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 5965-01-578-6911
NSN 6145-01-258-6101
NSN 6320-00-186-6452
NSN 6130-01-200-9154
NSN 7035-00-131-8219
NSN 5835-01-555-8963
NSN 5999-00-591-6774
NSN 5950-01-112-6873
NSN 5996-01-036-5639
NSN 5915-01-280-5463
NSN 5975-01-332-2234
NSN 6110-00-647-3932