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 6150-01-372-1025
NSN 5855-01-100-3272
NSN 6150-00-642-4798
NSN 5965-00-201-7479
NSN 7035-01-563-5544
NSN 5905-01-207-2420
NSN 6105-00-197-8671
NSN 5905-00-483-4128
NSN 6220-01-539-1471
NSN 5960-01-420-3072
NSN 6240-01-652-8624
NSN 7035-01-027-2259