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 6135-00-686-4777
NSN 5905-00-271-8523
NSN 6240-01-160-7934
NSN 5960-01-434-5539
NSN 5950-01-608-5667
NSN 6220-00-908-7782
NSN 6645-00-279-1777
NSN 6110-01-484-1389
NSN 5999-00-145-7783
NSN 5999-00-732-9109
NSN 6320-01-578-6006
NSN 5945-00-974-6783