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 6145-01-354-6349
NSN 5930-01-434-9071
NSN 5999-01-207-2343
NSN 6220-01-107-2613
NSN 6110-01-319-7177
NSN 6610-01-333-2381
NSN 5910-00-368-4108
NSN 6650-01-415-5573
NSN 5945-01-373-3820
NSN 5930-01-629-2954
NSN 4140-01-106-4604
NSN 7035-01-455-7277