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 6145-01-350-3532
NSN 6685-01-646-3767
NSN 5996-00-071-5946
NSN 6130-00-920-7157
NSN 5985-01-077-1642
NSN 6620-01-646-8593
NSN 5996-01-435-2766
NSN 5990-01-029-0868
NSN 6620-01-578-7561
NSN 4140-01-581-9350
NSN 6220-01-267-8616
NSN 5945-00-826-7739