Hmaterial info: 7075-t73, -t7310 or -t7311 aluminum in accordance with either sae-ams-qq-a-200/11 or astm b221; or 7075-t7351 or -t73 aluminum in accordance with either sae-ams-qq-a-250/12 or astm b209
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 5975-01-196-3502
NSN 5950-01-157-5883
NSN 6135-01-577-0811
NSN 5950-01-231-5860
NSN 5965-00-368-8204
NSN 5965-00-698-0433
NSN 6610-01-546-9693
NSN 5930-01-649-1517
NSN 6130-01-340-7846
NSN 5950-01-646-6209
NSN 6110-00-135-0878
NSN 5910-01-124-7198