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 5835-01-313-3375
NSN 6320-01-046-5228
NSN 4140-00-282-9759
NSN 2925-01-257-0695
NSN 5950-00-431-5985
NSN 4140-00-846-4786
NSN 5998-01-574-6426
NSN 5895-01-327-1454
NSN 6645-00-340-4795
NSN 2925-01-657-9741
NSN 6105-01-249-7205
NSN 5998-01-295-8140