Grain Systems Tanks PNEG-1070 - Manual (Page 49)

9. Hardware
PNEG-1070 15', 18', 21', 24', 27' and 30' CHT’s 49
Refer to 2.66" Commercial Tank Bolting Requirements on Page 51 for complete bolt usage.
NOTE: The only washers shipped loose with the bins are the steel flat washers. The 5/16" steel flat washer
(S-845) is used where the base angle attaches to the sheet and some are used the main eave
clips. The 3/8" steel flat washers (S-248) are used at the stiffener splices and some are used in
the roof rafter splices.
0.375" x 1.000" Hex flanged head without a plastic sealing washer.
This bolt is used to splice the stiffeners together on the flanges. A steel flat washer is used on the nut
side of the connection. They are also used on the roof rafter splices for commercial roof systems.
S-7927
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 steel flat washer is used on the nut side of the connection.
S-7928