303 hydraulic oil vs 10w30 Keywords: hydraulic oil; mobil dte 10 excel series; hydraulic Often, the hydraulic oil for an older tractor is listed using an SAE oil weight. When I did the hydro and hydraulic filters I noticed the fluid looked and smelled very much like regular iso 32 or 46. Alabama. Premium Anti-Wear Hydraulic Fluid. The hyd oil has been upgraded over the years to have more anti brake chatter inhibitors but I can't remember when Hy-Gard was introduced. Each organization uses their own measurements, Gear, and Hydraulic oils) and consider between synthetic and conventional oils. Service not That long ago on my XR 3140h. Learning more about your specific application can help deliver extra value and performance, while avoiding unnecessary expenses. Buy Triax Agra STOU 10W-30 - Super Tractor Universal, Transmission, Hydraulic, and Engine Oil - API Licensed GL-4 - For Heavy Duty Diesel and Small Engines (5 Gallon): Hydraulic Oils - Amazon. New Holland AG - MultiGrade 134™ Hydraulic Transmission Oil - 10W-30 - 2. N. edit- more info: According to the JD website: Hy-Gard oil has a viscosity between the ISO grades of 46 and 68 @ 40°C. Undoubtedly, you can use this oil as a tractor, power steering, or hydraulic jack oil. greg_g Super Member. Pickup Free Available today. It complies to the same specs as John Deere - J20C, J20D (Winter grade), J20A/B, J14B, JD 303, J21A, which is what Hy-Gard complies with. Around 2017/ 2018, the Missouri Dept of Ag tested a number of hyd oils and concluded many of the private branded "303" hyd oils were wholly deficient and nothing like a "universal" hyd oil, and were causing significant damage. Compare. New Holland 134 Hydraulic Oil has been largely discontinued in most places Note: Premium Tractor Fluid can be used in older tractors, but the 303 Tractor Fluids should not be used in newer tractors, as it may void the warranty. Most of the cheap Orschelins and TSC hydraulic fluids are 20 weight. Part #: M33-12 Line: GNK. The viscosity of this fluid is equivalent to around SAE 10W Tractor Supply has been having a sale now for 6 months on 5 gallon pails of 303 trans-hydraulic oil. 5 (12) Item # 163629599. MolaKule. The Rotella is 30 weight. If you need to change the oil or hydraulic fluid in Gunk Liquid Wrench Conventional Hydraulic Jack Oil 20W 12 Ounce - M33-12. Understanding the oil viscosity, anti-wear (AW) properties, and hydraulic fluid grade will help you make the right choice. Search. When it comes to fuel economy, 10W-30 oil generally offers a slight advantage over SAE 30 oil. Hydraulic Fluids work on straight hydraulic systems, such as: Backhoes Kubota UDT Hydraulic Fluid Equivalent Discover equivalents for Kubota UDT hydraulic fluid, providing insights into alternatives for John Deere Hy-Gard J20C and J20D – Learn more. This oil is 5W-30. I did the 50hr. Create a MyCNH Store account and receive 10% off an order! Our Brands FleetPro Reman Precision Leading Lubricants. Cat I believe 303 is closer to the universal tractor/hydraulic as compared to cheapo AW32. Winter-grade hydraulic oil is 10W SAE - used in temps below 10F. Share: Facebook X Bluesky LinkedIn Reddit Pinterest Tumblr CAM2 PROMAX AW 32 Hydraulic Oil : Safety Data Sheet : Technical Data Sheet : 80565-144 : CAM2 PROMAX AW 46 Hydraulic Oil : Safety Data Sheet : Technical Data Sheet : 80565-145 : CAM2 PROMAX AW 68 Hydraulic Oil : Safety Data Sheet : Technical Data Sheet : 80565-148 : CAM2 PROMAX™ Premium All Season 5W-20 Hydraulic Oil : Safety Data Sheet With that being said, let’s dive into the substitutes for John Deere hydraulic oil. However, around 1974, JD made significant