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 6610-01-063-9303
NSN 5855-01-018-1247
NSN 5905-01-338-9420
NSN 6110-01-029-3403
NSN 6135-01-061-1862
NSN 5990-01-052-1987
NSN 5895-01-477-3047
NSN 4140-00-958-9730
NSN 6130-01-266-7579
NSN 5996-01-392-3178
NSN 6130-01-244-0370
NSN 6145-01-422-5319