National Item Identification Number
01-478-6493
014786493
4820-01-478-6493
4820-01-478-6493
National Stock Number
Item Name
VALVE,RESTRICTOR CHECK
Federal Supply Class
4820
Description
A valve having an orifice in the poppet, disk, or the like, to permit restricted fluid flow when the valve is seated. It does not have a stem or provisions for pressure adjustments, and is similar to a VALVE, CHECK with the exception of the orifice which permits fluid flow in more than one direction.
Commercial and Government Entity Code (Supplier Data)
58163
Reference Numbers (Part Numbers)
25154
Required Categories
MATERIAL
STYLE DESIGNATOR
CONNECTION TYPE
NOMINAL PIPE SIZE ACCOMMODATED
THR
Required Description
STEEL CORROSION RESISTING OVERALL
E1 STRAIGHT THRU
THREADED INTERNAL PIPE ALL