Product Details | CHECK VALVE

4820-01-056-2213 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: SS70912N10J, SS70-912N10J, 4820-01-056-2213, 01-056-2213, 4820010562213, 010562213

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 18 FEB 1978 01-056-2213

Drawings & Photos | NSN 4820-01-056-2213


Cross Reference | NSN 4820-01-056-2213

Part Number Cage Code Manufacturer
SS70-912N10J 78286 SIKORSKY AIRCRAFT CORPORATION

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Technical Data | NSN 4820-01-056-2213

Characteristic Specifications
MATERIAL STEEL COMP 304 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT PASSIVATE
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION SS-8435,UNITED AIRCRAFT CORP,SIKORSKY AIRCRAFT MFR REF SINGLE TREATMENT RESPONSE
STYLE DESIGNATOR A7 TEE
FLOW CONTROL DEVICE DISK
MAXIMUM OPERATING PRESSURE 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED EXTERNAL TUBE 1ST END THREADED EXTERNAL TUBE 2ND END THREADED EXTERNAL TUBE 3RD END
CONNECTION STYLE B45 FLARELESS 1ST END B45 FLARELESS 2ND END
SEAT ANGLE 12.0 DEGREES 1ST END 12.0 DEGREES 2ND END
THREAD SERIES DESIGNATOR UNJF 1ST END UNJF 2ND END
NOMINAL THREAD SIZE 0.875 INCHES 1ST END 0.875 INCHES 2ND END
THREAD CLASS 3A 1ST END 3A 2ND END
THREAD DIRECTION RIGHT-HAND 1ST END RIGHT-HAND 2ND END
MOUNTING POSITION HORIZONTAL
DISK LOADING METHOD SPRING
MOUNTING FACILITY BULKHEAD
SPECIAL FEATURES DESIGNED FOR HYDRAULIC FLUID
MANUFACTURERS CODE 78286
DESIGN CONTROL REFERENCE SS70-912N10J

Restrictions/Controls & Freight Information | NSN 4820-01-056-2213

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
NMF Description 127220 PRESSURE REG/RED/RELIEF VALVES NOI
Less than car load rating P 77.5
Less than truck load rating P 77.5
Water commodity Code 594 unknown
Originating Activity Code DX
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