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Bulkhead Union (DSU)


  inch
(mm)
Part No. ØA ØE I F L L1 L2 L3 Hex 1 Hex 2 Panel
Tube OD Hole Thickness
  DSU-1-* 1/16
(1.59)
0.05
(1.3)
0.19
(4.9)
0.35
(8.9)
1.26
(32.0)
0.94
(24.0)
0.69
(17.5)
0.53
(13.5)
5/16 5/16 0.21
(5.2)
0.12
(3.0)
  DSU-2-* 1/8
(3.18)
0.09
(2.3)
0.25
(6.4)
0.51
(13.0)
2.02
(51.4)
1.50
(38.0)
1.23
(31.3)
0.97
(24.6)
1/2 7/16 0.33
(8.3)
0.50
(12.7)
  DSU-3-* 3/16
(4.76)
0.12
(3.0)
0.28
(7.2)
0.54
(13.8)
2.12
(53.9)
1.59
(40.5)
1.27
(32.2)
1.00
(25.5)
9/16 1/2 0.39
(9.9)
0.50
(12.7)
  DSU-4-* 1/4
(6.35)
0.19
(4.8)
0.31
(7.9)
0.61
(15.4)
2.28
(58.0)
1.69
(43.0)
1.32
(33.5)
1.02
(26.0)
5/8 9/16 0.45
(11.5)
0.40
(10.2)
  DSU-5-* 5/16
(7.94)
0.25
(6.4)
0.35
(8.8)
0.64
(16.3)
2.40
(61.0)
1.81
(46.0)
1.42
(36.0)
1.12
(28.5)
11/16 5/8 0.52
(13.1)
0.43
(10.9)
  DSU-6-* 3/8
(9.53)
0.28
(7.1)
0.37
(9.5)
0.67
(17.0)
2.47
(62.8)
1.88
(47.8)
1.46
(37.0)
1.16
(29.5)
3/4 11/16 0.58
(14.7)
0.44
(11.2)
  DSU-8-* 1/2
(12.7)
0.41
(10.4)
0.50
(12.7)
0.91
(23.0)
2.81
(71.4)
2.00
(50.8)
1.67
(42.3)
1.26
(32.0)
15/16 7/8 0.76
(19.4)
0.50
(12.7)
  DSU-10-* 5/8
(15.88)
0.50
(12.7)
0.56
(14.3)
0.97
(24.6)
2.88
(73.1)
2.07
(52.5)
1.69
(42.8)
1.28
(32.5)
1-1/16 1 0.89
(22.6)
0.50
(12.7)
  DSU-12-* 3/4
(19.05)
0.62
(15.8)
0.56
(14.3)
0.97
(24.6)
3.12
(79.3)
2.31
(58.7)
1.87
(47.6)
1.47
(37.3)
1-3/16 1-1/8 1.02
(25.8)
0.66
(16.8)
  DSU-16-* 1
(25.4)
0.89
(22.5)
0.75
(19.1)
1.24
(31.6)
3.80
(96.6)
2.81
(71.4)
2.28
(57.8)
1.78
(45.2)
1-5/8 1-1/2 1.33
(33.7)
0.75
(19.1)
*Add suffix SS for 316 stainless steel or B for brass.
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