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Product Specifications:
| Item | Union |
| Application | Air, Non Potable Water |
| Basic Pipe Fitting Material | Metal |
| Basic Pipe Fitting Shape | Union |
| Body Material | Cast Copper |
| Fitting Material | Cast Copper |
| Fitting Side A Connection Type | Cup |
| Fitting Side A Copper Tube Size | 2" |
| Fitting Side A Tube Outside Dia. | 2 1/8" |
| Fitting Side B Connection Type | Cup |
| Fitting Side B Copper Tube Size | 2" |
| Fitting Side B Tube Outside Dia. | 2 1/8" |
| Material | Cast Copper |
| Material Grade | Grade C84400 |
| Max. Operating Pressure | 364 psi @ 100°F |
| Max. Operating Temp. | 400°F |
| Max. Pressure | 364 psi |
| Min. Operating Temp. | 20°F |
| Outside Dia. | 2 1/8" |
| Resistance Properties | Dezincification Resistant |
| Specific Fitting Shape | Straight Union |
| Specific Pipe Fitting Shape | Union |
| Temp. | -20°F to +400°F |
| Tube Size | 2" |
Shipping Info:
| Ship weight (kg) | 0.8 |
| Ship height (cm) | 8.38 |
| Ship length (cm) | 8.89 |
| Ship width (cm) | 8.38 |
| HS code | 7412100000 |
| Country of Origin | MX |
Product Variants
| Product | Model | Fitting Side A Copper Tube Size | Max. Operating Pressure | Pipe Size | Fitting Side B Connection Type | Fitting Side B Copper Tube Size | Specific Fitting Shape | Fitting Material | Max. Operating Temp. | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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U733 1/2 | 1/2" | 722 psi @ 100°F | - | Cup | 1/2" | Straight Union | Cast Copper | 400°F | €17.36 | |
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U733 3/4 | 3/4" | 582 psi @ 100°F | - | Cup | 3/4" | Straight Union | Cast Copper | 400°F | €22.18 | |
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C733 1 | 1" | 494 psi @ 100°F | - | Cup | 1" | Straight Union | Cast Copper | 400°F | €33.53 | |
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U733 11/4 | 1 1/4" | 439 psi @ 100°F | - | Cup | 1 1/4" | Straight Union | Cast Copper | 400°F | €63.16 | |
![]() |
C733 11/2 | 1 1/2" | 408 psi @ 100°F | - | Cup | 1 1/2" | Straight Union | Cast Copper | 400°F | €82.37 | |
![]() |
U7334 1/2 | 1/2" | 722 psi @ 100°F | 1/2" | MNPT | - | Straight Union | Cast Copper | 400°F | €35.61 | |
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U7334 3/4 | 3/4" | 582 psi @ 100°F | 3/4" | MNPT | - | Straight Union | Cast Copper | 400°F | €49.97 |
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NIBCO U733 2 Union Cast Copper C x C 2 x 2 Inch 2 In
€135.32 /unit

