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 5855-01-350-5540
NSN 5925-01-522-7577
NSN 6620-01-025-4690
NSN 5895-00-004-9645
NSN 2925-01-328-0144
NSN 5990-01-540-1619
NSN 5895-01-650-3601
NSN 6645-01-369-4371
NSN 5945-00-158-7462
NSN 6240-01-321-9552
NSN 5930-01-314-1372
NSN 5945-00-144-8073