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 5935-01-522-9929
NSN 5920-01-289-0852
NSN 5935-01-229-1770
NSN 5975-01-107-3947
NSN 6110-01-420-2425
NSN 6645-01-482-9704
NSN 5910-01-267-2244
NSN 6150-01-247-5755
NSN 6645-01-623-8825
NSN 6620-00-461-4934
NSN 5996-00-061-0336
NSN 6110-01-426-1445