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 5990-01-088-4085
NSN 6240-01-005-3456
NSN 5935-01-222-3672
NSN 5855-01-115-9014
NSN 5996-01-316-7042
NSN 6645-01-292-6987
NSN 6685-01-604-8717
NSN 5999-01-078-1491
NSN 5910-01-444-5105
NSN 5910-00-530-6094
NSN 5945-01-045-5756
NSN 5985-00-456-8975