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 6150-00-688-5485
NSN 6620-00-863-4639
NSN 6650-01-485-8536
NSN 5930-01-355-0396
NSN 6645-00-149-1100
NSN 5990-01-074-6549
NSN 6135-01-071-4923
NSN 5950-01-530-0538
NSN 5915-01-225-1355
NSN 6110-00-673-9130
NSN 5930-01-483-7117
NSN 5925-01-533-7676