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 6645-00-050-3738
NSN 6105-01-336-6053
NSN 6685-01-534-8455
NSN 6320-01-421-3777
NSN 5895-01-107-5331
NSN 2925-00-580-4931
NSN 5985-01-069-3816
NSN 5965-01-322-3271
NSN 6645-00-727-5119
NSN 6650-01-292-2963
NSN 5945-01-435-4909
NSN 6150-00-419-0505