Product Details | RESTRICTOR CHECK VALVE

4820-01-052-7401 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.

Part Alternates: C790844031, C7908-4-4-031, C7908A44031, C7908A4-4-031, 6F3020031, 6F3020-031, 94934-4-031, 94934A44031, 94934A4-4-031, 4820-01-052-7401, 01-052-7401, 4820010527401, 010527401, 949344031

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 20 DEC 1977 01-052-7401

Drawings & Photos | NSN 4820-01-052-7401


Demand History | NSN 4820-01-052-7401

Part Number Request Date QTY Origin
4820-01-052-7401 2016-02-55 16 DIBBS

Cross Reference | NSN 4820-01-052-7401

Part Number Cage Code Manufacturer
6F3020-031 99240 CRISSAIR, INC.
94934-4-031 26044 SAF INDUSTRIES LLC DBA GAR-KENYON AEROSPACE
94934A4-4-031 26044 SAF INDUSTRIES LLC DBA GAR-KENYON AEROSPACE
C7908-4-4-031 81755 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS
C7908A4-4-031 81755 LOCKHEED MARTIN CORPORATION DBA LOCKHEED MARTIN AERONAUTICS

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Technical Data | NSN 4820-01-052-7401

Characteristic Specifications
MATERIAL STEEL CORROSION RESISTING OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CONNECTION TYPE THREADED EXTERNAL TUBE ALL ENDS
CONNECTION STYLE B42 FLARED 1ST END B46A PLAIN 2ND END
SPECIAL FEATURES U/O F16A/B/C/D ACFT

Restrictions/Controls & Freight Information | NSN 4820-01-052-7401

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
No Freight Information