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 5920-00-111-2375
NSN 5930-00-882-4770
NSN 5930-00-816-9780
NSN 6650-01-190-2304
NSN 6610-01-206-1848
NSN 5975-01-648-2592
NSN 6650-01-067-8946
NSN 5910-01-642-7021
NSN 5945-01-435-7689
NSN 6620-01-048-4145
NSN 5895-01-170-4355
NSN 6645-00-078-5126