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Item # 0832-1, Dart Union
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- Dart Union Bronze to Bronze Seat Union
- Meets ASME B16.39 The standard union for most installations.
- 3/8 - 2 NPS (10 - 50 DN) - 300lb (136 kg) steam working pressure at 450°F.
- 3/8 - 2 NPS (10 - 50 DN) - 600lb (272 kg) cold water, gas, or oil pressure - non-shock.
- Bronze Seat, on both sides of the joint. Resists corrosion.
- True bearing surfaces, unlike ordinary union seats.
- Bodies and nuts are high test air-refined malleable iron - generally superior to mild steel in most services.
- Can be repeatedly installed and removed.
- Straight way through. No cored parts to hold liquid or sediment.
- Extra heavy shoulder on swivel end and in the nut to stand pipe strains, vibration, and wrench abuse.
- Bronze seat ball joint, with extra wide seating surfaces.
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