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.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 4140-01-575-8943
NSN 2925-01-520-4194
NSN 6645-00-877-6002
NSN 5950-00-817-7347
NSN 5965-01-195-2168
NSN 5935-01-233-0905
NSN 5999-00-099-3667
NSN 5999-01-554-1673
NSN 5985-01-330-8747
NSN 6620-01-334-8938
NSN 5910-00-299-7869
NSN 6110-01-391-9997