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 6320-01-176-8367
NSN 6645-00-283-6794
NSN 5915-00-702-3030
NSN 5935-00-823-6962
NSN 6650-01-017-6716
NSN 5960-00-657-7823
NSN 6610-00-269-4506
NSN 4140-01-418-0831
NSN 6685-01-649-1504
NSN 6105-00-530-0656
NSN 5930-00-177-3316
NSN 2925-01-617-3622