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 5975-00-636-4910
NSN 5915-01-578-6153
NSN 5835-01-013-9321
NSN 5975-00-177-8022
NSN 4140-01-165-4561
NSN 6105-01-629-1013
NSN 6130-01-077-4955
NSN 5835-00-071-5739
NSN 5925-00-100-5760
NSN 6105-00-246-7116
NSN 6220-01-061-3114
NSN 6685-01-241-5025