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 6685-01-514-8193
NSN 6145-01-653-4612
NSN 4140-01-528-7945
NSN 6685-00-405-4991
NSN 4140-01-528-0295
NSN 6105-00-307-6912
NSN 6620-01-187-7267
NSN 6105-01-557-1219
NSN 7035-00-003-7518
NSN 5985-01-157-3877
NSN 6145-00-216-6613
NSN 5905-00-372-5214