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 6685-00-127-0934
NSN 5996-01-117-0338
NSN 5965-00-170-5254
NSN 5930-01-377-6395
NSN 5950-00-152-1837
NSN 6105-01-354-1358
NSN 6620-01-483-8189
NSN 5998-01-470-6553
NSN 6130-00-928-6771
NSN 5999-01-212-9671
NSN 6130-01-172-9489
NSN 5920-01-605-4627