National Item Identification Number
01-074-1977
010741977
4820-01-074-1977
4820-01-074-1977
National Stock Number
Item Name
VALVE,CHECK
Federal Supply Class
4820
Description
A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
Commercial and Government Entity Code (Supplier Data)
92555
92555
03538
LOCKHEED MARTIN CORPORATION
DBA MS2 DIV MARITIME SYSTEMS &
497 ELECTRONICS PKWY 5 BLD
LIVERPOOL
NY
13088
315-456-2622
Reference Numbers (Part Numbers)
CKRX0500700A
CKRX0500700AB
0631C0019
0631C0019
Required Categories
MATERIAL
STYLE DESIGNATOR
MAXIMUM OPERATING PRESSURE
VALVE OPERATION METHOD;
Required Description
STEEL CORROSION RESISTING BODY
A9 STRAIGHT THRU DROP-IN CARTRIDGE
1500.0 POUND
