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 6685-00-269-6444
NSN 5945-00-149-1857
NSN 6240-01-193-1470
NSN 6650-01-406-5322
NSN 6135-01-515-9626
NSN 5950-01-478-2243
NSN 5975-00-785-1154
NSN 5950-00-658-4960
NSN 5925-01-034-2283
NSN 7035-00-063-5245
NSN 5915-00-281-8175
NSN 5960-01-206-8809