Grain Systems Tanks PNEG-1000 - Manual (Page 24)

6. Bolting Requirements
24 PNEG-1000 2.66" Commercial Tank Stiffener and Sidewall
Refer to 2.66" Commercial Tank Bolting Requirements for Complete
Bolt Usage. (Continued)
S-7928
NOTE: Outside stiffened bins with sidewall that is 10 gauge laminated or thicker will have three (3) sealing
washers per sheet provided loose. See the instructions for installation of these loose sealing
washers. Outside stiffened bins, 42' and larger diameter also may have loose sealing washers
provided for the roof rafter wall attachment bracket in the roof assembly hardware. See the
roof instruction manual on those washers and their installation. All other sealing washers are
pre-assembled onto the bolts. Steel flat washers are shipped loose. In the shell portion of the bin
the 5/16" steel flat washer (S-845) is used where the base angle attaches to the sheet and some
are installed at the main eave clips. The 3/8" steel flat washers (S-248) are used at the stiffener
splices and at the laminated stiffener to sidewall locations and steel flat washers are also utilized
in some roof locations.
0.375" x 1.500" Hex flanged head without a plastic sealing washer.
This bolt is used to attach the flanges of the 5 gauge base stiffener to the splice plates and splice
laminated stiffeners together. A flange nut is used on the nut side of the connection.
A 1.873" (4.75 cm)
B Grade 8
C Grade 8.2
D Side View
E Top View