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 6220-00-013-9523
NSN 5855-01-187-2293
NSN 6620-00-525-6069
NSN 5920-01-356-0431
NSN 5998-00-971-2170
NSN 5935-00-269-5516
NSN 6320-00-468-8421
NSN 5998-01-079-6935
NSN 5990-01-021-7303
NSN 6685-01-313-0438
NSN 5965-01-511-5392
NSN 5930-01-589-4691