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 5905-01-446-7699
NSN 6320-01-383-3257
NSN 5950-00-070-4227
NSN 5985-01-048-7356
NSN 6240-01-444-2227
NSN 6645-00-498-6869
NSN 5960-01-641-5493
NSN 6650-00-530-4277
NSN 5996-00-225-2429
NSN 5998-01-487-6160
NSN 6240-00-146-9322
NSN 6650-01-495-6762