--- title: Hoses & Tubes url: https://parts.cat.com/en/catcorp/category/hoses-tubes description: Shop Cat® hose and hose assemblies are OEM-quality parts – all designed, engineered, manufactured, and tested by Caterpillar to ensure top performance and long life. Discover hydraulic hoses, engine couplings, tubes, and excavator hose fittings. --- # Hoses & Tubes ## Benefits of adding equipment Find factory fit parts and view diagrams. ## Category - [Adapters, Couplings, & Fittings (19809)](https://parts.cat.com/en/catcorp/category/hoses-tubes-adapters-couplings-fittings?page=1&sortBy=0) - [Caps & Plugs (12086)](https://parts.cat.com/en/catcorp/category/hoses-tubes-caps-plugs?page=1&sortBy=0) - [Hoses, Hose Assemblies, & Hose Components (57908)](https://parts.cat.com/en/catcorp/category/hoses-tubes-hose-assy-components?page=1&sortBy=0) - [Hybrid Hose & Tube Assemblies (1110)](https://parts.cat.com/en/catcorp/category/hoses-tubes-hybrid-hose-tube-assy?page=1&sortBy=0) - [Tubes, Tube Assemblies, & Tube Components (67598)](https://parts.cat.com/en/catcorp/category/hoses-tubes-assy-components?page=1&sortBy=0) ### Specifications **Adapter Size** - 24 **Adapter/Hose Fitting Size** - -6 - 1 3/16" - 3/4-16 - 9/16" **ARM** - No **Bits Per Boards** - 9 - 10 - 13 **Bolt Length (in)** - 0.625 - 0.709 - 0.827 - 1.06 ## Bolt Type - Banjo - Banjo Bolt - Hex Flange Head - Hex Head ## Bore Diameter (in) - 2.2 - 2.835 - 4.32 - 64.29 ## Class or Grade - Iso 898-1 Class 10.9 - Iso 898-2 Class 10 - Iso 898-2 Class 8 - Sae J429 Grade 5 (120 Ksi) ## Coating - Black Chromate Over Zinc - Black Oxide - Electroplated Zinc - Mechanical Zinc ## Cross Section Diameter (in) - 0.087 - 0.2 ## Dash Size - -128 - -96 - -88 - -80 ## Depth (in) - 0.5 ## Diameter (in) - 0.13 - 0.16 - 0.236 - 0.25 ## Drive Type - External 8 Sided - External Hex - External Square - Internal Hex ## Front Width (in) - 1.953 ## Grove Width (in) - 0.31 ## Height (in) - 0.09 - 0.1 - 0.12 - 0.15 ## Hole Quantity - 7 - 9 ## Hole Size - 3/4-in Plow Bolt (21 Mm Square) ## Hose Clamp Type - Orfs ## Inside Diameter (in) - 0.08 - 0.12 - 0.13 - 0.14 ## Joint Type ## Length (in) - 0.12 - 0.157 - 0.16 - 0.21 ## Material Hardness - 90a ## Mount Type - Sleeve ## Number of Bolts - 2 ## Number of Grousers - Triple ## Number Of Mounting Holes - 2 ## Number of Teeth - 13 - 14 - 36 - 69 ## Nut Type - Acorn - Compression Nut - Flared - Hex ## Outer Diameter (in) - 0.11 - 0.13 - 0.19 - 0.23 ## Outside Diameter (in) - 0.11 - 0.15 - 0.19 - 0.23 ## Overall Depth (in) - 2.539 ## Overall Length (in) - 0.01 - 0.047 - 0.213 - 0.25 ## Overall Width (in) - 0.01 - 0.02 - 0.03 - 0.08 ## Pin Diameter (in) - 0.63 ## Pin End Thread Size - 3.5 Beco - 4 BECO - 4.5 Beco - 4.5 BECO ## Pin Type - Hollow - Lock Pin - Plain ## Pipe Diameter (in) - 5.0 - 5.5 - 6.0 - 6.5 ## Polymer - Nbr (nitrile Butadiene) ## Position - Center ## Rear Height (in) - 1.717 ## Rear Width (in) - 1.953 ## Rod Diameter (in) - 0.32 - 0.4 - 0.47 - 0.87 ## Screw Type - Npsm - Screw Plug ## Seal Shape - Rectangle ## Seal Type - Bulk - Nbr 092-2304 - Nbr 095-1596 - Nbr 095-1603, Fkm 190-7673 ## Series - 24 Mining Bit - J Series ## Shape - 10 Deg - 14 Deg - 15 Deg - 15 Degree ## Shoe Width (in) - 57.441 ## Size - J460 ## Thickness (in) - 0.01 - 0.02 - 0.03 - 0.039 ## Thread Size (in - TPI) (in) - 0.1 - 1 - 11 - 1 - 11 1/2 - 1 - 14 ## Track Tensioner Component Type - Cylinder ## Type - -32s4g Permanent Hose Coupling - -24xn4 Permanent Hose Coupling - -24xn6 Permanent Hose Coupling - -20 Mn Permanent Hose Coupling ## Voltage (volts) - 12 - 12 Vdc - 12.0 - 12.00 ## Washer Type - Flat - Internal Tab ## Wear or Durability - Standard ## Width (in) - 0.07 - 0.12 - 0.125 - 0.129 ### Sort By - Relevance - Name - Part number ### Filter & Sort **Category** - [Adapters, Couplings, & Fittings (19809)](https://parts.cat.com/en/catcorp/category/hoses-tubes-adapters-couplings-fittings?page=1&sortBy=0) - [Caps & Plugs (12086)](https://parts.cat.com/en/catcorp/category/hoses-tubes-caps-plugs?page=1&sortBy=0) - [Hoses, Hose Assemblies, & Hose Components (57908)](https://parts.cat.com/en/catcorp/category/hoses-tubes-hose-assy-components?page=1&sortBy=0) - [Hybrid Hose & Tube Assemblies (1110)](https://parts.cat.com/en/catcorp/category/hoses-tubes-hybrid-hose-tube-assy?page=1&sortBy=0) - [Tubes, Tube Assemblies, & Tube Components (67598)](https://parts.cat.com/en/catcorp/category/hoses-tubes-assy-components?page=1&sortBy=0) ## Adapter Size - 24 ## Adapter/Hose Fitting Size - -6 - 1 3/16" - 3/4-16 - 9/16" ## ARM - No ## Bits Per Boards - 9 - 10 - 13 ## Bolt Length (in) - 0.625 - 0.709 - 0.827 - 1.06 ## Bolt Type - Banjo - Banjo Bolt - Hex Flange Head - Hex Head ## Bore Diameter (in) - 2.2 - 2.835 - 4.32 - 64.29 ## Class or Grade - Iso 898-1 Class 10.9 - Iso 898-2 Class 10 - Iso 898-2 Class 8 - Sae J429 Grade 5 (120 Ksi) ## Coating - Black Chromate Over Zinc - Black Oxide - Electroplated Zinc - Mechanical Zinc ## Cross Section Diameter (in) - 0.087 - 0.2 ## Dash Size - -128 - -96 - -88 - -80 ## Depth (in) - 0.5 ## Diameter (in) - 0.13 - 0.16 - 0.236 - 0.25 ## Drive Type - External 8 Sided - External Hex - External Square - Internal Hex ## Front Width (in) - 1.953 ## Grove Width (in) - 0.31 ## Height (in) - 0.09 - 0.1 - 0.12 - 0.15 ## Hole Quantity - 7 - 9 ## Hole Size - 3/4-in Plow Bolt (21 Mm Square) ## Hose Clamp Type - Orfs ## Inside Diameter (in) - 0.08 - 0.12 - 0.13 - 0.14 ## Joint Type - Regular ## Length (in) - 0.12 - 0.157 - 0.16 - 0.21 ## Material Hardness - 90a ## Mount Type - Sleeve ## Number of Bolts - 2 ## Number of Grousers - Triple ## Number Of Mounting Holes - 2 ## Number of Teeth - 13 - 14 - 36 - 69 ## Nut Type - Acorn - Compression Nut - Flared - Hex ## Outer Diameter (in) - 0.11 - 0.13 - 0.19 - 0.23 ## Outside Diameter (in) - 0.11 - 0.15 - 0.19 - 0.23 ## Overall Depth (in) - 2.539 ## Overall Length (in) - 0.01 - 0.047 - 0.213 - 0.25 ## Overall Width (in) - 0.01 - 0.02 - 0.03 - 0.08 ## Pin Diameter (in) - 0.63 ## Pin End Thread Size - 3.5 Beco - 4 BECO - 4.5 Beco - 4.5 BECO ## Pin Type - Hollow - Lock Pin - Plain ## Pipe Diameter (in) - 5.0 - 5.5 - 6.0 - 6.5 ## Polymer - Nbr (nitrile Butadiene) ## Position - Center ## Rear Height (in) - 1.717 ## Rear Width (in) - 1.953 ## Rod Diameter (in) - 0.32 - 0.4 - 0.47 - 0.87 ## Screw Type - Npsm - Screw Plug ## Seal Shape - Rectangle ## Seal Type - Bulk - Nbr 092-2304 - Nbr 095-1596 - Nbr 095-1603, Fkm 190-7673 ## Series - 24 Mining Bit - J Series ## Shape - 10 Deg - 14 Deg - 15 Deg - 15 Degree ## Shoe Width (in) - 57.441 ## Size - J460 ## Thickness (in) - 0.01 - 0.02 - 0.03 - 0.039 ## Thread Size (in - TPI) (in) - 0.1 - 1 - 11 - 1 - 11 1/2 - 1 - 14 ## Track Tensioner Component Type - Cylinder ## Type - -32s4g Permanent Hose Coupling - -24xn4 Permanent Hose Coupling - -24xn6 Permanent Hose Coupling - -20 Mn Permanent Hose Coupling ## Voltage (volts) - 12 - 12 Vdc - 12.0 - 12.00 ## Washer Type - Flat - Internal Tab ## Wear or Durability - Standard ## Width (in) - 0.07 - 0.12 - 0.125 - 0.129 View More 1 - 16 of 1200 results ### [6V-0852: Hydraulic Oil Dust Cap](https://parts.cat.com/en/catcorp/product/6V-0852) Cat® Protect hydraulic systems with dust caps, for shielding openings and preventing dust and debris from entering, ensuring system efficiency **Material Description**: Plastic **Material**: Chloroprene (CR) Rubber, Thermoplastic Plastic --- ### [6L-8617: Radiator Pressure Cap](https://parts.cat.com/en/catcorp/product/6L-8617) Shop Cat® part 6L-8617 radiator pressure cap, a component that maintains pressure in the radiator, aiding in cooling system efficiency and preventing overheating. **Material**: Polycarbonate Plastic, Carbon Steel --- ### [8C-3446: 7/16'' Thread