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 6150-01-608-2635
NSN 6110-01-452-9388
NSN 6220-01-424-2478
NSN 6110-00-495-8597
NSN 7035-01-386-5722
NSN 5945-01-116-3606
NSN 5999-01-535-7098
NSN 5910-01-063-5897
NSN 6130-00-364-7801
NSN 6105-00-477-6880
NSN 5915-01-177-5060
NSN 5950-01-483-4000