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 6150-01-533-8245
NSN 6645-00-243-7541
NSN 5999-00-752-7655
NSN 5965-01-326-9860
NSN 6610-00-069-0674
NSN 5895-01-232-5814
NSN 5998-00-966-9515
NSN 5925-00-248-4331
NSN 6620-01-322-0018
NSN 5975-01-176-9007
NSN 6610-01-316-8902
NSN 2925-01-113-6904