Part number : NAS1149
Functions : Washers Aircraft ( NAS1149 Series, Replaces AN960 Series )
Manufacturer : Genuine Aircraft Hardware
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Description
NAS1149 is the serial number of a washer manufactured according to the National Aerospace Standard. These washers are typically used with bolts or screws to distribute shear forces and evenly distribute pressure between parts. This helps improve the bonding and safety of the parts.
Functions
1. Remove all burrs and sharp edges.
2. Dimensions in inches and apply after finish unless otherwise specified.
3. Surface roughness shall be 125 microinches Ra per asme B46.1
Specifications
NAS1149 Datasheet PDF
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