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 5925-01-288-0025
NSN 7035-01-115-8996
NSN 5990-00-818-1078
NSN 6610-00-273-9019
NSN 6685-01-570-3835
NSN 5925-01-132-9120
NSN 5999-01-421-3006
NSN 5905-01-504-2138
NSN 6150-00-288-6245
NSN 6105-01-222-4260
NSN 2925-00-028-1481
NSN 5945-01-462-5234