National Item Identification Number
01-123-3757
011233757
4820-01-123-3757
4820-01-123-3757
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)
99240
Reference Numbers (Part Numbers)
2S4508
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
STYLE DESIGNATOR
FLOW CONTROL D
Required Description
STEEL COMP 303 BODY
MIL-S-7720,COMP 303S MIL SPEC SINGLE MATERIAL RESPONSE BODY