Gardner Bender B2555 Series Electric Sidewinder Bender User Manual
Page 9
9
Stub
Length
Stub
Length
Deduct
Length
Bending Mark
Stub Length
Mark
Figure 18a
Figure 18b
Place Bending Mark in Line with
Front Edge of Shoe Hook
Figure 18c
Conduit
Size
Deduct
Length
Springback
15°
30°
45°
60°
90°
1/2"
7"
16-1/4
32-1/2
47-1/2
63-3/4
95
3/4"
8-7/8"
17-1/2
33-3/4
48-3/4
63-3/4
95
1"
10-3/4"
17-1/2
32-1/2
48-3/4
65
95
1-1/4"
13-1/8"
17-1/2
33-3/4
48-3/4
65
95
1-1/2"
13-7/8"
16-1/4
31-1/4
46-1/4
61-1/4
92-1/2
2"
15-3/8"
17-1/2
33-3/4
48-3/4
63-3/4
95
Conduit
Size
Deduct
Length
Springback
15°
30°
45°
60°
90°
1/2"
8-1/2"
20
36-1/4
51-1/4
67-1/2
97-1/2
3/4"
8-1/2"
16-1/4
31-1/4
46-1/4
61-1/4
92-1/2
1"
10"
17-1/2
32-1/2
47-1/2
63-3/4
93-3/4
1-1/4"
12-3/4"
17-1/2
32-1/2
47-1/2
63-3/4
95
1-1/2"
14-1/4"
18-3/4
33-3/4
48-3/4
65
95
2"
16-1/8"
20
35
48-3/4
63-3/4
96-1/4
Conduit
Size
Deduct
Length
Springback
15°
30°
45°
60°
90°
1/2"
8-1/2"
21-1/4
37-1/2
52-1/2
68-3/4
98-3/4
3/4"
8-1/2"
17-1/2
32-1/2
47-1/2
63-3/4
93-3/4
1"
10"
17-1/2
32-1/2
47-1/2
63-3/4
95
1-1/4"
12-3/4"
18-3/4
33-3/4
48-3/4
65
96-1/4
1-1/2"
13-3/4"
17-1/2
33-3/4
48-3/4
63-3/4
95
2"
15-1/4"
20
35
50
65
96-1/4
Chart A – RIGID Conduit/Schedule 40 Pipe
Chart B – EMT Conduit
Chart C – IMC Conduit
NOTE: Springback figures are approximate.
Minimum Stub Length = Deduct Length plus 2"