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 5965-01-113-9061
NSN 6130-01-057-8008
NSN 5985-00-220-5166
NSN 6145-01-054-0919
NSN 5990-01-255-7387
NSN 5950-01-158-0288
NSN 5999-01-416-1525
NSN 7035-00-529-3128
NSN 6320-00-809-5744
NSN 6105-01-124-0773
NSN 5910-00-892-3187
NSN 5996-01-188-7548