Fluid Sampling Valve](https://parts.cat.com/en/catcorp/product/8C-3446) Cat® 7/16'' Thread Fluid Sampling Valve with STOR Sealing **Material Description**: Brass **Material**: Alloy Steel, Alloy Brass, Alloy Zinc **Overall Length (in)**: 1.49 **Hex Size (in)**: 0.63 --- ### [304-3885: 10 Micron Vented Fuel Cap](https://parts.cat.com/en/catcorp/product/304-3885) Cat® Vented Fuel Cap is designed to regulate air pressure within a fuel tank by allowing the exchange of air while preventing the escape of fuel vapors **Material Description**: Nylon **Overall Height (in)**: 2.6 **Overall Width (in)**: 3.6 **Material**: Polyamide Plastic **Overall Length (in)**: 4.0 --- ### [294-3342: Spring Lock Radiator Cap](https://parts.cat.com/en/catcorp/product/294-3342) Cat® Optimize cooling system function with radiator caps, for regulating pressure, preventing leaks, and maintaining engine temperature **Notes**: LENGTH BETWEEN TABS: 93.6 --- ### [7H-1447: 2-1/2-12 Oil Filler Cap](https://parts.cat.com/en/catcorp/product/7H-1447) Cat® Oil Filler Cap seals the opening of an oil reservoir, preventing contaminants from entering and allowing for easy access for filling and maintenance **Material Description**: Aluminum **Material**: Alloy Aluminum **Thread Size (in)**: 2-1/2-12 **Outside Diameter (in)**: 3.0 **Height (in)**: 1.7 --- ### [9S-8005: 3/4-16 Thread Hex-Drive Plug](https://parts.cat.com/en/catcorp/product/9S-8005) Cat®Internal Hex Plug (Wheel Group, Drive Train) **Length (in)**: 0.9 **Material**: Alloy Steel, Alloy Zinc, Carbon Steel **Height (in)**: 0.5 **Material Description**: Plated Steel **O-ring Seal**: 3K-0360 **Thread Size (in - TPI) (in)**: 3/4 - 16 --- ### [8C-3445: Engine Oil Dust Cap](https://parts.cat.com/en/catcorp/product/8C-3445) Cat® Protect engine oil openings with dust caps, for preventing dust and debris ingress, ensuring clean oil circulation, and maintaining engine health **Material Description**: Plastic **Material**: Chloroprene (CR) Rubber --- ### [036-1865: Zinc Plated Heat Exchanger Radiator Cap](https://parts.cat.com/en/catcorp/product/036-1865) Cat® Cap for Radiators and Hydraulic Oil Cooler **Notes**: GASKET DIAMETER: 36.85 ## [604-2388: Water Pump Pipe](https://parts.cat.com/en/catcorp/product/604-2388) Cat® Water Pump Pipe For Engine **Weight (lb)** 0.07 **Material** Alloy Zinc, Plastic Plastic, Polyamide Plastic, Corrosion Preventative Fluid, Carbon Steel --- ## [7E-6508: Unit Injector Cap](https://parts.cat.com/en/catcorp/product/7E-6508) Find premium unit injector cap and more with Cat. Explore reliable heavy-duty components like alternators and batteries for your needs. **Notes** CONTAINS: CAP, NUT RETAINER --- ## [9S-8004: 9/16-18 Thread Hex Drive Plug](https://parts.cat.com/en/catcorp/product/9S-8004) Threaded plug with O-ring Sealing **Material Description** Plated Steel **Material** Carbon Steel, Alloy Steel, Alloy Zinc **O-ring Seal** 3J-1907 **Thread Size (in - TPI)** 9/16 - 18 --- ## [265-8575: Lockable Vented Fuel Cap](https://parts.cat.com/en/catcorp/product/265-8575) Cat® Enhance fuel security with lockable vented caps, for preventing unauthorized access, and fuel contamination, and ensuring safe fuel storage **Material Description** PLASTIC **Material** Acetal Plastic, Alloy Zinc --- ## [165-6170: 24.13mm Outside Diameter Non-Threaded Plug](https://parts.cat.com/en/catcorp/product/165-6170) Engine Oil level gauge Plug **Material** Nitrile / NBR / HNBR / XNBR Rubber --- ## [3T-3434: 12.7mm Outside Diameter Spherical Plug](https://parts.cat.com/en/catcorp/product/3T-3434) Cat® Plug **Outside Diameter (in)** 0.5 --- ## [398-3011: Diesel Exhaust Fluid Tank Filler Cap](https://parts.cat.com/en/catcorp/product/398-3011) Cat® Diesel Exhaust Fluid Tank Filler Cap seals the filler port, ensuring a secure and leak-free closure allowing easy access for adding