Product Details | CHECK VALVE

4820-01-165-5840 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: 220T16PP, 220T1-6PP, 4820-01-165-5840, 01-165-5840, 4820011655840, 011655840

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 31 OCT 1983 01-165-5840

Drawings & Photos | NSN 4820-01-165-5840


Cross Reference | NSN 4820-01-165-5840

Part Number Cage Code Manufacturer
220T1-6PP 91816 CIRCOR AEROSPACE, INC. DBA CIRCLE SEAL CONTROLS

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Technical Data | NSN 4820-01-165-5840

Characteristic Specifications
MATERIAL STEEL COMP 303 SEAT
MATERIAL DOCUMENT AND CLASSIFICATION 66 FED STD SINGLE MATERIAL RESPONSE SEAT
STYLE DESIGNATOR E1 STRAIGHT THRU
FLOW CONTROL DEVICE POPPET
MAXIMUM OPERATING PRESSURE 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 500.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLE B9 PLAIN ALL ENDS
THREAD SERIES DESIGNATOR NPT ALL ENDS
NOMINAL THREAD SIZE 0.375 INCHES ALL ENDS
THREAD DIRECTION RIGHT-HAND ALL ENDS
MOUNTING POSITION HORIZONTAL OR VERTICAL
DISK LOADING METHOD SPRING
SUPPLEMENTARY FEATURES USED ON SUBMERSIBLE COMPRESSION CCHAMBER SATURATED DIVING SYSTEM
MANUFACTURERS CODE 91816
DESIGN CONTROL REFERENCE 220T1-6PP

Restrictions/Controls & Freight Information | NSN 4820-01-165-5840

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