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 5990-01-608-3505
NSN 6610-01-036-4525
NSN 6105-01-079-3754
NSN 5950-01-155-2448
NSN 6135-01-504-4309
NSN 5950-01-084-7800
NSN 6685-01-654-4019
NSN 6610-01-454-2418
NSN 5905-01-121-9346
NSN 6105-00-030-7608
NSN 5920-01-010-2920
NSN 5915-01-088-8128