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 5998-00-552-4046
NSN 5998-00-052-1048
NSN 5945-01-295-2805
NSN 5905-01-339-5408
NSN 6105-00-643-4975
NSN 2925-01-110-1467
NSN 5915-00-929-3223
NSN 6105-00-938-6804
NSN 5996-01-393-0201
NSN 5985-00-285-0417
NSN 6685-01-556-2112
NSN 5945-01-035-7488