National Item Identification Number
00-220-2477
002202477
4820-00-220-2477
4820-00-220-2477
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)
58328
ZWICK ENERGY RESEARACH ORGANIZATION
INC
5462 OCEANUS DR
UNIT-F
HUNTINGTON BEACH
CA
92649
714-846-4614
21877
NORTHROP GRUMMAN SYSTEMS CORPORATION
DBA NORTHROP GRMMAN NORDEN SYSTEMS
65 MARCUS DR
MELVILLE
NY
11747
631-719-4698
25299
HYDRAULIC CONTROLS INC
4700 SAN PABLO AVE
EMERYVILLE
CA
94608
510-658-8300
Reference Numbers (Part Numbers)
ZPC1000015
1802285
2305X2
Required Categories
MATERIAL
STYLE DESIGNATOR
MEDIA FOR WHICH DESIGNED
MAXIMUM OPERATING PRESSURE
Required Description
COPPER ALLOY BODY
RUBBER SYNTHETIC SEAT
COPPER ALLOY STEM
A2 STRAIGHT THRU
W