National Item Identification Number
00-650-3923
006503923
4820-00-650-3923
4820-00-650-3923
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)
81833
Reference Numbers (Part Numbers)
M978
Required Categories
FLOW CONTROL DEVICE
MEDIA FOR WHICH DESIGNED
MAXIMUM OPERATING PRESSURE
CONNE
Required Description
DISK
AIR SINGLE RESPONSE
10.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
FLANGE 1