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Weld Neck Flange

A38W
Tube O.D.
A
B
C
D
E
# Bolt Holes
Weight (lbs)
1
3 1/8
5/8
4 1/4
1
3/8
4
1.5
1 1/2
3 7/8
5/8
5
1 1/2
3/8
4
2.0
2
4 3/4
3/4
6
2
1/2
4
3.0
2 1/2
5 1/2
3/4
7
2 1/2
1/2
4
3.9
3
6
3/4
7 1/2
3
1/2
4
4.9
4
7 1/2
3/4
9
4
1/2
8
6.9
6
9 1/2
7/8
11
6
5/8
8
9.4

Size in Inches

  • Other sizes available upon request.
  • Available with:
    • 3A
    • CRN