"High Security Padlocks - S&G 831"

The S&G 831 is considered to be a high security padlock.

Click to Enlarge Image S&G 831 (1972-1973) - 3/8" Shackle - Chrome Plated. 3 3/4" high x 2 1/2" wide x 1 5/8" x 3/8" shackle diameter x 1" shackle height x 3/4" throat width. Stainless steel alloy case chrome plated. Stainless steel shackle. Made for: United States Government. Mfg by: Sargent & Greenleaf. Daniel Berry & Stanley Knott Patent # 3572064. 7104
Click to Enlarge Image S&G 831 (1972-1973) - 1/2" Shackle - Chrome Plated. 3 3/4" high x 2 1/2" wide x 1 5/8" x 1/2" shackle diameter x 1" shackle height x 3/4" throat width. Stainless steel alloy case chrome plated. Stainless steel shackle. Made for: United States Government. Mfg by: Sargent & Greenleaf. Daniel Berry & Stanley Knott Patent # 3572064. 4238
Click to Enlarge Image S&G 831 "1972" - 3/8" Shackle. 3 3/4" high x 2 1/2" wide x 1 5/8" x 3/8" shackle diameter x 1" shackle height x 3/4" throat width. Stainless steel alloy case. Stainless steel shackle. Made for: United States Government. Mfg by: Sargent & Greenleaf. Daniel Berry & Stanley Knott Patent # 3572064.
"The Mike Pitman Collection"
5886
Click to Enlarge Image S&G 831 "1972" - 1/2" Shackle. 3 3/4" high x 2 1/2" wide x 1 5/8" x 1/2" shackle diameter x 1" shackle height x 3/4" throat width. Stainless steel alloy case. Stainless steel shackle. Made for: United States Government. Mfg by: Sargent & Greenleaf. Daniel Berry & Stanley Knott Patent # 3572064. 7105
Click to Enlarge Image S&G 831A (1972-1973) - Chrome Plated. 3 3/4" high x 2 1/2" wide x 1 5/8" deep at the bottom tapering out to 1 13/16" at the top x 1/2" shackle diameter x 27/32" throat width. Stainless steel alloy case chrome plated. Stainless steel shackle. Made for: United States Government. Mfg by: Sargent & Greenleaf. Daniel Berry & Stanley Knott Patent # 3572064. 4239
Click to Enlarge Image "S&G 831B 1973". 4" high x 2 1/2" wide x 1 5/8" deep at the bottom tapering out to 1 7/8" at the top x 1/2" shackle diameter x 1/2" shackle height x 3/4" throat width. Stainless steel alloy case. Stainless steel shackle.  Made for: United States Government. Mfg by: Sargent & Greenleaf. Daniel Berry & Stanley Knott Patent #'s 3572064  3638460More... 4232
Click to Enlarge Image "S&G 831B 1974". 4" high x 2 1/2" wide x 1 5/8" deep at the bottom tapering out to 1 7/8" at the top x 1/2" shackle diameter x 1/2" shackle height x 3/4" throat width. Stainless steel alloy case. Stainless steel shackle. Made for: United States Government. Mfg by: Sargent & Greenleaf. Daniel Berry & Stanley Knott Patent #'s 3572064  3638460. Harry C. Miller Patent # 3713309More... 5860
Click to Enlarge Image "S&G 831B 1975". 4" high x 2 1/2" wide x 1 5/8" deep at the bottom tapering out to 1 7/8" at the top x 1/2" shackle diameter x 1/2" shackle height x 3/4" throat width. Stainless steel alloy case. Stainless steel shackle. Made for: United States Government. Mfg by: Sargent & Greenleaf. Daniel Berry & Stanley Knott Patent #'s 3572064  3638460. Harry C. Miller Patent # 3713309More...
