11th year of production (1966) Barrel Lug: Uncertain
Battle Sight on RSL: D
Bayonet Type: Spike
Bayonet Lug: Uncertain
Bolt Carrier: Uncertain
Gas Tube: Late 2 Piece
Gas Block: Early Milled
Receiver Cover Takedown: Normal
Rear Sight Block: Uncertain
Serial Number Format: 7 digit, 1,1XX,XXX
S/N on Components: Last 5 digits
S/N on Stock: Uncertain
Stock Swivel: Uncertain
Trigger Group Type: Uncertain
Notes: Found on internet, user unknown, gun is basically horsetrash with anything not bubba'd mismatching. (click on images for full size).
13th year of production (1968) Barrel Lug: Short
Battle Sight on RSL: Uncertain
Bayonet Type: Spike
Bayonet Lug: Early Cut
Bolt Carrier: Uncertain
Gas Tube: Late 2 Piece
Gas Block: Uncertain
Receiver Cover Takedown: Normal
Rear Sight Block: Mid Milled
Serial Number Format: 7 digit, 1,3XX,XXX
S/N on Components: Last 5 digits
S/N on Stock: Last 5 digits, leading zeros, large font (0.315")
Stock Swivel: Bottom
Trigger Group Type: Uncertain
Notes: Found on internet, user unknown, has been converted to a Navy Arms Type 84 with detachable magazine and manual bolt hold open. All parts suspect. (click on images for full size).
14th year of production (1969) Barrel Lug: Short
Battle Sight on RSL: D
Bayonet Type: Spike
Bayonet Lug: Late Non-Cut
Bolt Carrier: Late Non-Cut
Gas Tube: Early 1 Piece
Gas Block: Early Milled
Receiver Cover Takedown: Normal
Rear Sight Block: Mid Milled
Serial Number Format: 7 digit, 1,4XX,XXX
S/N on Components: Last 5 digits
S/N on Stock: Uncertain
Stock Swivel: Uncertain
Trigger Group Type: Early Milled
Notes: Found on internet, user unknown, converted to a paratrooper with a replacement stock. (click on images for full size).