Holes spaced 100 degrees apart, two grooves on side
An item of any peripheral shape usually having one flat or spherical surface and a centrally located hole. It is designed for applications involving moving (kinetic) loads. Except for items fabricated from bearing quality synthetic (plastic) or composed of multilayer material, one bearing surface must either have a specific surface finish designation of 32 microinch (0.8 micrometre) or less, arithmetical average (aa) (arithmetic mean deviation) or one of the following conditions: be lapped or ground; have visible or detectable means of lubrication; grooves, indentations; or self-lubrication. The thickness must not exceed 25 percent of the outside diameter of the shortest distance between peripheral flats (when thickness and/or outside diameter is designated as a tolerance dimension, the maximum dimension will be used to determine compliance). Excludes straight, tubular (without flange) items having a bearing surface(s) parallel to the axis of the bore only. See also washer, flat and spacer, sleeve.
Classification: Thrust ball bearings
NSN 6240-01-419-5923
NSN 5935-01-185-0027
NSN 6620-01-038-3242
NSN 5985-01-069-3816
NSN 5965-01-616-9213
NSN 6650-00-775-6560
NSN 6145-01-480-3275
NSN 5965-00-161-3954
NSN 6130-01-579-4336
NSN 5950-00-960-5881
NSN 5990-00-458-9643
NSN 5910-00-417-8776