Grain Systems Tanks PNEG-4072A - Manual (Page 28)

Chapter 3: Hardware Requirements
Bolt S-7485
An S–7485 is a 3/8 x 1 in. JS hex bolt with flanged head and without a sealing washer.
Bolt (S-7485) is used in the following locations:
• Use to splice the stiffeners together on the flanges. (A flange nut
is used on the nut side of the connection.)
• Use to splice the laminated stiffeners together. (A flange nut is
used on the nut side of the connection.)
• The color of bucket lid is light green.
A 1.350 in. (3.43 cm) C Grade 8
B 1.000 in. (2.54 cm) D Grade 8.2
Bolt S-7487
An S–7487 is a 3/8 x 1 in. JS bolt that is pre-assembled with a sealing washer.
Bolt (S-7487) is used in the following locations:
• Use in all sidewall connections for 20 gauge through 10 gauge
sidewall to sidewall sheets.
• Use for horizontal and vertical seam connections for 9 gauge
through 8 gauge sidewall sheets.
• Use when attaching base angle to sidewall sheet on flat bottom
bins.
• Color of bucket lid is grey.
NOTE: Do not use to splice the stiffeners together on the flanges
where they connect to each other or the splice plates.
A 1.350 in. (3.43 cm) C Grade 8
B 1.000 in. (2.54 cm) D Grade 8.2
Bolt S-7486
An S–7486 is a 3/8 x 1 1/2 in. JS hex bolt with a flanged head without a sealing washer.
Bolt (S-7486) is used in the following locations:
• Use in special seismic tanks.
• The color of the bucket lid is dark brown.
A 1.850 in. (4.70 cm) C Grade 8
B 1.500 in. (3.81 cm) D Grade 8.2
28 Pneg-4072A 72 Ft Diameter 40-Series Bin