AN911 Rev 10
Dash
A
SAE-
B
C
number
Pipe thread
AS5201
+.031 (0.79)
pipe
inches (mm)
ANPT
size code
inches (mm)
size
SAE-AS71051
+.003 (0.08)
1
02
1/8-27
.969 (24.61)
.438 (11.130)
-.004 (0.10)
2
04
1/4-18
1.438 (36.52)
.625 (15.88)
±.004 (0.10)
3
06
3/8-18
1.469 (37.31)
.750 (19.05)
±.004 (0.10)
4
08
1/2-14
1.844 (46.84)
.938 (23.83)
±.004 (0.10)
6
12
3/4-14
1.906 (48.41)
1.125 (28.58)
±.005 (.013)
8
16
1-11 1/2
2.313 (58.75)
1.375 (34.93)
±.005 (0.13)
10
20
1/ 1/4-11 1/2
2.344 (59.54)
1.750 (44.45)
±.016 (0.41)
Dash
K
number
L
Dia.
pipe
inches (mm)
inches (mm)
size
+.003 (0.08)
1
.203 (5.16)
.391 (9.93)
-.004 (0.10)
2
.279 (7.09)
±.004 (0.10)
.594 (15.09)
+.006 (0.15)
.594 (15.09)
3
.418 (10.62)
-.007 (0.18)
4
.508 (12.90)
±.010 (0.25)
.766 (19.46)
+.009 (0.23)
6
.727 (18.47)
.781 (19.84)
-.010 (0.25)
8
.914 (23.22)
±.010 (0.25)
.969 (24.61)
10
1.256 (31.90)
±.008 (0.20)
.984 (24.99)
Dash
Weight max lbs (kg)
number
pipe
Copper alloy
Al alloy
Steel, CRES
Ti alloy
size
1
.027 (0.01)
.009 (0.004)
.027 (0.012)
.015 (0.007)
2
.072 (0.03)
.024 (0.010)
.072 (0.033)
.040 (0.018)
3
.093 (0.04)
.031 (0.014)
.093 (0.042)
.051 (0.023)
4
.186 (0.08)
.062 (0.028)
.186 (0.084)
.102 (0.046)
6
.249 (0.11)
.083 (0.038)
.240 (0.109)
.137 (0.062)
8
.444 (0.20)
.148 (0.067)
.443 (0.196)
.245 (0.111)
10
.606 (0.27)
.202 (0.091)
.605 (0.274)
.334 (0.151)
NOTES:
1. Dimensions are in inches.
2. Metric equivalents are given for information only.
3. Break sharp edges .and remove all hanging burrs and slivers
4. Machined surfaces shall be finished to 125µin Ra, forged surfaces shall be 250µin RA, unless
otherwise specified on the figures. Surface finish shall be in accordance with ASME B46.1.
5. For design features purposes, this standard takes precedence over documents referenced herein.
6. Referenced documents shall be of the issue in effect on date of invitation for bid.
FIGURE 1. Nipple pipe dimensions and configurations - Continued.
2
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