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 5910-01-573-6538
NSN 5999-00-269-2498
NSN 6150-01-392-1096
NSN 5910-01-394-5357
NSN 6110-01-064-1044
NSN 5990-01-168-3257
NSN 5999-00-198-3959
NSN 5945-00-217-3570
NSN 6645-00-498-6869
NSN 6135-01-426-8282
NSN 6130-01-409-2867
NSN 5910-00-499-2235