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 6620-01-495-7446
NSN 6685-01-443-1564
NSN 5985-01-258-3226
NSN 5920-01-569-8583
NSN 6645-00-684-3424
NSN 5895-00-518-4954
NSN 5945-01-544-8982
NSN 5835-01-013-9321
NSN 6610-01-521-8692
NSN 5925-01-384-3402
NSN 5985-01-381-6341
NSN 5996-01-190-9982