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 5905-01-153-2512
NSN 6320-01-039-5891
NSN 5999-01-177-5413
NSN 5855-00-446-5921
NSN 2925-01-228-6554
NSN 6645-01-359-7875
NSN 5999-00-187-2767
NSN 5975-01-446-8773
NSN 6620-00-010-8190
NSN 6105-00-289-9993
NSN 2925-01-285-7163
NSN 6320-00-790-4844