Fittings · Tube Fittings
Bulkhead Union
A bulkhead union carrying a tube run through a wall with compression connections on both sides. Used where the run continues in tube on the far side of the penetration rather than changing to thread.
- Product ID
- FIT-TF-07
- Available Part Nos.
- 17
- Category
- Tube Fittings


PRODUCT IDFIT-TF-07
17PART NO. ROWS
01TUBEOD.T'
02A~
03C~
04D~
Tube Fittings
Product overview
Bulkhead Union is a tube fitting configuration for instrumentation tubing and threaded connections.
Tube fittings are defined by connection geometry, tube outside diameter, thread, and the dimensions published for each configuration.
Bulkhead Union is available in 17 published Part No. configurations across 2 specification tables. Published fields include TUBEOD.T', A~, C~, D~.
Technical data
Specifications
17 published Part No. configurations
Imperial tubing BHU
9 Part Nos.
| Part No. | TUBEOD.T' | A~ | C~ | D~ | E | FA/F | GA/F | H~ | J~ | K | PanelHoleSize | Cart status |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| BHU2 | 1/8" | 2.02 | 0.60 | 0.50 | 0.09 | 1/2" | 7/16" | 1.50 | 1.23 | 0.97 | 0.33 | |
| BHU3 | 3/16" | 2.11 | 0.63 | 0.64 | 0.12 | 7/16" | 1/2" | 1.59 | 1.26 | 1.00 | 0.39 | |
| BHU4 | 1/4" | 2.27 | 0.70 | 0.60 | 0.19 | 5/8" | 9/16" | 1.69 | 1.32 | 1.03 | 0.45 | |
| BHU5 | 5/16" | 2.39 | 0.73 | 0.64 | 0.25 | 11/16" | 5/8" | 1.81 | 1.41 | 1.12 | 0.52 | |
| BHU6 | 3/8" | 2.45 | 0.76 | 0.66 | 0.28 | 3/4" | 11/16" | 1.87 | 1.45 | 1.16 | 0.58 | |
| BHU8 | 1/2" | 2.80 | 0.86 | 0.90 | 0.41 | 15/16" | 7/8" | 2.00 | 1.65 | 1.25 | 0.77 | |
| BHU10 | 5/8" | 2.86 | 0.86 | 0.96 | 0.50 | 1-1/16" | 1" | 2.06 | 1.68 | 1.28 | 0.89 | |
| BHU12 | 3/4" | 3.11 | 0.86 | 0.96 | 0.62 | 1-3/16" | 1-1/8" | 2.31 | 1.87 | 1.47 | 1.02 | |
| BHU16 | 1" | 3.77 | 1.04 | 1.23 | 0.88 | 1-5/8" | 1-1/2" | 2.81 | 2.26 | 1.78 | 1.33 |
Metric tubing BHUm
8 Part Nos.
| Part No. | TUBEOD.T' | A~ | C~ | D~ | E | FA/F | GA/F | H~ | J~ | K | PanelHoleSize | Cart status |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| BHUm3 | 3 | 51.3 | 15.3 | 12.9 | 2.4 | 12.7 | 11.0 | 38.1 | 31.2 | 24.6 | 8.3 | |
| BHUm6 | 6 | 57.7 | 17.7 | 15.3 | 4.8 | 16.0 | 14.0 | 42.9 | 33.6 | 26.2 | 11.5 | |
| BHUm8 | 8 | 61.0 | 18.6 | 16.2 | 6.3 | 17.4 | 16.0 | 46.0 | 36.1 | 28.6 | 13.1 | |
| BHUm10 | 10 | 63.7 | 19.5 | 17.2 | 7.9 | 19.0 | 17.4 | 48.5 | 37.0 | 29.4 | 16.3 | |
| BHUm12 | 12 | 71.0 | 22.0 | 23.0 | 9.5 | 24.0 | 22.0 | 50.8 | 41.9 | 31.8 | 19.5 | |
| BHUm16 | 16 | 72.5 | 22.0 | 24.6 | 12.7 | 27.0 | 25.4 | 52.4 | 42.6 | 32.5 | 22.8 | |
| BHUm20 | 20 | 84.5 | 22.0 | 26.1 | 15.9 | 35.0 | 32.0 | 64.3 | 53.0 | 42.9 | 29.0 | |
| BHUm25 | 25 | 95.8 | 26.5 | 31.2 | 21.8 | 41.0 | 38.0 | 71.4 | 57.4 | 45.2 | 33.7 |