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 5905-00-926-2905
NSN 5925-01-565-2648
NSN 5985-00-456-0240
NSN 5950-01-604-9435
NSN 5990-01-364-1942
NSN 5925-00-952-0618
NSN 6650-01-523-1686
NSN 6240-00-269-3346
NSN 6620-00-858-7317
NSN 5905-01-523-2576
NSN 6650-01-539-9641
NSN 4140-01-227-6918