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 6620-01-564-1810
NSN 6150-00-594-9051
NSN 5935-01-543-5970
NSN 5985-00-981-6850
NSN 6610-00-571-1811
NSN 6105-00-107-3315
NSN 6220-01-396-5638
NSN 6685-01-258-6212
NSN 6645-01-473-9179
NSN 7035-01-450-2289
NSN 5990-00-719-4947
NSN 6685-00-582-1215