BRONZE LEAD SCREW NUT 1-1/4? RH #F2531 linear motion power translation brass

Description

1 -  LEAD SCREW NUT
#F2531
ESTATE FIND!         Used brass nut for linear motion. Discoloration and dings from use and open storage. Brass/bronze body is solid and intact, threads appear to be good upon visual inspection.
Maker and screw size is unknown. Approx measurements are:  Flange - 3.5" diameter x 1/2" thick;  Neck/Shaft - 1-15/16" diameter x 1-7/8" long;  Total Length - 2-3/8";  Screw Hole - 1-1/8" inside diameter,  1-1/4" outside diameter.
This listing is for one nut. Last pic shows the two nuts available at the beginning of this listing.
CONTACT ME WITH ANY QUESTIONS, COMMENTS, OR CONCERNS.