[AT] Allis Chalmers ED40 injector pipes

[Cecil Bearden]

At the time I wrote this I was thinking hydraulic steel tubing. 
Hydraulic tubing fittings have a ferrule that clamps down on the tubing 
when tightened the first time.     Most diesel tubing has the ferrule 
brazed on to the tubing.
Cecil

On 2/8/2020 10:46 PM, Thomas Martin wrote:
>
> Nylon tubing no matter how highly reinforced it is, will not cut the 
> mustard as injector pipes.
>
> Tom
>
>
>> On 09 February 2020 at 16:53 James Peck <jamesgpeck at hotmail.com 
>> <mailto:jamesgpeck at hotmail.com>> wrote:
>>
>>
>> Parker makes fittings specifically for pressurized diesel. The 
>> question is the thread standard used back then might not be 
>> available. Does anyone know the thread system used in the early 50s 
>> in the UK for fuel injection? Might be BSP.
>>
>> https://www.parker.com/Literature/Brass%20Products/Bul.%20DF-01.pdf
>>
>> [link] Fittings: Available in inch and metric sizes covering SAE, 
>> BSP, DIN, GAZ, JIS and ISO thread configurations, manufactured from 
>> steel, stainless steel, brass, aluminum, nylon and thermoplastic.
>>
>> Cecil Bearden AT List member, Oklahoma farmer, and Professional 
>> Engineer (crbearden at copper.net <mailto:crbearden at copper.net>); IIRC 
>> the tube fittings on the injectors and the pump are threaded into the 
>> pump casting and the injectors to adapt them to the tubing. If you 
>> could determine the thread in the pump and injectors, then a 
>> hydraulic fitting could be used for the lines. Just a thought Cecil
>>
>> John Maddock AT List Member (agtronixjv at southcom.com.au 
>> <mailto:agtronixjv at southcom.com.au>); Thanks James. I'll pass this 
>> info on to Guy.
>>
>> With a thread gauge you could determine the size and pitch of all the 
>> ports. With an on-line catalog (Parker is one suggestion) you could 
>> identify all the fittings you need. Parker catalogs usually have info 
>> on making up tube assemblies. You would also need to order tubing and 
>> a tube bender. I bet you can bend up the set of tubes yourself. The 
>> steel tubing is the only thing that is difficult to ship. You could 
>> maybe pick that up at a local fluid power distributor. If you gave 
>> your list of parts to a local fluid power distributor they could 
>> probably cross it over to the similar items in the brands they carry.
>>
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