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 5950-00-648-7193
NSN 6220-01-286-0562
NSN 5960-01-632-6576
NSN 6105-00-389-8675
NSN 6620-01-528-7510
NSN 5855-01-461-8169
NSN 5975-01-463-3323
NSN 5985-00-170-9097
NSN 5835-01-168-6256
NSN 5945-01-653-7070
NSN 5999-01-218-5840
NSN 5895-01-228-7294