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 5905-01-258-5347
NSN 5925-00-080-9763
NSN 5920-00-453-4377
NSN 6130-01-516-8895
NSN 5965-00-071-0562
NSN 5905-00-060-9452
NSN 6150-00-079-4323
NSN 6645-00-189-7075
NSN 5945-00-851-7911
NSN 5996-00-305-6152
NSN 6130-01-610-0589
NSN 6240-01-272-5893