Fire Hose Hex Adapters | McMaster-Carr

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4,961 Products

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Thread Adapters

Male-Female Thread Adapters

Inch-to-Inch Male-Female Hex Thread Adapters

Change thread size and spacing

473 products

Inch-to-Metric Male-Female Hex Thread Adapters

Change inch threads to metric

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Inch-to-NPT Male-Female Hex Thread Adapters with Through Hole

Connect float rods to float valves with the through hole

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Metric-to-Metric Male-Female Hex Thread Adapters

Increase or decrease metric thread size and change the pitch

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Inch-to-NPT Male-Female Hex Thread Adapters

Connect float balls, float rods, and valves

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Female Thread Adapters

Inch-to-Inch Female Hex Thread Adapters

Join two male-threaded parts with dissimilar inch thread sizes

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Inch-to-Metric Female Hex Thread Adapters

Join two male-threaded parts with inch and metric thread sizes

532 products

Metric-to-Metric Female Hex Thread Adapters

Join two male-threaded parts with dissimilar metric thread sizes

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Left-Hand to Right-Hand Female Hex Thread Adapters

Join two male-threaded parts with dissimilar metric thread sizes
Fasten parts with right-hand threads to parts with left-hand threads

66 products

Male Thread Adapters

Inch-to-Inch Male Hex Thread Adapters

Join two female-threaded parts with dissimilar inch thread sizes

290 products

Inch-to-Metric Male Hex Thread Adapters

Join inch and metric female-threaded parts

482 products

Metric-to-Metric Male Hex Thread Adapters

Join two female-threaded parts with dissimilar metric thread sizes

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Other Products

Standoffs

Separate, position, or connect components in assemblies

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Convert round dies to hex dies for use with conventional wrenches

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