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 5990-01-423-8189
NSN 6105-01-556-4228
NSN 6220-01-474-0494
NSN 6135-00-369-2368
NSN 6240-01-464-2284
NSN 4140-01-218-5919
NSN 5905-01-247-4020
NSN 6685-01-582-6193
NSN 5925-00-931-7935
NSN 5999-00-618-0787
NSN 4140-00-419-0631
NSN 5996-00-294-7045