Counterbore one side; 0.316 in. Diameter by 0.300 in. Deep
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: Other articles of iron or steel not wire nesoi
NSN 5910-01-478-8132
NSN 5920-01-647-1794
NSN 5950-01-531-6743
NSN 5930-01-542-4085
NSN 6135-01-213-7339
NSN 6610-00-430-5208
NSN 6320-01-067-0474
NSN 5920-01-033-8532
NSN 5920-01-385-2487
NSN 5985-01-467-2632
NSN 6150-00-054-3056
NSN 6240-00-633-1243