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 6320-00-242-3300
NSN 6685-00-265-0912
NSN 5910-00-596-3179
NSN 5855-01-519-7929
NSN 5855-01-442-7929
NSN 6685-01-179-2777
NSN 5965-01-194-3453
NSN 6130-01-627-1274
NSN 5960-00-919-9383
NSN 7035-01-462-5766
NSN 6620-01-154-0073
NSN 6150-00-295-2662