Alliant Powder Bushings Chart

This is not a loading table, but rather a chart based on relative based on relative hole sizes, showing the approximate number of grains dropped by Ponsness/Warren powder bushings.

When ordering, please use the bushing number on the left side of the chart.

Red Dot
Amer. Select
Green Dot
Blue Dot
Herco
Unique
2400
E-3
20/28
410
1A
11.2
2A
12.3
12
3A
13.2
A
15.2
B
16.1
12
C
16.8
12.5
C1
17.6
D
18.3
13.5
D1
16.4
12.3
12.6
19
E
18.4
13.8
14.2
21.3
16.2
E1
11.6
11.7
19.2
14.4
14.8
22.2
E2
12.2
12.3
20.1
15.1
15.6
23.3
F
12.9
13.1
21.3
16
16.5
24.7
18.6
F1
13.4
13.6
22.2
16.6
17.2
25.7
F2
13.7
13.8
22.6
16.9
17.5
26.1
G
14.5
14.7
23.9
18
18.7
27.7
19.3
G1
14.7
16.4
14.9
24.3
18.3
19
28.2
H
15.7
17.5
15.9
25.9
19.5
20.2
30
15
I
16.5
18.2
16.7
27.2
20.5
21.2
31.5
16.3
J
16.8
18.8
17
27.7
20.9
21.7
32.2
J1
17.3
19.4
17.5
28.5
21.5
22.3
33.1
16.8
K
17.6
19.9
17.9
29.1
21.9
22.7
33.7
17.5
L
18.5
20.6
18.8
30.6
23
24
35.5
17.9
M
19.4
22
19.6
31.9
24
25
37.1
18.8
N
20.7
21.1
34.2
25.7
26.8
39.8
O
20.9
21.3
34.5
26
27.2
40.2
P
21.3
21.8
35.2
26.5
27.6
41.1
Q
21.9
22.3
36
27.1
42
R
22.9
23.2
37.5
28.1
43.8
S
23.6
38.1
28.8
44.5
T
25.3
40.7
30.7
47.5
U
26.6
42.5
32.1
49.8
V
43.8
33.1
W
46.5
34.9
X
47.2
35.4
Y
49.5
37.2
Z
55.7