Product Details | CHECK VALVE

4820-01-370-4849 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.

Part Alternates: ST7M4754, ST7M475-4, P985334, P98-533-4, 4820-01-370-4849, 01-370-4849, 4820013704849, 013704849

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 23 JAN 1993 01-370-4849

Drawings & Photos | NSN 4820-01-370-4849


Demand History | NSN 4820-01-370-4849

Part Number Request Date QTY Origin
P98-533-4 2022-04-115 1 DIBBS
ST7M475-4 2022-04-115 1 DIBBS
P98-533-4 2022-04-103 1 DIBBS
ST7M475-4 2022-04-103 1 DIBBS
P98-533-4 2022-03-63 1 DIBBS
ST7M475-4 2022-03-63 1 DIBBS
P98-533-4 2022-01-02 1 DIBBS
ST7M475-4 2022-01-02 1 DIBBS
P98-533-4 2021-09-264 1 DIBBS
ST7M475-4 2021-09-264 1 DIBBS
P98-533-4 2021-09-245 1 DIBBS
ST7M475-4 2021-09-245 1 DIBBS
4820-01-370-4849 2012-08-229 1 DIBBS
4820-01-370-4849 2009-09-261 1 DIBBS

Cross Reference | NSN 4820-01-370-4849

Part Number Cage Code Manufacturer
P98-533-4 91816 CIRCOR AEROSPACE, INC. DBA CIRCLE SEAL CONTROLS
ST7M475-4 76301 BOEING COMPANY, THE DBA BOEING

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Technical Data | NSN 4820-01-370-4849

Characteristic Specifications
MATERIAL ALUMINUM ALLOY BODY
STYLE DESIGNATOR A6 STRAIGHT THRU
FLOW CONTROL DEVICE DISK
MEDIA FOR WHICH DESIGNED AIR 1ST RESPONSE FUEL/OIL, HYDROCARBON 2ND RESPONSE
MAXIMUM OPERATING PRESSURE 60.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 350.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED EXTERNAL TUBE 1ST END THREADED INTERNAL BOSS 2ND END
CONNECTION STYLE B46A PLAIN 1ST END B4 GASKET SEAL 2ND END
THREAD SERIES DESIGNATOR UNJ 1ST END UNJF 2ND END
NOMINAL THREAD SIZE 0.438 INCHES ALL ENDS
THREAD QUANTITY PER INCH 20 2ND END
THREAD CLASS 3A 1ST END 3B 2ND END
THREAD DIRECTION RIGHT-HAND ALL ENDS
MOUNTING POSITION HORIZONTAL OR VERTICAL

Restrictions/Controls & Freight Information | NSN 4820-01-370-4849

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.
Category Code Description
NMF Description 051080 FAUCETS,BIBCOCKS,GATES VALVES
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 594 unknown
Originating Activity Code AX Defense Supply Center Columbus
Columbus, OH 43216-5000
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 4820-01-370-4849

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each