Re: '29 U-Joint Plug Threads

Posted by BlackBeerd On 2012/9/1 16:30:45

What is the lead on your zerks?

1/8 pipe is 27 tpi in both straight and tapered. 1/8 British straight pipe is 28 tpi but the treads are at 55 degrees instead of 60.

3/8 nc is 16 tpi and 3/8 nf is 24 tpi.