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 6240-01-623-3798
NSN 5998-01-578-7052
NSN 5996-00-900-5251
NSN 5950-01-050-4597
NSN 7035-00-803-3056
NSN 5905-00-779-3571
NSN 6320-01-191-6717
NSN 5965-01-257-8926
NSN 5895-00-372-5493
NSN 5990-00-498-5934
NSN 4140-01-216-5118
NSN 5990-00-827-4891