gates® - 1/4" x 1.96" Steel Male JIC 37° Flare Coupling
    Gates®1/4" x 1.96" Steel Male JIC 37° Flare Coupling (G34165-0505)
    0
    # mpn1894197779
    1/4" x 1.96" Steel Male JIC 37° Flare Coupling (G34165-0505) by Gates®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet...
    High quality at an affordable priceExpertly made from premium materials
    $39.41
  • Gates® - 1/4" x 1.96" Steel Male SAE 45° Flare Coupling
    Gates®1/4" x 1.96" Steel Male SAE 45° Flare Coupling (G34195-0505)
    0
    # mpn1894207837
    1/4" x 1.96" Steel Male SAE 45° Flare Coupling (G34195-0505) by Gates®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet...
    High quality at an affordable priceExpertly made from premium materials
    $27.88
  • Gates® - 1/4" x 2.05" Steel Dual Seat Female JIC 37°/SAE 45° Flare Swivel Coupling
    Gates®1/4" x 2.05" Steel Dual Seat Female JIC 37°/SAE 45° Flare Swivel Coupling (G34210-0504)
    0
    # mpn1894215409
    1/4" x 2.05" Steel Dual Seat Female JIC 37°/SAE 45° Flare Swivel Coupling (G34210-0504) by Gates®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with...
    High quality at an affordable priceExpertly made from premium materials
    $16.98
  • Gates® - 1/4" x 2.11" Brass Dual Seat Female JIC 37°/SAE 45° Flare Swivel Coupling
    Gates®1/4" x 2.11" Brass Dual Seat Female JIC 37°/SAE 45° Flare Swivel Coupling (G34210-0505B)
    0
    # mpn1894207831
    1/4" x 2.11" Brass Dual Seat Female JIC 37°/SAE 45° Flare Swivel Coupling (G34210-0505B) by Gates®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with...
    High quality at an affordable priceExpertly made from premium materials
    $38.35
  • Gates® - 1/4" x 2.11" Steel Dual Seat Female JIC 37°/SAE 45° Flare Swivel 45° Bent Tube Coupling
    Gates®1/4" x 2.11" Steel Dual Seat Female JIC 37°/SAE 45° Flare Swivel 45° Bent Tube Coupling (G34211-0505)
    0
    # mpn1894207827
    1/4" x 2.11" Steel Dual Seat Female JIC 37°/SAE 45° Flare Swivel 45° Bent Tube Coupling (G34211-0505) by Gates®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art...
    High quality at an affordable priceExpertly made from premium materials
    $35.15




Couplings are the essential parts of any hydraulic system. They are used to connect hoses and pipes to the other elements of the system including reservoirs, cylinders, valves, and pumps. Designed according to strict requirements, couplings are available in many types and materials compatible with the fluid circulating in the system. It is vital, hence, to pick the most appropriate class of fittings to get smooth running, top performance, and safety. Common materials include brass, stainless steel, aluminum, plastic, and copper. For example, plastic couplings offer good resistance to corrosion, but they are unreliable in high-pressure systems.

The choice of hydraulic couplings depends on the pressure rating, chemical compatibility with the fluid, operating temperature, and sealing capacity. Crimp fittings, coupling barbs, compression fittings, and quick disconnect couplers are the most common types used in hydraulic systems. Typically, they are available in many sizes and shapes to fit various designs. In our online catalog, you can find a wide assortment of these and other couplings including inverted flares, mini-barbed tubes, and reusable models. We also offer a broad selection of adapters to ensure flexibility and efficiency. The costs are reasonable, and the quality is ensured by leading companies in the industry.

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