National Item Identification Number
01-171-9440
011719440
4820-01-171-9440
4820-01-171-9440
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)
72429
99240
Reference Numbers (Part Numbers)
50397
9R3224
Required Categories
MATERIAL
MATERIAL DOCUMENT AND CLASSIFICATION
STYLE DESIGNATOR
FLOW CONTROL D
Required Description
STEEL COMP 630 BODY
STEEL COMP 440C FLOW CONTROL DEVICE
AMS 5643 ASSN STD SING
