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hercules engine div 319 910 1 bearing half; hercules engine div 321 935 1 bearing half; hercules engine div 321 945 1 bearing half; hercules engine div 321 950 4 bearing half; hercules engine div 321 955 4 bearing half; hercules engine div 321 960 1 bearing half; hercules engne div 321 965 1 BEARI-Ng half; hercules engine div 323 395 1 bearing half
aluminum alloy, ams 4118 inner layer, steel outer layer
Two or more identical or different sizes or types of bearing half, sleeve packaged or grouped together for single issue as a unit, for replacement of worn and/or damaged bearings. See bearing half, sleeve. Excludes bearing set, sleeve.
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
Precious metal content is unknown
The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
HMIC: Hazardous Material Indicator Code. A one position code that identifies a hazardous item.
PMIC: Precious Metal Indicator Code. A one position code which identifies items that have precious metals as part of their content. precious metals are those metals generally considered to be uncommon, highly valuable, and relatively superior in certain properties such as resistance to corrosion and electrical conductivity.
ESD: Electrostatic Discharge. Indicates if an item is susceptible to electrostatic discharge or electromagnetic interference damage. electrostatic discharge damage occurs when an accumulation of static electricity generated by the relative motion or separation of materials is released to another item by direct contact. electromagnetic interference damage occurs when an item comes into proximity with an electrostatic or magnetic field.
ENAC: Enviromental Attribute Code. Identifies items with environmentally preferred characteristics.
CRITL: Criticality Indicator Code. Indicates an item is technically critical by tolerance, fit, application, nuclear hardness properties, or other characteristics.