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 5855-01-307-4520
NSN 5950-00-615-6191
NSN 2925-01-163-6716
NSN 6220-01-272-0466
NSN 5985-00-809-5851
NSN 6685-01-565-5965
NSN 5945-01-634-0588
NSN 6150-01-199-2603
NSN 2925-01-197-7864
NSN 5910-01-322-8032
NSN 5835-00-364-0816
NSN 5960-01-654-4353