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 6320-01-219-5174
NSN 6620-01-168-8244
NSN 5975-01-166-1002
NSN 5950-00-719-6521
NSN 5999-01-463-9981
NSN 5998-01-396-1339
NSN 6320-01-172-6103
NSN 5925-01-058-7651
NSN 5835-01-202-1376
NSN 5998-00-670-0369
NSN 6610-01-540-8521
NSN 5905-01-641-1656