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 5910-01-381-5624
NSN 6645-01-578-7959
NSN 6135-01-447-3086
NSN 5930-01-394-7268
NSN 6135-00-240-3200
NSN 5930-01-444-1835
NSN 5990-01-633-9503
NSN 6220-01-581-2162
NSN 6145-01-643-0684
NSN 5920-01-202-7166
NSN 5998-01-188-6449
NSN 5920-01-414-6983