Product Details | VALVE DISK

1660-00-858-1654 An item of various shapes (usually circular, conical, cylindrical, or rectangular) used to prevent or regulate the flow of liquids or gases through the valve. May include a retainer, screw, holder, and the like.20616500058Aircraft Hydraulic, Vacuum, and De-icing System Components16600062Aircraft Air Conditioning, Heating, and Pressurizing Equipment29150064Engine Fuel System Components, Aircraft and Missile Prime Movers48100015Valves, Powered48200018Valves, Nonpowered65150057Medical and Surgical Instruments, Equipment, and Supplies

Part Alternates: 2356977, 1660-00-858-1654, 00-858-1654, 1660008581654, 008581654

Aircraft Components and Accessories | Aircraft Air Conditioning, Heating, and Pressurizing Equipment

Supply Group (FSG) NSN Assign. NIIN
16 01 JAN 1963 00-858-1654

Cross Reference | NSN 1660-00-858-1654

Part Number Cage Code Manufacturer
2356977 18355 BOEING COMPANY, THE DBA BOEING
2356977 88277 BOEING COMPANY, THE DBA BOEING

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Technical Data | NSN 1660-00-858-1654

Characteristic Specifications
MATERIAL STEEL, SAE 52100
STYLE DESIGNATOR G41 POPPET
SHANK DIAMETER 0.375 INCHES MINIMUM
FLANGE DIAMETER 0.624 INCHES NOMINAL
OVERALL HEIGHT 1.312 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT 0.437 INCHES NOMINAL
SEAT ANGLE 45.0 DEGREES NOMINAL
MEDIA FOR WHICH DESIGNED ANY ACCEPTABLE
PRESSURE RATING NOT RATED
TEMP RATING NOT RATED
MANUFACTURERS CODE 88277
DESIGN CONTROL REFERENCE 2356977

Restrictions/Controls & Freight Information | NSN 1660-00-858-1654

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:BMunitions List Item - Mutilation (MUT) to the point of scrap required. (Formerly: Demilitarization not required. Trade Security Controls (TSCs) required at disposition.)
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