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 5925-00-921-1171
NSN 7035-00-703-3535
NSN 4140-00-833-6239
NSN 5935-01-417-9285
NSN 5895-00-986-8523
NSN 5945-01-507-8706
NSN 5895-01-308-1545
NSN 6620-01-364-6454
NSN 7035-00-908-4933
NSN 4140-01-498-3503
NSN 5985-01-358-6526
NSN 5835-00-778-5761