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 5855-01-222-1242
NSN 2925-00-315-8442
NSN 5990-00-210-2953
NSN 5999-00-090-7008
NSN 7035-01-573-8064
NSN 6220-01-265-8650
NSN 6150-01-572-1332
NSN 5835-00-632-8621
NSN 6240-00-827-0889
NSN 5996-01-225-3735
NSN 6645-01-032-5337
NSN 6135-00-016-0071