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 6645-00-406-8114
NSN 5985-00-801-0911
NSN 6220-00-149-0977
NSN 6650-01-012-3290
NSN 6145-00-450-0477
NSN 6645-00-149-1100
NSN 7035-01-395-0757
NSN 6610-01-341-6041
NSN 5996-00-205-2933
NSN 5835-00-816-0394
NSN 6685-00-997-2719
NSN 5855-00-482-9876