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 7035-00-763-6180
NSN 6135-00-179-8305
NSN 6105-01-401-5361
NSN 5930-01-168-8184
NSN 4140-01-034-9806
NSN 5996-00-503-8499
NSN 7035-01-535-1450
NSN 2925-00-833-9466
NSN 5935-01-135-6797
NSN 5905-01-413-2486
NSN 5905-01-442-7678
NSN 5996-01-167-3205