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 5905-00-155-4767
NSN 5990-00-754-2842
NSN 6105-00-719-9943
NSN 5960-01-260-7430
NSN 4140-00-640-6608
NSN 6685-01-262-4847
NSN 6145-00-248-8965
NSN 5975-00-164-7661
NSN 6110-01-312-3629
NSN 5905-01-016-2307
NSN 6150-00-976-2906
NSN 5996-00-538-7829