National Item Identification Number
01-440-7411
014407411
4810-01-440-7411
4810-01-440-7411
National Stock Number
Item Name
VALVE,STOP-LIFT-CHECK
Federal Supply Class
4810
Description
A valve with a stem that may be mechanically actuated to three different positions by rotary or linear motion. In the first position, the valve disk is located and locked against the seat permitting no fluid flow through the valve. In the second 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 third 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, LIFT-CHECK and VALVE, STOP-CHECK.
Commercial and Government Entity Code (Supplier Data)
1W025
59364
Reference Numbers (Part Numbers)
DAA3243P003-325
3289918-5-1
Required Categories
SPECIAL FEATURES
CRITICALITY CODE JUSTIFICATION
NUCLEAR HARDNESS CRITICAL FEAT
Required Description
DRAWING NAME VALVE OUTLINEK SHUTOFF
BURST PRESSURE 1500 PSIG
PROOF PRESSURE PS