Grain Systems Tanks PNEG-4021 - Manual (Page 65)

6. Stiffeners
PNEG-4021 40 Series 18', 21' and 24' Diameter Bins 65
12 Bolt Pattern Close-Punch Laminated Stiffeners with Insert
Refer to the following information for a close-punch connection of two (2) 12 bolt pattern laminated
stiffeners (CTS-2137XX) with an inserts (CTS-2138XX).
(See Figure 6AA.)
Figure 6AA Close-Punch 12 Bolt Pattern Laminated Stiffeners with Insert
NOTE: 2 Post stiffeners shown. The bolt pattern will vary for 3 post. Only place bolts where holes in the
stiffeners align with holes in the sidewall sheet.
Ref # Part # Description
A CTS-2137XX Close-Punch Laminated Stiffener
B CTS-2138XX Close-Punch Insert
C S-7485 Flange Bolt 3/8"-16 x 1" JS Grade 8 or Grade 8.2
D S-9426 Flange Nut 3/8"-16 JS
E Completed Assembly