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 6620-00-689-4456
NSN 5975-01-413-4889
NSN 5950-01-131-2376
NSN 2925-00-450-7783
NSN 5855-01-366-2429
NSN 6650-01-162-8324
NSN 5855-01-096-0872
NSN 6645-01-397-7277
NSN 6240-01-063-7685
NSN 6135-01-416-8342
NSN 5998-01-169-6221
NSN 6620-00-912-0255