Round Reducers | McMaster-Carr

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Stainless Steel

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Side-Outlet Elbow

Side-Outlet Tee

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Unthreaded Hole

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Compliant with Exemptions

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Less than 20,000 psi

40,000 psi to 49,999 psi

50,000 psi to 99,999 psi

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Corrosion Resistant

Flame Retardant

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1,837 Products

Thread Adapters

Male-Female Thread Adapters

Male-Female Round Universal Thread Adapters with Through Hole

Male-Female Round Universal Thread Adapters with Through Hole

Air, liquids, wire, and other thin materials flow through the hole

Male Thread Adapters

Male Round Universal Thread Adapters with Through Hole

Male Round Universal Thread Adapters with Through Hole

Air, liquids, wire, and other thin materials flow through the hole

Other Products

Spacers

Unthreaded to create space between two surfaces or objects, often to align them

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)