Dimensions Guide

5
Schedule 80 Fittings
Schedule 80 and Schedule 40
Tapered Socket Dimensions
PVC SCHEDULE 80 - ASTM D 2467
PVC SCHEDULE 40 - ASTM D 2466
American National Standard
Taper Pipe Threads (NPT)
ANSI / ASME B1.20.1,
ASTM D 2467, ASTM F 1498
Effective
Nominal Thread Threads Pitch of
Size Length (L) Per Inch Thread (P)
1
⁄ 2 0.5337 14.0 .07143
3
⁄ 4 0.5457 14.0 .07143
1 0.6828 11.5 .08696
1
1
⁄ 4 0.7068 11.5 .08696
1
1
⁄ 2 0.7235 11.5 .08696
2 0.7565 11.5 .08696
2
1
⁄ 2 1.1375 8.0 .12500
3 1.2000 8.0 .12500
4 1.3000 8.0 .12500
Schedule 80 and Schedule 40 Socket Diameter Schedule 80 Schedule 40
Nominal Entrance Bottom Tolerance Socket Length Socket Length
Size A B C (Minimum) C (Minimum)
1
⁄ 2 0.848 0.836 ±0.004 0.875 0.688
3
⁄ 4 1.058 1.046 ±0.004 1.000 0.719
1 1.325 1.310 ±0.005 1.125 0.875
1
1
⁄ 4 1.670 1.655 ±0.005 1.290 0.938
1
1
⁄ 2 1.912 1.894 ±0.006 1.375 1.094
2 2.387 2.369 ±0.006 1.500 1.156
2
1
⁄ 2 2.889 2.868 ±0.007 1.750 1.750
3 3.516 3.492 ±0.008 1.875 1.875
4 4.518 4.491 ±0.009 2.250 2.000
6 6.647 6.614 ±0.011 3.000 3.000
8 8.655 8.610 ±0.015 4.000 4.000
10 10.780 10.735 ±0.015 5.000 5.000
12 12.780 12.735 ±0.015 6.000 6.000
S
C
H
E
D
U
L
E
8
0
F
I
T
T
I
N
G
S