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 5915-00-118-0248
NSN 6105-01-207-2701
NSN 6685-00-464-3176
NSN 5996-01-165-3087
NSN 5910-01-445-6501
NSN 6320-01-631-7828
NSN 5925-01-564-2885
NSN 5985-01-020-8259
NSN 6145-00-596-2606
NSN 6620-01-053-6650
NSN 6105-00-374-8743
NSN 5950-01-417-0120