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 6610-01-535-0310
NSN 5960-00-307-9919
NSN 7035-01-167-1052
NSN 5960-01-336-4239
NSN 5925-01-448-1906
NSN 6130-01-524-5954
NSN 5975-01-106-3595
NSN 5835-01-005-8564
NSN 5960-01-179-4009
NSN 5945-00-716-7385
NSN 5935-00-959-7727
NSN 5835-01-167-1824