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 6150-01-198-4239
NSN 6645-01-420-5623
NSN 5925-01-581-0625
NSN 6645-01-025-1002
NSN 5915-00-483-6620
NSN 5960-00-525-1898
NSN 5920-01-131-8371
NSN 6610-01-207-0045
NSN 6240-00-221-0133
NSN 5925-00-073-3507
NSN 6610-01-027-1641
NSN 6620-01-045-4467