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 6105-00-456-1433
NSN 5855-01-169-9228
NSN 6645-01-583-6519
NSN 5950-01-225-3352
NSN 5999-00-249-9339
NSN 6130-00-138-7799
NSN 5925-01-432-0149
NSN 4140-01-452-9428
NSN 2925-01-077-3310
NSN 5925-01-529-6836
NSN 6610-00-729-6479
NSN 5998-01-342-6655