| Trade Size | 
Wire Size (THWN, THHN) Conductor Size AWG/kcmil | 
| 14 | 
12 | 
10 | 
8 | 
6 | 
4 | 
3 | 
2 | 
1 | 
1/0 | 
2/0 | 
3/0 | 
4/0 | 
250 | 
300 | 
350 | 
400 | 
500 | 
600 | 
700 | 
750 | 
| 1/2 | 
 
EMT | 
12 | 
9 | 
5 | 
3 | 
2 | 
1 | 
1 | 
1 | 
1 | 
1 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 
IMC | 
14 | 
10 | 
6 | 
3 | 
2 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 
GRC | 
13 | 
9 | 
6 | 
3 | 
2 | 
1 | 
1 | 
1 | 
1 | 
1 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
| 3/4 | 
 
EMT | 
22 | 
16 | 
10 | 
6 | 
4 | 
2 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 
IMC | 
24 | 
17 | 
11 | 
6 | 
4 | 
3 | 
2 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
| GRC | 
22 | 
16 | 
10 | 
6 | 
4 | 
2 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
 | 
| 1 | 
EMT | 
35 | 
26 | 
16 | 
9 | 
7 | 
4 | 
3 | 
3 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
 | 
 | 
 | 
 | 
 | 
| IMC | 
39 | 
29 | 
18 | 
10 | 
7 | 
4 | 
4 | 
3 | 
2 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
 | 
 | 
 | 
 | 
| GRC | 
36 | 
26 | 
17 | 
9 | 
7 | 
4 | 
3 | 
3 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
 | 
 | 
 | 
 | 
| 1 1/4 | 
EMT | 
61 | 
45 | 
28 | 
16 | 
12 | 
7 | 
6 | 
5 | 
4 | 
3 | 
2 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
 | 
| IMC | 
68 | 
49 | 
31 | 
18 | 
13 | 
8 | 
6 | 
5 | 
4 | 
3 | 
2 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
| GRC | 
63 | 
46 | 
29 | 
16 | 
12 | 
7 | 
6 | 
5 | 
4 | 
3 | 
2 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
 | 
| 1 1/2 | 
EMT | 
84 | 
61 | 
38 | 
22 | 
16 | 
10 | 
8 | 
7 | 
5 | 
4 | 
3 | 
2 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
| IMC | 
91 | 
67 | 
42 | 
24 | 
17 | 
10 | 
9 | 
7 | 
5 | 
4 | 
4 | 
3 | 
3 | 
2 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
| GRC | 
85 | 
62 | 
39 | 
22 | 
16 | 
10 | 
8 | 
7 | 
5 | 
4 | 
3 | 
3 | 
2 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
| 2 | 
EMT | 
138 | 
101 | 
63 | 
36 | 
26 | 
16 | 
13 | 
11 | 
8 | 
7 | 
6 | 
5 | 
4 | 
3 | 
2 | 
1 | 
1 | 
1 | 
1 | 
1 | 
1 | 
| IMC | 
149 | 
109 | 
68 | 
39 | 
38 | 
17 | 
15 | 
12 | 
9 | 
8 | 
6 | 
5 | 
4 | 
3 | 
3 | 
2 | 
2 | 
1 | 
1 | 
1 | 
1 | 
| GRC | 
140 | 
102 | 
64 | 
37 | 
27 | 
16 | 
14 | 
11 | 
8 | 
7 | 
6 | 
5 | 
4 | 
3 | 
3 | 
2 | 
2 | 
1 | 
1 | 
1 | 
1 | 
| 2 1/2 | 
EMT | 
241 | 
176 | 
111 | 
64 | 
46 | 
28 | 
24 | 
20 | 
15 | 
12 | 
10 | 
8 | 
7 | 
6 | 
5 | 
4 | 
4 | 
3 | 
2 | 
2 | 
1 | 
 
IMC | 
211 | 
154 | 
97 | 
56 | 
40 | 
25 | 
21 | 
17 | 
13 | 
11 | 
9 | 
7 | 
6 | 
5 | 
4 | 
4 | 
3 | 
3 | 
2 | 
1 | 
1 | 
 
GRC | 
200 | 
146 | 
92 | 
53 | 
38 | 
23 | 
20 | 
17 | 
12 | 
10 | 
8 | 
7 | 
6 | 
5 | 
4 | 
3 | 
3 | 
2 | 
1 | 
1 | 
1 | 
| 3 | 
 
EMT | 
364 | 
266 | 
167 | 
96 | 
69 | 
43 | 
36 | 
30 | 
22 | 
19 | 
16 | 
13 | 
11 | 
9 | 
7 | 
6 | 
6 | 
5 | 
4 | 
3 | 
3 | 
 
IMC | 
362 | 
238 | 
150 | 
86 | 
62 | 
38 | 
32 | 
27 | 
20 | 
17 | 
14 | 
12 | 
9 | 
8 | 
7 | 
6 | 
5 | 
4 | 
3 | 
3 | 
3 | 
 
GRC | 
309 | 
225 | 
142 | 
82 | 
59 | 
36 | 
31 | 
26 | 
19 | 
16 | 
13 | 
11 | 
9 | 
7 | 
6 | 
5 | 
5 | 
4 | 
3 | 
3 | 
3 | 
| 3 1/2 | 
 
EMT | 
476 | 
347 | 
219 | 
126 | 
91 | 
56 | 
47 | 
40 | 
29 | 
25 | 
20 | 
17 | 
14 | 
11 | 
10 | 
9 | 
8 | 
6 | 
5 | 
4 | 
4 | 
 
IMC | 
436 | 
318 | 
200 | 
115 | 
83 | 
51 | 
43 | 
36 | 
27 | 
23 | 
19 | 
16 | 
13 | 
10 | 
9 | 
8 | 
7 | 
6 | 
5 | 
4 | 
4 | 
 
GRC | 
412 | 
301 | 
189 | 
109 | 
79 | 
48 | 
41 | 
34 | 
25 | 
21 | 
18 | 
15 | 
12 | 
10 | 
8 | 
7 | 
7 | 
5 | 
4 | 
4 | 
4 | 
| 4 | 
 
EMT | 
608 | 
443 | 
279 | 
161 | 
116 | 
71 | 
60 | 
51 | 
37 | 
32 | 
26 | 
22 | 
18 | 
15 | 
13 | 
11 | 
10 | 
8 | 
7 | 
6 | 
5 | 
 
IMC | 
562 | 
410 | 
258 | 
149 | 
107 | 
66 | 
56 | 
47 | 
35 | 
29 | 
24 | 
20 | 
17 | 
13 | 
12 | 
10 | 
9 | 
7 | 
6 | 
5 | 
5 | 
 
GRC | 
531 | 
387 | 
244 | 
140 | 
101 | 
62 | 
53 | 
44 | 
33 | 
27 | 
23 | 
19 | 
16 | 
13 | 
11 | 
10 | 
8 | 
7 | 
6 | 
5 | 
5 | 
Above information referenced from tables C1, C4, and C8 of the 1996 NEC.