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 5990-01-369-6915
NSN 5960-01-018-0033
NSN 5975-01-611-3688
NSN 6645-01-113-0871
NSN 4140-01-005-1860
NSN 5998-01-150-3457
NSN 6620-00-339-0974
NSN 5855-01-079-8716
NSN 5990-01-199-4832
NSN 6150-00-467-2541
NSN 6645-01-193-5214
NSN 5945-01-578-3340