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 5950-00-606-5880
NSN 6150-01-480-4655
NSN 5930-01-575-5679
NSN 6620-01-532-9023
NSN 5925-01-015-7873
NSN 5930-01-224-8053
NSN 6650-01-102-1452
NSN 5835-01-244-8532
NSN 5855-00-912-3885
NSN 6145-01-160-7658
NSN 6685-01-542-8635
NSN 5975-00-246-4906