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 5930-01-498-4641
NSN 5915-00-119-7331
NSN 2925-00-428-6349
NSN 5965-01-418-7226
NSN 6685-01-447-9886
NSN 5965-01-075-3148
NSN 6135-01-598-9889
NSN 6645-00-857-0410
NSN 5920-01-541-5030
NSN 6650-00-195-7519
NSN 5930-01-004-0942
NSN 5945-01-432-9750