National Item Identification Number
01-441-7691
014417691
4820-01-441-7691
4820-01-441-7691
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)
Reference Numbers (Part Numbers)
FIG 1331 A8-18 1 1/2IN
FIG.1331-A8-18-
22449A
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
STYLE DESIGNATOR
VALVE SIZE
FA
Required Description
STEEL UNS K03504 BODY
STEEL UNS K91151 FLOW CONTROL DEVICE
STEEL UNS K91151 SE