fluid to the tank **Material Description** Acetal Plastic **Outside Diameter (in)** 2.9 **Overall Height (in)** 2.5 **Material** Acetal Plastic ## Key ## Key ### Factory Fit This part is designed to fit your Cat equipment based on the manufacturer’s specifications. Any changes to the manufacturer’s configuration might result in the product not fitting your Cat equipment. Please consult your Cat Dealer before purchasing to ensure that this part is appropriate for your Cat equipment in its current condition and assumed configuration. This indicator cannot guarantee compatibility for all parts. ### Features and Benefits Safe, reliable, high performance Cat® Hose Assemblies for all makes & models Let’s be honest, hose and couplings are easy to forget about – until one fails. These critical components carry the fluids that are the driving force of hydraulic systems, so hose reliability can make a difference in your operation. Since the 1960s, Caterpillar has offered a range of high-quality hydraulic hose, coupling products, and assembly tooling kits. We are the only major OEM to build its own hose products, and we continue to invest in improving engineering, reliability, and value to make sure you get the safest, most dependable hose possible. ### Safety & Quality For over 50 years, our hose and couplings have been uniquely designed and manufactured for your machine by Caterpillar as a complete integrated system. We conduct stringent quality and contamination control processes to provide you with consistently manufactured high-quality components. Each system is safely and reliably made through proprietary processes for your application requirements. ### Durable, Flexible Hose Every Cat hose is engineered to surpass industry standards. Our abrasion-resistant hose covers, including ToughGuard™, are made for the harshest operating conditions. Cat hydraulic hoses have a flexible bend radius, allowing you to easily route them through the tightest spaces. ### All Makes, All Models You can service your mixed fleets and other industry applications with our versatile and extensive hose assembly product line. Over 40 types of hoses meet or exceed all major industry standards. And there are over 3000 coupling options, with a wide range of sealing types you can use across a variety of applications and equipment brands. ### Cat® Hose and Tubes Parts Frequently Asked Questions **What types of hoses and tubes are available for Cat® machines?** Cat® parts store offers several types of hoses and tubes, including hydraulic, coolant, engine, and brake hoses. **What are the shipping options for equipment hose and tube parts?** When purchasing hose and tube replacement parts for your equipment, there are several delivery options to choose from depending on your Cat® dealer. - [Reorder your Cat hose assemblies faster with a code.](https://parts.cat.com/en/catcorp/scan-to-buy-solutions) - [Cat Hose & Couplings Value Story](https://caterpillar.scene7.com/is/content/Caterpillar/CM20160404-37147-64913) - [Cat Hose and Couplings – A Look Inside Our High-Performance Hose Plant](https://youtu.be/BW1GkqNwHfo) - [Go Inside Your Cat Dealer’s Hose Shop](https://www.youtube.com/watch?v=C_P7jgaljek) - [Cat Hose and Couplings – One-stop shopping for clean, fast, reliable hose replacement](https://www.youtube.com/watch?v=gQMIz4a2t3w) - [Cat Hose and Couplings – The Difference (video)](https://www.youtube.com/watch?v=7H5eM05IFV8) - [Cat Hose and Couplings – The Difference (animation)](https://www.youtube.com/watch?v=b0FVaM3ATy8) - [Cat Hose and Couplings – The Decision](https://www.youtube.com/watch?v=39Q3olJKBcE) ## Product Pages Page 1 of 75 — showing results 1–16 of 1,200. - [Next page (2)](https://parts.cat.com/en/catcorp/category/hoses-tubes?page=2) - [Last page (75)](https://parts.cat.com/en/catcorp/category/hoses-tubes?page=75)