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 6145-00-134-7271
NSN 4140-01-152-2672
NSN 5930-00-016-8383
NSN 7035-01-336-0464
NSN 4140-01-564-4927
NSN 5925-00-067-3814
NSN 6610-01-364-0294
NSN 5965-01-165-3002
NSN 5950-01-163-9391
NSN 6685-01-356-8044
NSN 5835-01-632-6627
NSN 5960-00-382-6012