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 6685-01-172-3213
NSN 2925-01-433-8915
NSN 6150-01-563-8661
NSN 5999-01-180-9754
NSN 5990-01-368-2604
NSN 5975-01-373-3981
NSN 6130-00-512-8692
NSN 6650-00-356-8405
NSN 5945-00-286-8594
NSN 5945-00-428-6353
NSN 5996-01-159-5392
NSN 5960-01-458-6484