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 6135-01-432-2785
NSN 5999-00-552-8110
NSN 5975-00-121-3589
NSN 6240-01-446-7851
NSN 6135-00-240-3200
NSN 6220-01-282-6572
NSN 5835-00-936-8753
NSN 5925-01-632-3833
NSN 5835-01-602-0311
NSN 5975-00-107-8198
NSN 4140-00-964-8623
NSN 6650-00-938-9233