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 6645-01-386-6311
NSN 6220-01-335-6071
NSN 5965-00-698-0433
NSN 6220-01-207-8068
NSN 5835-01-412-0344
NSN 2925-01-503-6792
NSN 6620-01-401-5356
NSN 5945-01-410-7733
NSN 6130-01-502-9155
NSN 5990-00-105-7831
NSN 5855-01-653-4319
NSN 5855-01-147-4785