Nsn 5365-01-556-0264 part number 218246, cage 10237 is the same item of supply
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).
NSN 5855-00-288-1408
NSN 5920-00-541-1119
NSN 5930-01-386-9311
NSN 6220-01-147-9180
NSN 6645-00-900-5830
NSN 6110-00-456-9506
NSN 5895-01-650-6571
NSN 5895-00-842-9457
NSN 4140-01-218-7205
NSN 6320-01-313-8306
NSN 5930-00-914-5620
NSN 5895-01-181-5471