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 5965-01-352-7257
NSN 6650-01-115-8431
NSN 6610-00-767-7686
NSN 6645-00-099-6913
NSN 5855-01-180-5369
NSN 6105-00-243-6839
NSN 6320-00-371-8335
NSN 5950-01-115-0669
NSN 6685-01-321-6894
NSN 6105-01-321-3281
NSN 5945-00-220-6789
NSN 6130-01-610-9418