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 5999-01-261-0824
NSN 5945-01-167-8498
NSN 5945-01-469-6835
NSN 5999-00-233-7399
NSN 5930-00-241-6563
NSN 6685-01-378-6821
NSN 5990-01-517-7848
NSN 5930-01-291-7174
NSN 4140-01-256-0910
NSN 5975-01-386-6892
NSN 6685-00-079-2666
NSN 2925-01-166-4589