yes, the TF jack is a similar screw jack except the top of the screw is a disc shape 'checkered' piece like a modern bottle jack instead of the U shape piece - shown in the Assembly Manual sect 14, sheet 15/16 .... the same up to about '72 I believe

Bill


Moved over to the Passing Lane

"When we tug a single thing in nature, we find it attached to the rest of the world" ~ John Muir
"When we tug a single thing on an old truck, we find it falls off" ~ me
Some TF series details & TF heater pics