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 6620-01-611-7907
NSN 6685-01-298-9307
NSN 6130-00-976-2180
NSN 5930-01-352-5428
NSN 6145-01-505-8959
NSN 6240-01-176-4359
NSN 2925-01-368-5773
NSN 5985-01-391-1685
NSN 6145-00-773-6195
NSN 6650-01-150-8101
NSN 5950-01-051-9447
NSN 6650-01-238-9544