? about banjo hydraulic fittings, JD790

   / ? about banjo hydraulic fittings, JD790 #21  
<font color="blue"> You would not have to mess with the crush washers (which no one ever has when they take something apart and re-use the old one ) </font>

In the past whenever I have needed a crush washer I simply took the old one with me to my local Auto Zone and told them to look in brake parts. They have always been able to match what I needed.
 
   / ? about banjo hydraulic fittings, JD790
  • Thread Starter
#22  
The trouble with auto parts is that none of the brake hose banjo fittings are as large as these. These are SAE-8 (3/4"x16tpi). I've checked with NAPA and spent an hour or so personally going through all of their vendor catalogs and found nothing even close. Nearly everything in brake lines is 10mm, but this is a 19mm size by comparison.

If the Indian source doesn't pan out, I'll just have to make them on the lathe.

As for reusing the existing fittings, I have thought about that too. If I was going to use the existing banjos, I would just cut off the lines and make a drilled tubular coupling and braze it on as a splice to new tubing. This gets me the connections to the tractor but doesn't help with the new connections to the control valve, which I very much want to use banjos for also. Beyond that I am not crazy about spliced lines.

Remember that the existing tubing lines are not a standard diameter, making flareless tubing not an option (the bite sleeve won't bite), and making any flaring tool I know of useless (no way to clamp the tube). Don't ask me where they get this, but the existing tubing measures 0.485" with my caliper, which doesn't seem to be an even metric size either. Maybe it is just oversize 12mm, but I still don't have a 12mm tubing flare tool. Anyway, drilling a splice coupling and brazing it would not be a problem.

Better still, I could always un-braze the existing banjos from their tubes. The OD of their braze sleeve is 0.610 inches which should leave plenty of wall thickness to braze onto 1/2 inch tubing. But I still want to get at least three more banjos for the control valve, and I kind of hated to take apart the original lines, but maybe I should reconsider that if I am going to have to make them on the lathe. I might be able to find some old JD hydraulic lines with these banjos on them, but haven't had any luck with that so far. /forums/images/graemlins/smirk.gif
 
   / ? about banjo hydraulic fittings, JD790 #23  
Tom, I posted on your other thread also. Doesn't Deere sell the copper washers seperately? No green paint on them, so they should be relatively cheap /forums/images/graemlins/wink.gif

Also, can you get just a line with the banjo fittings on from Deere? Then unbraze and use as you described. I'll check to see what's in my parts box tonight /forums/images/graemlins/smile.gif
 
   / ? about banjo hydraulic fittings, JD790
  • Thread Starter
#24  
Pineridge,

Yes you can get the hollow bolts and the copper washers from JD. Not cheap, but not too bad. The tubing lines with banjo ends on them, on the other hand, are indeed available. I called and priced them, but they run about $80 per line for the shortest lines in their catalog. That's $40 per fitting and you still have to unbraze them, more than the most expensive stuff in the Parker Hannifin catalog I think. At that price I would spend a couple weeks turning them on the lathe first.

On the other hand if someone has a banjo line they don't need and want to sell it cheap... For instance if someone installed a power beyond kit and is willing to sell the lines they took off cheaply?

Call me cheap. /forums/images/graemlins/smirk.gif
 
   / ? about banjo hydraulic fittings, JD790 #25  
have you tried these guys? Hydraulic House - 1342 W. Church St. - Orlando, FL 32805 : 1-800-771-7500 They've helped us find some "odd ball" stuff.
 
   / ? about banjo hydraulic fittings, JD790
  • Thread Starter
#26  
dummy (no offense intended, but you chose the login /forums/images/graemlins/grin.gif),

Acutally they came closer than I had expected. They tell me they have an 18mm metric. That's a bit over 0.04" undersize. I could drill it out, but that would restrict the flow about 40% which isn't very desirable. Also its a hose barb fitting which would have to drill or braze a coupling sleeve around.

They're going to fax me what they have.

Still looking to India, second-hand JD lines, or fabricating them on the lathe.

You might think that in the time I've been searching for these I could have just fabricated them by now, but unfortunately I get more time at a computer than working in the shop. Haven't had ten minutes on the late in months, but I may be scheduling some time. /forums/images/graemlins/smirk.gif
 
   / ? about banjo hydraulic fittings, JD790 #27  
Well Tom, it's good news/bad news. I finally had a look and I've got three banjo bolts and two copper washers (good news?) but no leftover hydraulic lines (bad news). Unfortunately for you, I'm one of those anti-clutter types who throws unused stuff away. Fortunately for me, it only took a few seconds to realize what I had/didn't have.

Let me know here or PM if these small bits are useful to you. I'm happy to let them go for shipping costs /forums/images/graemlins/smile.gif
 
   / ? about banjo hydraulic fittings, JD790
  • Thread Starter
#28  
Absolutely I will take them. Let me know what the cost is and I'll get that off to you.

You can email me at:

tomrscott at sterlink dot net

Maybe somebody else out there has installed the power-beyond kit and has the left over hydraulic lines still kicking around and is willing to part with them?
 

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