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 6685-01-290-4378
NSN 2925-01-440-6146
NSN 5999-01-481-9765
NSN 5915-01-191-3762
NSN 5915-00-614-6173
NSN 5905-01-494-6647
NSN 6145-00-265-6190
NSN 5945-01-620-7703
NSN 5998-00-704-4404
NSN 6240-01-064-9727
NSN 7035-00-252-7467
NSN 5915-01-144-6525