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 6220-01-449-1239
NSN 6130-01-503-8933
NSN 7035-00-541-8516
NSN 5905-01-022-2498
NSN 5999-00-269-5320
NSN 5935-01-090-0496
NSN 6150-01-159-6376
NSN 4140-00-552-7370
NSN 5999-01-269-5681
NSN 6650-01-653-9569
NSN 6220-00-763-4131
NSN 5985-01-044-1677