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 5950-01-534-4840
NSN 6130-01-098-3707
NSN 6105-00-359-5300
NSN 6150-01-271-7592
NSN 5905-00-402-2579
NSN 6320-00-521-9350
NSN 6685-01-251-1556
NSN 5960-01-254-3541
NSN 6145-00-008-1834
NSN 6220-01-047-4060
NSN 5965-01-504-6139
NSN 5975-01-160-8617