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 6150-01-046-8704
NSN 5998-01-361-8846
NSN 6150-01-519-2387
NSN 5985-01-086-7662
NSN 5999-00-936-3052
NSN 5855-01-312-5160
NSN 5990-00-081-1266
NSN 2925-01-043-9786
NSN 5855-01-038-2189
NSN 5985-01-458-2032
NSN 6685-00-812-1160
NSN 5915-00-954-3747