Standard Weight Concealed Bearing LifeStan®

CB1930R – (ANSI A8312) Steel – polished and plated or phosphated and prime coated for painting

CB1990R – (ANSI A2312) Brass or bronze – polished and plated or painted

CB1990R (32) – (ANSI A5312) Stainless steel – highly polished

CB1990R (32D) – (ANSI A5312) Stainless steel – satin finish

• For medium weight mineral core, kalamein, or wood doors of average frequency, hung on channel iron frames
• Concealed LifeStan® bearing for trouble-free, long life – no oil, no grease, no maintenance
• Pins in nonferrous hinges are stainless steel
• Reversible flush tips and pins
• Hinges can be furnished with hospital tips (HT)
• Consider using a back plate with these hinges
• LifeStan® limited lifetime warranty
• Available with exposed tips (ET)
• Packed with machine screws and grommet nuts for 1 3/4" doors

Heavy Weight Concealed Bearing LifeStan®

CB1931R – (ANSI A8311) Steel – polished and plated or phosphated and prime coated for painting

CB1991R – (ANSI A2311) Brass or bronze – polished and plated or painted

CB1991R (32) – (ANSI A5311) Stainless steel – highly polished

CB1991R (32D) – (ANSI A5311) Stainless steel – satin finish

• For heavy, or high frequency mineral core, or wood doors with edge rails that won’t hold screws, hung on channel iron frames
• Heavy weight gauges increase available bearing surface area for maximum friction reduction
• Size 6” (152mm) also recommended for lead lined doors not exceeding 250 lbs (113 Kg)
• Concealed LifeStan® bearing for trouble-free, long life – no oil, no grease, no maintenance
• Pins in nonferrous hinges are stainless steel
• Reversible flush tips and pins
• Hinges can be furnished with hospital tips (HT)
• Consider using a back plate with these hinges
• LifeStan® limited lifetime warranty
• Available with an inline hole pattern for tubular steel doors
• Available with exposed tips (ET)
• Packed with machine screws and grommet nuts for 13/4" doors