Product Details | CHECK VALVE

4820-00-554-7861 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: 1111565659, 1111-565659, 4820-00-554-7861, 00-554-7861, 4820005547861, 005547861

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 JAN 1963 00-554-7861

Drawings & Photos | NSN 4820-00-554-7861


Cross Reference | NSN 4820-00-554-7861

Part Number Cage Code Manufacturer
1111-565659 92003 PARKER HANNIFIN CORPORATION DIV AEROSPACE GROUP HEADQUARTERS

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Technical Data | NSN 4820-00-554-7861

Characteristic Specifications
MATERIAL ALUMINUM ALLOY OVERALL
STYLE DESIGNATOR A3 STRAIGHT THRU
FLOW CONTROL DEVICE DISK
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED INTERNAL TUBE 1ST END THREADED EXTERNAL TUBE 2ND END
CONNECTION STYLE B5A FLARE 1ST END B42 FLARED 2ND END
SEAT ANGLE 37.0 DEGREES 2ND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 1.000 INCHES 1ST END 1.000 INCHES 2ND END
THREAD SERIES DESIGNATOR UN 1ST END UN 2ND END
NOMINAL THREAD SIZE 1.312 INCHES 1ST END 1.312 INCHES 2ND END
THREAD QUANTITY PER INCH 12 1ST END 12 2ND END
THREAD CLASS 3B 1ST END 3A 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 4820-00-554-7861

Category Code Description
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.
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
No Freight Information