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 5855-00-327-2112
NSN 6650-01-100-0933
NSN 4140-01-274-0423
NSN 6610-01-592-1551
NSN 5999-01-063-6189
NSN 5996-01-287-7464
NSN 5945-00-279-6554
NSN 6685-01-123-8900
NSN 5895-01-281-0346
NSN 5975-01-467-8070
NSN 2925-01-603-2033
NSN 5905-01-359-9560