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 5998-01-443-6214
NSN 5950-01-152-2622
NSN 5895-01-295-5366
NSN 5855-01-643-6697
NSN 6320-00-394-8458
NSN 5985-01-512-6662
NSN 5965-01-253-0451
NSN 6685-01-014-7235
NSN 6685-01-550-4605
NSN 6135-01-421-1052
NSN 5835-01-552-8365
NSN 6135-01-511-1975