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 5925-01-232-7979
NSN 5945-01-338-8392
NSN 5895-01-056-1076
NSN 5950-00-195-4312
NSN 5920-00-981-5821
NSN 5985-01-022-9708
NSN 6110-01-519-5956
NSN 5985-01-303-2598
NSN 5998-01-308-5685
NSN 6685-00-196-5592
NSN 4140-01-598-7578
NSN 5855-01-383-8339