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 5945-00-529-0103
NSN 6685-01-160-5421
NSN 5999-01-226-9533
NSN 6145-00-242-5524
NSN 5960-00-087-3086
NSN 5925-00-269-2685
NSN 6650-00-929-3946
NSN 6620-00-959-6614
NSN 6145-00-763-6077
NSN 6240-01-545-4554
NSN 5910-01-245-6965
NSN 6105-00-948-7401