Product Details | CHECK VALVE

4820-01-026-4808 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: SS50833L10D, SS50-833L10D, 4820-01-026-4808, 01-026-4808, 4820010264808, 010264808

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 26 AUG 1976 01-026-4808

Drawings & Photos | NSN 4820-01-026-4808


Cross Reference | NSN 4820-01-026-4808

Part Number Cage Code Manufacturer
SS50-833L10D 78286 SIKORSKY AIRCRAFT CORPORATION

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Technical Data | NSN 4820-01-026-4808

Characteristic Specifications
MATERIAL ALUMINUM ALLOY OVERALL
STYLE DESIGNATOR A1 ANGLE
FLOW CONTROL DEVICE POPPET
MEDIA FOR WHICH DESIGNED HYDRAULIC FLUID, PHOSPHATE-ESTER BASE SINGLE RESPONSE
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
CONNECTION STYLE B42 FLARED 1ST END B42 FLARED 2ND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 0.625 INCHES 1ST END 0.625 INCHES 2ND END
THREAD SERIES DESIGNATOR UNF 1ST END UNF 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 OR VERTICAL
DISK LOADING METHOD SPRING
SPECIAL FEATURES BULKHEAD TYPE ON FIRST END FITTING
MANUFACTURERS CODE 78286
DESIGN CONTROL REFERENCE SS50-833L10D

Restrictions/Controls & Freight Information | NSN 4820-01-026-4808

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: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