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- 549-1 1-2IN
Model: 549-1 1-2IN
Lift-check ValveProperties:
A valve with a stem that may be mechanically actuated to two different positions by rotary or linear motion. In the first position, one side of the valve disk is located against the seat permitting movement of the disk in a manner that will allow a flow of fluid in one direction through the valve. In the second position, the valve disk is lifted from the seat to allow a flow of fluid in either direction through the valve. The valve disk may be spring loaded. See also valve, stop-check and valve, stop-lift-check.
Part 549-1 1-2IN NSN 4820-01-059-1176
Material Classification
Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicatorsPackaging & Shipping
Freight Classification
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Schedule B and Export
- Schedule B: 8481301090
- SITC: 74730
- End Use: Industrial machines, other
- NAICS: 332911
- USDA: 1
Freight Class: Check valves of copper having a pressure rating of 850 kpa or over
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