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 6610-01-373-3626
NSN 6135-00-840-6451
NSN 6610-01-345-9040
NSN 5999-00-039-6526
NSN 6105-01-113-5045
NSN 5855-01-088-8700
NSN 5998-00-893-7047
NSN 5905-01-543-4417
NSN 5905-01-606-3656
NSN 5910-01-482-3296
NSN 6685-00-159-2293
NSN 5920-00-858-1118