This I'm almost 99.9% is the real deal.. I am A newbie here, and have had this lock in my possesion for 35 years..
"WF.&Co.". 3 1/4" high x 2 1/2" wide. Steel case. Steel Shackle.There is a hole going through the case and the shackle to accept the wire seal."J.H.W. CLIMAX Co. NEWARK N.J. U.S.A." is stamped on the obverse ofthe shackle. Made for: Wells Fargo & Co. Mfg by: J. H. W. Climax Co.
Case is all steel..cover looks as it is a cast brass.