Item must comply with requirements of defense supply center philadelphia production standard no. Po0015nrp
A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use shim. For items fabricated from ceramic or electrically rated materials by specification or industry standards use insulator (1), washer. Excludes disk, valve, graphite impregnated and lubricated items.
Classification: Cotters, cotter-pins, washers and similar articles, of aluminum
NSN 6110-01-423-8273
NSN 6620-01-078-6372
NSN 5905-00-860-6276
NSN 5935-00-778-2432
NSN 5915-01-142-0718
NSN 6105-00-980-0461
NSN 5998-00-993-6477
NSN 5950-01-438-1694
NSN 5945-00-763-8698
NSN 5930-00-913-2120
NSN 5935-01-521-2158
NSN 5965-01-464-9885