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 5990-00-905-4624
NSN 5998-01-261-6331
NSN 2925-01-439-4451
NSN 5855-01-504-9557
NSN 6650-01-317-7580
NSN 5990-01-419-0661
NSN 5925-01-237-9394
NSN 6320-01-312-3620
NSN 5975-00-754-5299
NSN 4140-01-356-3726
NSN 6685-00-397-3629
NSN 5950-01-204-8358