Product Details | CHECK VALVE

4820-00-741-2985 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: 1551288, 6421789, 7412985, 4820-00-741-2985, 00-741-2985, 4820007412985, 007412985

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 JAN 1963 00-741-2985

Drawings & Photos | NSN 4820-00-741-2985


Cross Reference | NSN 4820-00-741-2985

Part Number Cage Code Manufacturer
1551288 23862 MILITARY VEHICLES OPN GENERAL MOTORS TRUCK AND BUS GROUP
1551288 24617 GENERAL MOTORS CORP
1551288 70040 GENERAL MOTORS CORP AC ROCHESTER DIV
1551288 7X677 GENERAL MOTORS LLC DBA GENERAL MOTORS
6421789 70040 GENERAL MOTORS CORP AC ROCHESTER DIV
6421789 7X677 GENERAL MOTORS LLC DBA GENERAL MOTORS
7412985 19207 U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM

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Technical Data | NSN 4820-00-741-2985

Characteristic Specifications
STYLE DESIGNATOR A3 STRAIGHT THRU
FLOW CONTROL DEVICE POPPET
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED INTERNAL PIPE 1ST END THREADED EXTERNAL PIPE 2ND END
CONNECTION STYLE B9 PLAIN 1ST END B46B PLAIN 2ND END
THREAD SERIES DESIGNATOR NPSF 1ST END NPTF 2ND END
NOMINAL THREAD SIZE 0.250 INCHES 1ST END 0.250 INCHES 2ND END
THREAD DIRECTION RIGHT-HAND 1ST END RIGHT-HAND 2ND END
MOUNTING POSITION HORIZONTAL OR VERTICAL
DISK LOADING METHOD SPRING

Restrictions/Controls & Freight Information | NSN 4820-00-741-2985

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:UPrecious metal type is unknown
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 127220 PRESSURE REG/RED/RELIEF VALVES NOI
Less than car load rating
Less than truck load rating P 77.5
Water commodity Code 594 unknown
Originating Activity Code XX
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