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 6650-01-528-1756
NSN 5996-01-444-3915
NSN 5950-01-451-4538
NSN 5945-00-912-5905
NSN 5915-01-435-0880
NSN 5950-01-138-5992
NSN 5950-01-221-0746
NSN 6240-00-316-3167
NSN 5985-00-516-1316
NSN 2925-01-310-3232
NSN 6240-00-372-4841
NSN 6135-00-170-8819