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 6150-01-149-4737
NSN 5855-01-604-6106
NSN 5910-01-378-4277
NSN 6610-01-435-8982
NSN 2925-01-138-8104
NSN 6650-00-349-8732
NSN 6620-01-133-4193
NSN 6685-01-434-6431
NSN 6685-01-112-0524
NSN 6645-00-171-9639
NSN 4140-01-272-8091
NSN 6110-01-394-4104