This Winchester manufactured early variation spring cover is for the pre-war model 1894 lever action rifle & carbine which has the bright fire blue finish and is in very good condition exhibiting a mostly dark grayish brown patina with traces of the original fire blue finish in protected areas.  (file photo)

Note: Winchester model 1894 lever action carbines and rifles with the following calibers and serial numbers have been observed with this part:

30 WCF: 185365, 226898 & 261989

32-40:

38-55: 96084 & 177038