Thread: Vintage Sewing Machine Shop.....Come on in and sit a spell
View Single Post
Old 05-07-2013, 06:39 AM
  #41308  
J Miller
Super Member
 
Join Date: Feb 2012
Posts: 8,091
Default
I would say, indefinitely. Regular oil lasts nearly forever in the bottle so I'd take a look see at the oil, shake it up, then see what it looks like.

~Or~ Contact Tri-Flow and ask them. They made it.

Joe
J Miller is offline