Lenght - L | Outside diameter - OD | Tolerances |
positive | negative |
L ≤4 ft
L ≤ 1,2 m | OD ≤ 2 in
OD ≤ 50,8 mm | 1/16
1,6 mm | 0
0 |
 |  |  |  |
L ≤4 ft
L ≤ 1,2 m | 2 in < OD ≤ 4 in
50,8 mm < OD ≤ 101,6 mm | 3/32
2,4 mm | 0
0 |
 |  |  |  |
L ≤4 ft
L ≤ 1,2 m | OD > 4 in
OD > 101,6 mm | 1/8
3,2 mm | 0
0 |
 |  |  |  |
4 ft < L ≤ 10 ft
1,2 m < L ≤ 3,0 m | OD ≤ 2 in
OD ≤ 50,8 mm | 3/32
2,4 mm | 0
0 |
 |  |  |  |
4 ft < L ≤ 10 ft
1,2 m < L ≤ 3,0 m | OD > 2 in
OD ≤ 50,8 mm | 1/8
3,2 mm | 0
0 |
 |  |  |  |
10 ft < L ≤ 24 ft
3 m < L ≤ 7,3 m | all sizes
all sizes | 3/16
4,8 mm | 0
0 |
 |  |  |  |
L > 24 ft
L > 7,3 m | all sizes
all sizes | from 3/16 to 1/2*
from 4,8 to 12,7 mm* | 0
0 |
 |  |  |  |
*for each 10 ft. (3.0 m) or fraction over 24 ft. (7.3 m)