This Marlin manufactured front sight screw is for the Glenfield model 60 semi-auto rimfire rifle produced after June of 1975 and using the third variation front sight. This screw is in very good condition with light wear.  (file photo)

Note: Firearms with the following years of manufacture and serial numbers have been observed with this part:

1975: 25359287 & 25404905

1976: 24498679, 24500654, 24528522 & 24589170

1977: 23441980, 23485890, 23512316 & 23558978

1978: 22330018, 22349652, 22389946, 22436687, 22439159 & 22457946

1979: 21312564, 21418578 & 21459280

1980: 20360112, 20385176, 204133309 & 20643810

1981: 19355124

1982: 18310645, 18412956, 18417651 & 18418378