A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 6130-00-774-3231
NSN 5930-01-220-1016
NSN 6645-01-398-2505
NSN 6150-01-413-2710
NSN 5990-00-821-1509
NSN 5855-01-174-2463
NSN 5960-01-118-3394
NSN 6145-01-462-9431
NSN 5990-00-288-1820
NSN 5945-01-352-3246
NSN 5950-01-272-0907
NSN 6145-01-029-4184