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 5945-01-260-5914
NSN 5998-00-325-2282
NSN 5999-00-272-7453
NSN 6645-00-408-3025
NSN 5960-01-143-8622
NSN 5835-01-416-6455
NSN 5975-01-485-3314
NSN 4140-01-186-0310
NSN 5950-01-420-5166
NSN 6645-01-312-8601
NSN 5950-00-079-7426
NSN 5990-00-538-7330