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 6220-01-617-7535
NSN 6620-00-803-2423
NSN 5998-01-541-4577
NSN 6145-01-315-6397
NSN 6145-01-182-8781
NSN 5835-01-478-9428
NSN 5925-00-106-7257
NSN 5945-00-481-3403
NSN 6320-01-540-4885
NSN 2925-00-253-1655
NSN 5930-00-978-0931
NSN 6145-00-815-1790