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 5999-00-678-7190
NSN 5910-01-059-5495
NSN 6650-00-259-2605
NSN 5920-01-164-8260
NSN 5996-01-202-9338
NSN 5915-01-056-6287
NSN 5985-01-625-7094
NSN 5925-01-428-9978
NSN 6650-00-175-7520
NSN 5985-01-145-4526
NSN 5996-01-483-1858
NSN 6220-00-169-6516