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Stop collars prevent overtightening of tube fittings by mechanically restricting the advancement of the tube fitting nut at the maximum required to create a leak-tight seal.

Unit of Measure
Items
O-ring Face Seal Connector

Stop Collar - Duolok

O-ring Face Seal Connector

Stop Collar - Duolok

O-ring Face Seal Connector

Stop Collar - Duolok

O-ring Face Seal Connector

Stop Collar - Duolok

O-ring Face Seal Connector

Stop Collar - Duolok
Description N/A Duolok Stop Collar for 1/4 in. tube Fittings. N/A Duolok Stop Collar for 5/16 in. tube Fittings. N/A Duolok Stop Collar for 3/8 in. tube Fittings. N/A Duolok Stop Collar for 1/2 in. tube Fittings. N/A Duolok Stop Collar for 5/8 in. tube Fittings.
Body Material N/A 316 SS
Component Type N/A Stop Collar
Tube Size N/A 1/4 in N/A 5/16 in N/A 3/8 in N/A 1/2 in N/A 5/8 in
Shape N/A Component
A N/A 0.81 in N/A N/A 0.94 in N/A 1.13 in N/A
E N/A 0.54 in N/A N/A 0.68 in N/A 0.85 in N/A
L N/A 0.08 in N/A N/A 0.08 in N/A 0.1 in N/A
Production Category N/A 1
Handle Type N/A 0
Handle Color N/A 0

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