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connects fractional tubes
BulkheadUnionBU
BulkheadUnionBUdimdraw
Unit of Measure
1 2 3 4 5 

Item #

Material

T - Tube O.D.

A

B - Hex Flat

C - Hex Flat

D

E Min

G

4BUDX3 N/A Duplex 2205 N/A 1/4 in N/A 2.34 in N/A 9/16 in N/A 5/8 in N/A .64 in N/A .19 in N/A 1.69 in
6BUDX3 N/A Duplex 2205 N/A 3/8 in N/A 2.56 in N/A 11/16 in N/A 3/4 in N/A .72 in N/A .30 in N/A 1.88 in
8BUDX3 N/A Duplex 2205 N/A 1/2 in N/A 2.94 in N/A 7/8 in N/A 15/16 in N/A .97 in N/A .42 in N/A 2.00 in
10BUDX3 N/A Duplex 2205 N/A 5/8 in N/A 2.94 in N/A 1 in N/A 1 1/16 in N/A 1.00 in N/A .50 in N/A 2.06 in
12BUDX3 N/A Duplex 2205 N/A 3/4 in N/A 3.19 in N/A 1 1/8 in N/A 1 3/16 in N/A 1.00 in N/A .66 in N/A 2.31 in
14BUDX3 N/A Duplex 2205 N/A 7/8 in N/A 3.41 in N/A 1 1/4 in N/A 1 5/16 in N/A 1.06 in N/A .72 in N/A 2.53 in
16BUDX3 N/A Duplex 2205 N/A 1 in N/A 3.95 in N/A 1 1/2 in N/A 1 9/16 in N/A 1.31 in N/A .88 in N/A 2.81 in
24BUDX3 N/A Duplex 2205 N/A 1 1/2 in N/A 5.48 in N/A 2 1/4 in N/A 2 1/4 in N/A 1.97 in N/A 1.34 in N/A 3.34 in
32BUDX3 N/A Duplex 2205 N/A 2 in N/A 7.10 in N/A 3 in N/A 2 3/4 in N/A 2.66 in N/A 1.81 in N/A 4.16 in
1BUD50 N/A Super Duplex 2507 N/A 1/16 in N/A 1.50 in N/A 5/16 in N/A 7/16 in N/A .41 in N/A .05 in N/A 1 in
2BUD50 N/A Super Duplex 2507 N/A 1/8 in N/A 2.13 in N/A 7/16 in N/A 1/2 in N/A .56 in N/A .09 in N/A 1.50 in
3BUD50 N/A Super Duplex 2507 N/A 3/16 in N/A 2.22 in N/A 1/2 in N/A 9/16 in N/A 0.59 in N/A .13 in N/A 1.59 in
4BUD50 N/A Super Duplex 2507 N/A 1/4 in N/A 2.34 in N/A 9/16 in N/A 5/8 in N/A .64 in N/A .19 in N/A 1.69 in
6BUD50 N/A Super Duplex 2507 N/A 3/8 in N/A 2.56 in N/A 11/16 in N/A 3/4 in N/A .72 in N/A .30 in N/A 1.88 in
8BUD50 N/A Super Duplex 2507 N/A 1/2 in N/A 2.94 in N/A 7/8 in N/A 15/16 in N/A .97 in N/A .42 in N/A 2.00 in
10BUD50 N/A Super Duplex 2507 N/A 5/8 in N/A 2.94 in N/A 1 in N/A 1 1/16 in N/A 1.00 in N/A .50 in N/A 2.06 in
12BUD50 N/A Super Duplex 2507 N/A 3/4 in N/A 3.19 in N/A 1 1/8 in N/A 1 3/16 in N/A 1.00 in N/A .66 in N/A 2.31 in
14BUD50 N/A Super Duplex 2507 N/A 7/8 in N/A 3.41 in N/A 1 1/4 in N/A 1 5/16 in N/A 1.06 in N/A .72 in N/A 2.53 in
16BUD50 N/A Super Duplex 2507 N/A 1 in N/A 3.95 in N/A 1 1/2 in N/A 1 9/16 in N/A 1.31 in N/A .88 in N/A 2.81 in
24BUD50 N/A Super Duplex 2507 N/A 1 1/2 in N/A 5.48 in N/A 2 1/4 in N/A 2 1/4 in N/A 1.97 in N/A 1.34 in N/A 3.34 in
32BUD50 N/A Super Duplex 2507 N/A 2 in N/A 7.10 in N/A 3 in N/A 2 3/4 in N/A 2.66 in N/A 1.81 in N/A 4.16 in
1BU6MO N/A 254 SMO N/A 1/16 in N/A 1.50 in N/A 5/16 in N/A 7/16 in N/A .41 in N/A .05 in N/A 1 in
2BU6MO N/A 254 SMO N/A 1/8 in N/A 2.13 in N/A 7/16 in N/A 1/2 in N/A .56 in N/A .09 in N/A 1.50 in
3BU6MO N/A 254 SMO N/A 3/16 in N/A 2.22 in N/A 1/2 in N/A 9/16 in N/A 0.59 in N/A .13 in N/A 1.59 in
4BU6MO N/A 254 SMO N/A 1/4 in N/A 2.34 in N/A 9/16 in N/A 5/8 in N/A .64 in N/A .19 in N/A 1.69 in
Unit of Measure
1 2 3 4 5