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 6110-00-961-1100
NSN 6240-01-107-6413
NSN 6685-01-193-6586
NSN 6145-00-220-9933
NSN 5895-00-156-7282
NSN 6220-00-119-1507
NSN 5965-00-100-1291
NSN 6220-00-110-8921
NSN 6150-00-236-4298
NSN 6685-01-008-7589
NSN 6620-01-021-9768
NSN 6650-01-481-1116