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 6320-01-326-1316
NSN 5965-01-641-7342
NSN 6240-00-158-2808
NSN 6145-01-216-2938
NSN 7035-00-408-8170
NSN 5915-01-014-9920
NSN 6220-00-506-1301
NSN 7035-01-432-1163
NSN 6150-00-014-6079
NSN 5925-01-012-1890
NSN 5915-01-355-2860
NSN 6610-01-010-3159