With approx 30 pithch diamond knurl
No other part numbers with same form, fit, and function found.
A tubular shaped item with a round or hexagon peripheral shape having two flat bearing surfaces perpendicular to the axis of the centrally located hole. It is designed to maintain a predetermined distance between assembled parts. The item may be with or without flange(s) of any peripheral shape. The overall length must exceed 25 percent of the outside diameter or distance across peripheral flats of the body. (when the length, outside diameter, and/or distance across peripheral flats are designed as a tolerance, the maximum dimension will be used to determine compliance). For items having other than a round or hexagon peripheral shape, see spacer, plate. Excludes items with lubricating features, see bearing, sleeve and bushing, sleeve. See also bushing, tapered; spacer, ring; washer, flat; and washer, (as modified).
Classification: Articles of aluminum nesoi
NSN 5950-01-145-8698
NSN 7035-01-440-8877
NSN 6685-00-971-7406
NSN 6130-00-872-4933
NSN 5835-00-224-9148
NSN 7035-00-007-0584
NSN 5895-01-417-2700
NSN 5920-00-269-4060
NSN 5990-00-125-5036
NSN 6150-01-370-3227
NSN 6135-01-614-5335
NSN 5990-00-336-2054