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 6135-01-438-4320
NSN 5975-01-319-4697
NSN 5905-01-551-1288
NSN 2925-01-014-0118
NSN 5990-00-741-9775
NSN 5999-00-631-4382
NSN 6320-01-033-6624
NSN 5905-00-131-5877
NSN 5945-00-671-4116
NSN 5998-01-650-1851
NSN 6150-00-230-6876
NSN 6130-01-362-5719