Thompson Center does not publish date ranges for there guns, but from the number I would estimate the date to be mid 90's
No way to answer without more information. They are modern day guns, and still being made. You can contact Thompson Center through their website at tcarms.
The model is Hawkins- value in excellent condition about $250.
You will have to call TC to find out.
No published sn data
The serial number of a Thompson Center Contender can help determine its year of manufacture, as the company has used specific serial number ranges for different production years. Generally, you can refer to Thompson Center's records or contact their customer service for precise information regarding a specific serial number. Additionally, various online resources and forums may provide tables correlating serial numbers to manufacture dates.
The Thompson Center Hawken rifle with serial number 66841 was likely made in the late 1970s to early 1980s. Thompson Center Arms began production of the Hawken model in the mid-1970s, and serial numbers from that era can help narrow down the specific year of manufacture. For an exact year, consulting a Thompson Center production records or reference guide would provide definitive information.
Depending on current condition, the quality of the kit and the quality of the build; 100-300 USD.
Thompson Center Arms was created in 1965.
James R. Thompson Center was created in 1985.
Thompson Center is currently owned by Smith and Wesson holding corp.
contact Thompson Center Customer Service.