Numrich Arms has a great supply of parts for the Glenfield Model 10.
The Glenfield Model 75 was produced from the years 1960 to present. Unfortunately, the Glenfield 60 inner firing parts will not fit a model 75 Glenfield.
how old is a glenfield model 10 serial 27516957?
The Glenfield 22 model 75 is the same as the Marlin 75. It was made for Sears and the parts probably can be obtained from Marlin In New Haven, Connecticut. This site has parts for the Glenfield model 75. http://www.gunpartscorp.com/ I have them. www.countrygunsmith.net
the Glenfield model 10 singleshot 22 cal. was manufactured 1966-1978
Numrich gun parts
Your Glenfield was made in the year 1974.
About 75 USD.
About 75 USD.
I would seriously start my search at numrich gun parts corp.your gun is a model 60 glenfield that was made for montgomery wards by marlin/glenfield.
I would go to Numrich Gun Parts Corp.
Numrich gun parts, look under Marlin/Glenfield parts list
1975