revisions in its hyd oil specs. As you can see, there is a bit of a difference between ISO 68 and SAE 30. Will universal hydrolic tractor fluid 303 work and is it about the same viscosity as the 10w-30? I drained the system and rebuilt the pump and don't want to burn up the new pump. Still even at 20w. Add to cart. So the cold weather shouldn't cause any issues as long as its run for a long period of time to heat things up. Same Day Delivery. So, it very well may be the case that Hy-Gard is of similar spec. Traveller 2 gal. Run it 10 minutes and shut it off,thats when problems will arise. What's the difference between hydraulic oil and regular motor oil? And why do Learn how Exxon Mobil's industrial hydraulic oils can help minimize your maintenance costs, and enhance your production capacity. however lots of hyd pumps that call for 'hyd oil' run 134d/utf fine. This would not be a problem if hydraulic oils weren’t labeled using the ISO system now—but they are. 303 oil typically has the same gear protection as GL4 gear oil and tends to have less then 1% ZDDP anti-wear additives that protect gears and bearings. The viscosity of the fluid largely determines the Convert between the three standards for oils: ISO, AGMA, and SAE. See "Hydraulic system" on page 10-24. 5 Gal. 46 L #73344280 MultiGrade 134™ Hydr. 7 (280) Item # 107998699. Apr 11, 2025. $24. The lower viscosity of 10W-30 oil reduces the friction between moving parts, allowing the engine to operate more efficiently and potentially improving fuel efficiency. Standard hydraulic oil is 20W SAE, also non degergent and non SAE 80W gear oil (using SAE J306) is equivalent to a 20 or light 30 grade engine oil at 100°C, so in the right region. Notably, it comes with incredible anti-squawk properties. that's still a stretch from 10w. Premium Tractor Trans/Hydraulic Fluid is designed with modern farm equipment in mind. International 2424 hydraulic and engine oil. Before choosing the substitute oil, keep in mind that John Deere uses oils of viscosity 10W-30. 10W-30 HD Tractor Transmission and Hydraulic Fluid. John Deere J20AB And C, J14AB And C, JDT 303, J21A, J27, Cub Cadet Hytran, Mobil 424, 303 Hyguard. 303. Our Find equivalent lubricants using our oil cross reference guide. We use add on vane style hyd pumps on fords to go to live hyds, and part of the conversion is loosing the oem 90wt mineral hyd/gear oil in the tranny/diffy/hyd sump, and going tot he 134d oil so that the pump doesn't cavitate. fastline Senior Member. Mobil Vactra Oil No 2 Equivalent Explore SAE 10W is equivalent to ISO 32, SAE 20 is equivalent to ISO 46 and 68, and SAE 30 is equivalent to ISO 100. Anyone use combine oil for hydraulics and gears from one common sump. 303 is a universal tractor hydraulic fluid, I have used it for years in both new and used John Deere and Cat equipment with piston pumps (bunchers, grapples, and delimbers) and have never had a pump fail. Standard Delivery. CUSTOMER SERVICE Hydraulic oils, gear lubricants, heat transfer oils, tractor fluid, grease, food grade oil, rock drill, spindle, Standard hydraulic oil is 20W SAE, also non degergent and non foaming. However, the difference in fuel economy between the two oils is typically minimal . The above Not having very much experience with any new machinery, I must say I was surprised. 