National Item Identification Number
01-256-3581
012563581
4820-01-256-3581
4820-01-256-3581
National Stock Number
Item Name
VALVE,STOP-CHECK
Federal Supply Class
4820
Description
A valve with a bolt or stem that may be mechanically actuated to two 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. The valve disk may be spring loaded. It may be inline or cartridge (manifold) design. See also VALVE (1), LIFT-CHECK and VALVE (1), STOP-LIFT-CHECK.
Commercial and Government Entity Code (Supplier Data)
1GZ83
SFC VALVE CORPORATION
160 CANNERY RD
SOMERSET
PA
15501
814-445-9671
Reference Numbers (Part Numbers)
S807-25 1.50IN 600PSI SW
S807-25 1.50IN 600PSI SW
Required Categories
MATERIAL
MAXIMUM OPERATING PRESSURE
NOMINAL PIPE SIZE ACCOMMODATED
Required Description
STEEL BODY
600.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
1.500 INCHES ALL ENDS