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 6105-01-112-1350
NSN 2925-01-141-7563
NSN 4140-00-904-3438
NSN 6320-01-564-0893
NSN 6685-01-382-9932
NSN 5925-00-006-3539
NSN 5998-01-251-7541
NSN 5895-01-170-8247
NSN 6645-01-483-3532
NSN 6610-00-211-9095
NSN 6105-01-077-5559
NSN 5975-01-366-2815