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 6320-01-386-7396
NSN 6145-01-013-7911
NSN 6220-01-250-2376
NSN 6645-01-272-6987
NSN 6105-01-383-3657
NSN 6650-01-520-8701
NSN 5905-01-078-2881
NSN 7035-01-616-5454
NSN 5950-01-634-0677
NSN 5985-01-076-5094
NSN 6320-01-227-2648
NSN 5905-00-233-6407