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 5990-00-061-7190
NSN 5998-01-459-8580
NSN 5996-00-617-1676
NSN 5915-00-160-9525
NSN 6610-01-484-3161
NSN 5935-00-572-2505
NSN 6130-01-641-3490
NSN 5945-00-318-2829
NSN 6620-01-597-9815
NSN 6220-01-204-3575
NSN 6105-00-456-1433
NSN 6645-01-354-7624