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 6685-01-147-4532
NSN 5950-00-262-3393
NSN 6620-01-168-8450
NSN 6145-01-470-3933
NSN 5935-01-041-9238
NSN 5960-01-515-4791
NSN 2925-01-236-3547
NSN 7035-00-931-9415
NSN 6130-00-074-1437
NSN 5965-00-785-5100
NSN 4140-00-420-0251
NSN 5925-01-420-5811