"The Mike Pitman Collection"
5883
Click to Enlarge Image "S&G 831B 1976". 4" high x 2 1/2" wide x 1 5/8" deep at the bottom tapering out to 1 7/8" at the top x 1/2" shackle diameter x 1/2" shackle height x 3/4" throat width. Stainless steel alloy case. Stainless steel shackle. Made for: United States Government. Mfg by: Sargent & Greenleaf. Daniel Berry & Stanley Knott Patent #'s 3572064  3638460. Harry C. Miller Patent # 3713309More... 5885
Click to Enlarge Image "S&G 831B 1978". 4" high x 2 1/2" wide x 1 5/8" deep at the bottom tapering out to 1 7/8" at the top x 1/2" shackle diameter x 1/2" shackle height x 3/4" throat width. Stainless steel alloy case. Stainless steel shackle. Made for: United States Government. Mfg by: Sargent & Greenleaf. Daniel Berry & Stanley Knott Patent #'s 3572064  3638460. Harry C. Miller Patent # 3713309More... 7106
Click to Enlarge Image "S&G 831B 1984". 4" high x 2 1/2" wide x 1 5/8" deep at the bottom tapering out to 1 7/8" at the top x 1/2" shackle diameter x 1/2" shackle height x 3/4" throat width. Stainless steel alloy case. Stainless steel shackle. Made for: United States Government. Mfg by: Sargent & Greenleaf. Daniel Berry & Stanley Knott Patent #  3638460. Harry C. Miller Patent # 3713309More...
"The Mike Pitman Collection"
4903
Click to Enlarge Image "S&G 831B M 1985". 4" high x 2 1/2" wide x 1 5/8" deep at the bottom tapering out to 1 7/8" at the top x 1/2" shackle diameter x 1/2" shackle height x 3/4" throat width. Stainless steel alloy case. Stainless steel shackle. Made for: United States Government. Mfg by: Sargent & Greenleaf. Daniel Berry & Stanley Knott Patent # 3638460. Harry C. Miller Patent # 3713309More... 4233
Click to Enlarge Image "S&G 831B M 1987". 4" high x 2 1/2" wide x 1 5/8" deep at the bottom tapering out to 1 7/8" at the top x 1/2" shackle diameter x 1/2" shackle height x 3/4" throat width. Stainless steel alloy case. Stainless steel shackle. Made for: United States Government. Mfg by: Sargent & Greenleaf. Daniel Berry & Stanley Knott Patent # 3638460. Harry C. Miller Patent # 3713309. More... 4237
Click to Enlarge Image "S&G 831B M1 1985". 4" high x 2 1/2" wide x 1 5/8" deep at the bottom tapering out to 1 7/8" at the top x 1/2" shackle diameter x 1/2" shackle height x 3/4" throat width. Stainless steel alloy case. Stainless steel shackle. Made for: United States Government. Mfg by: Sargent & Greenleaf. Daniel Berry & Stanley Knott Patent # 3638460More... 7107
Click to Enlarge Image "S&G 831B M1 1986". 4" high x 2 1/2" wide x 1 5/8" deep at the bottom tapering out to 1 7/8" at the top x 1/2" shackle diameter x 1/2" shackle height x 3/4" throat width. Stainless steel alloy case. Stainless steel shackle. Made for: United States Government. Mfg by: Sargent & Greenleaf. Daniel Berry & Stanley Knott Patent # 3638460More...
"The Mike Pitman Collection"
5884
Click to Enlarge Image "S&G 831B M1 1987". 4" high x 2 1/2" wide x 1 5/8" deep at the bottom tapering out to 1 7/8" at the top x 1/2" shackle diameter x 1/2" shackle height x 3/4" throat width. Stainless steel alloy case. Stainless steel shackle. Made for: United States Government. Mfg by: Sargent & Greenleaf. Daniel Berry & Stanley Knott Patent # 3638460. Harry C. Miller Patent # 3713309More... 4243
Click to Enlarge Image "S&G 831B M1 1988". 4" high x 2 1/2" wide x 1 5/8" deep at the bottom tapering out to 1 7/8" at the top x 1/2" shackle diameter x 1/2" shackle height x 3/4" throat width. Stainless steel alloy case. Stainless steel shackle. Made for: United States Government. Mfg by: Sargent & Greenleaf. Daniel Berry & Stanley Knott Patent # 3638460. Harry C. Miller Patent # 3713309More... 4244