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 5998-01-504-2971
NSN 6220-00-269-4556
NSN 5965-01-162-2632
NSN 5998-01-188-7341
NSN 5905-00-192-4446
NSN 5930-01-290-8999
NSN 7035-00-631-3782
NSN 6685-01-299-4353
NSN 6110-00-036-6386
NSN 5930-00-904-6310
NSN 5935-01-250-0437
NSN 5996-01-387-9151