National Item Identification Number
00-039-5151
000395151
4820-00-039-5151
4820-00-039-5151
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)
71905
DERBYSHIRE MACHINE & TOOL CO. INC.
DBA DERBYSHIRE MACHINE AND TOOL CO.
5100 BELFIELD AVE.
PHILADELPHIA
PA
19144
215-844-3200
81316
PORTSMOUTH NAVAL SHIPYARD
PORTSMOUTH NAVAL SHIPYARD BLDG 170
KITTERY
ME
03904
207-438-4570
Reference Numbers (Part Numbers)
U129
282-4900-801834REVCPCV26
42051PCAA3T0J3
490604PCAA3T0J3
Required Categories
STYLE DESIGNATOR
MAXIMUM OPERATING PRESSURE
VALVE OPERATION METHOD
CONNECTION
Required Description
E7 ANGLE
3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MANUAL
UNTHREADED INTE