Grain Systems Tanks PNEG-4021 - Manual (Page 29)

4. Bolt and Nut Usage
PNEG-4021 40 Series 18', 21' and 24' Diameter Bins 29
Bolt (S-7486)
An S-7486 is a 3/8" x 1-1/2" JS hex bolt with a flanged head without a sealing washer.
Bolt (S-10250)
An S-10250 is a 7/16" x 1-1/4" JS bolt that is pre-assembled with a sealing washer.
Bolt (S-7486) is used in the following locations:
1. Use in special seismic tanks.
2. The color of the bucket lid is dark brown.
A 1.850" (4.70 cm)
B 1.500" (3.81 cm)
C Grade 8
D Grade 8.2
Bolt (S-10250) is used in the following locations:
1. Use in bins 54' and 60' in diameter.
2. Use in eave bracket to inside stiffener connection.
3. Use in tension plate to eave bracket connection.
4. Use in rafter clip to rafter connection.
5. Use in laminated purlins.
6. Use in purlin clip to rafter and purlin clip to purlin
connections.
7. Use in X-brace to rafter connection.
8. Use in center collar splice connection.
9. Use in center collar channel clip to center collar.
10. Use in rafter to center collar and rafter to eave bracket
connections.
11. Use in center collar channel to clip.
12. Delivered in a box, not a bucket.
A 1.542" (3.92 cm) C Grade 8
B 1.250" (3.18 cm) D Grade 8.2