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 5990-00-906-4840
NSN 5985-01-316-2007
NSN 2925-01-299-6967
NSN 5999-01-366-2024
NSN 5985-01-087-3446
NSN 5996-00-289-9847
NSN 4140-01-176-5659
NSN 6645-01-281-7254
NSN 7035-01-088-6415
NSN 5990-01-571-7468
NSN 6150-01-632-1609
NSN 5925-01-206-9991