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 6620-01-367-2597
NSN 6145-01-305-8646
NSN 5925-01-461-9298
NSN 6105-00-111-2546
NSN 2925-00-203-8735
NSN 5945-01-255-5197
NSN 6620-00-724-3137
NSN 6150-01-473-5546
NSN 7035-01-438-2108
NSN 5945-00-540-8178
NSN 5975-00-012-0095
NSN 5915-01-244-9394