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 5975-01-519-2519
NSN 5965-00-871-8987
NSN 6130-01-227-8408
NSN 5920-01-323-5001
NSN 6220-00-945-2724
NSN 6645-01-441-2762
NSN 5910-01-093-4743
NSN 5975-00-959-3606
NSN 6685-01-114-8047
NSN 5945-00-096-5086
NSN 5950-01-050-8228
NSN 5965-01-423-8335