Standard Elevator Bucket Punching
The type, size, weight, capacity, spacing, and projection of the buckets are critical factors in determining the correct belt for carrying the load and holding the buckets. The number, size and location of the bolts are also important.
Rubber Conveyor Belting, Elevator Bucket Punching Patterns  
Bucket Size Punch Style No. of Holes Hole Centers Hole Size Bolt Size
5" x 4" P-1 2 3-3/16" 9/32" 1/4"
6" x 4" P-1 2 4-3/8" 9/32" 1/4"
6" x 5" P-1 2 4-3/8" 9/32" 1/4"
7" x 4" P-2 3 2-11/16" 9/32" 1/4"
8" x 4" P-2 3 3-1/16" 9/32" 1/4"
9" x 4" P-2 3 3-5/8" 9/32" 1/4"
7" x 4-1/2" P-2 3 2-11/16" 9/32" 1/4"
7" x 5" P-2 3 2-11/16" 9/32" 1/4"
8" x 5" P-2 3 3-1/16" 9/32" 1/4"
9" x 5" P-2 3 3-5/8" 9/32" 1/4"
10" x 5" P-2 3 4-1/8" 9/32" 1/4"
10" x 5-1/2" P-2 3 4-1/8" 9/32" 1/4"
8" x 6" P-2 3 3-1/16" 9/32" 1/4"
9" x 6" P-2 3 3-5/8" 9/32" 1/4"
10" x 6" P-2 3 4-1/8" 9/32" 1/4"
10" x 7" P-2 3 4-1/8" 9/32" 1/4"
11" x 5" P-3 4 3" 9/32" 1/4"
12" x 5" P-3 4 3-3/8" 9/32" 1/4"
11" x 6" P-3 4 3" 9/32" 1/4"
12" x 6" P-3 4 3-3/8" 9/32" 1/4"
11" x 7" P-3 4 3" 11/32" 5/16"
12" x 7" P-3 4 3-3/8" 11/32" 5/16"
Rubber Belting for Conveyors, Bucket Elevator Punching Data  
Bucket Size Punch Style No. of Holes Hole Centers Hole Size Bolt Size
14" x 5" P-4 5 3" 9/32" 1/4"
14" x 6" P-4 5 3" 9/32" 1/4"
15" x 6" P-4 5 3-1/4" 9/32" 1/4"
14" x 7" P-4 5 3" 11/32" 5/16"
15" x 7" P-4 5 3-1/4" 11/32" 5/16"
16" x 5" P-5 6 2-7/8" 9/32" 1/4"
16" x 6" P-5 6 2-7/8" 9/32" 1/4"
18" x 6" P-5 6 3-1/8" 9/32" 1/4"
20" x 6" P-5 6 3-1/2" 9/32" 1/4"
16" x 7" P-5 6 2-7/8" 11/32" 5/16"
18" x 7" P-5 6 3-1/8" 11/32" 5/16"
20" x 7" P-5 6 3-1/2" 11/32" 5/16"
8" P-7 5 3" 9/32" 1/4"
9" P-7 5 3" 9/32" 1/4"
10" P-7 5 3-1/2" 11/32" 5/16"
11" P-7 5 4" 11/32" 5/16"
12" P-7 5 4-1/2" 11/32" 5/16"
13" P-8 7 3-1/2" 11/32" 5/16"
14" P-8 7 4" 11/32" 5/16"
15" P-8 7 4" 11/32" 5/16"
16" P-8 7 4-1/2" 11/32" 5/16"
18" P-8 7 5" 11/32" 5/16"
20" P-9 9 4" 11/32" 5/16"

 

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Copyright © 2001  Revised 04/21/02  Belting Division, RPI