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 5945-00-225-8118
NSN 6685-01-539-1469
NSN 6610-00-217-2194
NSN 5998-00-456-0864
NSN 5998-01-567-8222
NSN 5998-00-981-9620
NSN 5975-01-011-1313
NSN 6240-01-475-8258
NSN 5950-01-099-2651
NSN 6145-00-905-5374
NSN 5950-00-863-3724
NSN 5999-01-513-8522