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 6105-01-361-5927
NSN 6320-01-119-3935
NSN 6220-00-768-3878
NSN 5998-00-059-3587
NSN 4140-01-098-4677
NSN 5895-00-707-3386
NSN 5910-01-114-6852
NSN 6620-01-078-6372
NSN 6650-01-624-0818
NSN 5965-01-298-1685
NSN 6130-01-408-4678
NSN 5855-01-468-1431