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 6620-01-054-9346
NSN 5998-01-646-7216
NSN 6105-01-481-1840
NSN 5999-01-295-3718
NSN 6645-01-387-2063
NSN 5985-01-130-4906
NSN 6145-00-648-2726
NSN 5996-01-508-4599
NSN 2925-01-476-3224
NSN 6110-01-585-0155
NSN 4140-01-589-0141
NSN 6130-01-286-3372