STC Rating Chart

STC Ratings Available from Oregon Door:

STC RATING DOOR THICKNESS FIRE RATING OSHKOSH GASKET # GLASS SIZE (sq in) GLASS TYPE TECH DATA PAGE PAIR OPTION MAX SIZE
48 1 3/4 Non-Rated 28 GASTC48 4-0 x 8-0
48 1 3/4 20 28 GASTC48 4-0 x 8-0
47 1 3/4 Non-Rated 28 GASTC47 4-0 x 8-0
47 1 3/4 20 28 GASTC47 4-0 x 8-0
46 1 3/4 Non-Rated 28 216 5/8 laminated GASTC46 4-0 x 8-0
46 1 3/4 20 28 216 7/8 Pyrostop® GASTC46 4-0 x 8-0
46 1 3/4 45 28 216 7/8 Pyrostop® GFASTC46 3-0 x 7-0
45 1 3/4 Non-Rated 28 216 5/8 laminated GASTC45 4-0 x 8-0
45 1 3/4 20 28 216 7/8 Pyrostop® GASTC45 4-0 x 8-0
44 1 3/4 Non-Rated 28 216 5/8 laminated GASTC44 4-0 x 8-0
44 1 3/4 20 28 216 7/8 Pyrostop® GASTC44 4-0 x 8-0
44 1 3/4 45 28 484 7/8 Pyrostop® GFASTC44 3-0 x 7-0
43 1 3/4 Non-Rated 28 484 1/2 laminated GASTC43 4-0 x 8-0
43 1 3/4 Non-Rated 30 216 5/8 laminated GASTC43 Yes 8-0 x 8-0
43 1 3/4 20 28 484 7/8 Pyrostop® GASTC43 4-0 x 8-0
43 1 3/4 20 30 216 7/8 Pyrostop® GASTC43 Yes 8-0 x 8-0
43 1 3/4 45 28 864 7/8 Pyrostop® GFASTC43 3-0 x 7-0
41 1 3/4 Non-Rated 28 216 7/8 Pyrostop® GASTC41 4-0 x 8-0
41 1 3/4 20 28 216 7/8 Pyrostop® GASTC41 4-0 x 8-0
41 1 3/4 45 28 864 7/8 Pyrostop® GFASTC41 3-0 x 7-0
40 1 3/4 Non-Rated 28 864 1/2 laminated GASTC40 4-0 x 8-0
40 1 3/4 20 28 864 7/8 Pyrostop® GASTC40 4-0 x 8-0
39 1 3/4 Non-Rated 30 216 5/8 laminated GASTC39 Yes 8-0 x 8-0
39 1 3/4 20 30 216 7/8 Pyrostop® GASTC39 Yes 8-0 x 8-0
37 1 3/4 45-60-90 32 484 5/16 ceramic FREMSTC37 4-0 x 8-0
36 1 3/4 Non-Rated 28 1296 1/4 laminated GASTC36 4-0 x 8-0
36 1 3/4 20 28 484 5/16 ceramic GASTC36 4-0 x 8-0
31 1 3/4 Non-Rated 14 720 1/4 tempered GPSTC31 4-0 x 8-0
31 1 3/4 20 14 n/a n/a GPSTC31 4-0 x 8-0
                 
* STC 46 and higher may have longer lead times
* Factory installed glazing is required to ensure acoustic value
* Pairs tested as standard swing only, used in double egress will affect acoustic rating and/or void fire label
* Standard gasket set numbers shown, alternate sets with use of mortise door bottoms also available.  At singles, use 29.  At pairs, use 31.  At fire rated STC37, use 33.