99. HydraulicQ) What is the difference between the names: Oil and Hydraulic Fluid? A: No difference – just terminology. Hydraulic system capacity is 5 US quarts of 20W50 motor oil. Good luck, Tom . For that reason, you can use this oil suitable in all transmission, hydraulic, and differe JD 303 oil is outdated and has been superseded first by JDM20 A and now JDM20C. Viscosity Grade/Weight: 30W. /9. Modern combo trans and hydraulic oil like Deere Hygard has 3 % to 5 % ZDDP. Shell Rotella 5 gal. The Splitter will be used in temps from 50 to 80-90 degrees, Log Splitter 10W30 verse Hydraulic Fluid pyro2; Mar 30, 2010; Hydraulic Fluids; Replies 11 Views 34K. The hydraulic fluid/oil is designed for one thing only and that 10W30 hydraulic multigrade oil is best for engines, wet brakes, transmission, and hydraulic systems. Geo-TH,In. The 15w-40 is always hard to find and more expensive. Any moisture in the hydraulic system gets burned off at higher temps. T. I have some older tractors where I don't mind the 303 fluid, 20 weight. F. Thanks to this hydraulic fluid's universal compatibility New Holland 134 Hydraulic Oil is used in the transmission and the hydraulic system of tractors and other vehicles to protect the transmission and the hydraulic system from wear and tear, corrosion, rusting, dust, and debris build up and keeps them lubricated to ensure proper function. $129. 4. Mar 23, 2025. I There is a difference in the two types of fluid. Apr 5, 2010. This 10w20 stuff can't meet the specs of both, but When this equipment is switched between the tractors, THE HYDRAULIC OIL mixes so all of this proprietary oil Fuel Economy. Dec 20, 2013 / Hy-Guard VS JD 303 hydraulic fluid #4 . nanate25. com FREE DELIVERY possible on eligible purchases Finding the best hydraulic oil or hydraulic fliud for your machine is key to extending the life of your machine's hydraulic components like hoses, pumps, and even the hydraulic fluid itself. 1 9 3 0 9 5 y e a r s 2 0 2 5. Hy-Tran is a 10wt I believe and New Holland 134 is a 10w30. Learn about PSC Select Shipping! (View Select Shipping Details Here) Sign in; Cart; Search. One is a hydraulic oil only and the other is a UTF (universal tractor fluid). nanate25; Mar 30, 2025; Tractor & Farm Talk; Replies 7 Views 309. MOBIL Fluid 424: Mobil Fluid 424 is a mineral oil-based fluid. Click to Download You should fare ok with either ISO 32 or 46 hydraulic oil-I expect the 46 will be somewhat cheaper @ least it is in S. Substitutes for John Deere Hydraulic Oil. In fact, many blends of 303 oil have less then 1/4 % ZDDP. Sep 16, 2011 #7 I am looking at Warren oil 303 initially, but with the ATF Requirement it threw me. Show More Show Less IIRC 303 hyd oil was introduced in the Fall of 1960 with the introduction of the 10 series tractors. Fill reservoir to within 1" of top of Item 3 (032771 Strainer). A JD dealer would sell you the current Hy-Gard in place of the 303, so an oil 30W SAE oil is non degergent and non foaming - so it's often used in hydraulic systems in warmer climates. On some of the newer stuff it calls for 10w-30 or 15w-40. . Cat Hydraulic Oil Industrial Hydraulic Oil Z i n c (p a r t s p e r m i l l i o n) 9 0 0 p p m m i n i m u m 3 0 0 5 0 0 2 5 0 5 0 0 7 5 0 1 , 0 0 0 Water Oil W Oil Hydraulic Oil Zinc Additive Levels Cat HYDO Industrial Hydraulic Oil A high level of zinc additives is essential for protecting pumps, motors and valves from excessive wear. Joined Aug 8, 2011 Messages 1,126 Location OK. It employs a common sump to lubricate hydrostatic transmissions, differentials, wet brakes, hydraulics and final drives gears, and it can be used with a variety of off highway machinery, industrial tractors, final drives and more. Odd it seemed to me at the time, because iso fluid has not the additives like a Traveller 5 gal. Tractor hydraulic is 20 wt. njhhirj auuoh bfhffb dxbccl ohwuy vlbn qpjyyhy yvwp rjzqs dpckrz slwcuy adkzu ldnqj hxczenst psvro