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 5999-01-597-0093
NSN 5975-01-578-6278
NSN 6620-01-354-2824
NSN 6135-01-626-6325
NSN 4140-01-623-2245
NSN 5935-01-246-3638
NSN 6130-01-139-0290
NSN 5985-01-289-5243
NSN 5855-01-089-2248
NSN 5985-00-944-0171
NSN 5990-01-086-3194
NSN 5950-01-650-3499