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 6135-01-375-6724
NSN 5965-00-849-1313
NSN 5910-01-350-9916
NSN 5998-00-081-5602
NSN 5925-01-185-1390
NSN 5999-00-306-4691
NSN 5920-00-793-4653
NSN 6320-01-116-3980
NSN 5835-01-522-1023
NSN 5910-01-435-5531
NSN 5985-00-415-6364
NSN 5925-00-476-4868