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pipe nipples
PIPE SIZE
TOL.
1/8" - 1 1/2"
2" - 8"
±1/64
± 1% OF NOMINAL O.D.
Standard NPT Tapered Pipe Threads as
per ANSI B 1.20.1 Specification.
OUTSIDE DIAMETER
TOLERANCES
INSIDE
DIAMETER
LENGTH ± 1/16"
Seamless Pipe Nipples
Black & Galvanized, Std. Sch. 40, XH Sch. 80, Sch. 160, XXH
Pipe
Size
Pipe
O.D.
Length
Close
Pipe Nipple Lengths
in
in
in
1
⁄
8
0.405
3
⁄
4
1
1
⁄
2
2 2
1
⁄
2
3 3
1
⁄
2
4 4
1
⁄
2
5 5
1
⁄
2
7 7 8 9 10 11 12
1
⁄
4
0.540
7
⁄
8
1
1
⁄
2
2 2
1
⁄
2
3 3
1
⁄
2
4 4
1
⁄
2
5 5
1
⁄
2
6 7 8 9 10 11 12
3
⁄
8
0.675
1
1
1
⁄
2
2 2
1
⁄
2
3 3
1
⁄
2
4 4
1
⁄
2
5 5
1
⁄
2
6 7 8 9 10 11 12
1
⁄
2
0.840
1
1
⁄
8
1
1
⁄
2
2 2
1
⁄
2
3 3
1
⁄
2
4 4
1
⁄
2
5 5
1
⁄
2
6 7 8 9 10 11 12
3
⁄
4
1.050
1
3
⁄
8
1
1
⁄
2
2 2
1
⁄
2
3 3
1
⁄
2
4 4
1
⁄
2
5 5
1
⁄
2
6 7 8 9 10 11 12
1
1.315
1
1
⁄
2
2 2
1
⁄
2
3 3
1
⁄
2
4 4
1
⁄
2
5 5
1
⁄
2
6 7 8 9 10 11 12
1
1
⁄
4
1.660
1
5
⁄
8
2 2
1
⁄
2
3 3
1
⁄
2
4 4
1
⁄
2
5 5
1
⁄
2
6 7 8 9 10 11 12
1
1
⁄
2
1.900
1
3
⁄
4
2 2
1
⁄
2
3 3
1
⁄
2
4 4
1
⁄
2
5 5
1
⁄
2
6 7 8 9 10 11 12
2
2.375
2
2
1
⁄
2
3 3
1
⁄
2
4 4
1
⁄
2
5 5
1
⁄
2
6 7 8 9 10 11 12
2
1
⁄
2
2.875
2
1
⁄
2
3 3
1
⁄
2
4 4
1
⁄
2
5 5
1
⁄
2
6 7 8 9 10 11 12
3
3.500
2
5
⁄
8
3 3
1
⁄
2
4 4
1
⁄
2
5 5
1
⁄
2
6 7 8 9 10 11 12
4
4.500
2
7
⁄
8
4 4
1
⁄
2
5 5
1
⁄
2
6 7 8 9 10 11 12
5
5.563
3
4
1
⁄
2
5 5
1
⁄
2
6 7 8 9 10 11 12
6
6.625
3
1
⁄
8
4
1
⁄
2
5 5
1
⁄
2
6 7 8 9 10 11 12
Note:
Other lengths available.
8" Pipe Size available as POA - contact your Anvil Representative for details.
Material
ASTM A106 Grade B Seamless Pipe
ASTM A333 Grade 6 Seamless Pipe (For Canada only)
Note:
Galvanized nipples from Longview Texas plant are
electroplated. Galvanized nipples from Beck plant are hot dipped.
Applicable Specifcation
ASTM A733
(Refer to the chart below for specifc pipe dimensions.)
Note:
Minimum wall thickness at any point to be not more
than 10% over and 3
1
⁄
2
% under nominal wall thickness
specifed for that size pipe.
Nipples over
12" long have a
length tolerance
of +/-
1
⁄
8
".
Fig. 320:
Standard
Black Sch. 40
Fig. 325:
Extra Heavy
Black Sch. 80
Fig. 326:
160
Black Sch. 160
Fig. 330:
Standard
Galv. Sch. 40
Fig. 335:
Extra Heavy
Galv. Sch. 80
Fig. 333:
160
Galv. Sch. 160
Fig. 327:
XXH
Black
Fig. 329:
XXH
Galvanized