B5100 (and others) Cylinder Cap Plug info

twostep

New member

Equipment
B5100E
Jun 10, 2012
26
0
0
Ky
I need information on the cylinder cap plug for the lift on my B5100. The Kubota part number is 06311-25040. I have looked it up in my manual and through internet searches but nowhere does it state what TYPE of plug it is. I've seen on here where someone had a line plumbed into it for a plow lift or something.

I would like to know what the thread type is so that I can add a hydraulic line for a dump trailer.

Thanks!
 

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JeffL

Member

Equipment
B7200E, B4200DT
Jan 8, 2016
344
6
18
North Central Ar.
I believe that is a 1/2" BSPT or British straight Pipe Threads. The male threads measure 0.812 diameter with 14 threads per inch. Jeff
 

100 td

Active member

Equipment
B21TLB (B21, TL421 & BT751) Toyota SDK4 T116 Bobcat
Aug 29, 2015
1,776
8
38
ɹǝpunuʍop
Just in case you're interested for future use, thread pitch gauges from amazon or ebay are cheap and can help determine thread types and sizes, with assistance from a digital vernier (for folks like me with poor eyes)