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 5895-01-565-7131
NSN 5985-01-003-9732
NSN 6610-01-549-4960
NSN 5925-01-467-3625
NSN 6610-00-339-5432
NSN 5998-01-426-8989
NSN 5905-01-596-7757
NSN 5930-01-622-6680
NSN 6685-01-029-3416
NSN 6645-00-527-6531
NSN 5975-01-130-6614
NSN 2925-01-071-9291