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 5920-01-181-6369
NSN 5925-01-655-0824
NSN 7035-01-006-3186
NSN 2925-01-548-4875
NSN 5950-01-484-0640
NSN 2925-00-561-9904
NSN 4140-01-631-8111
NSN 6685-00-203-4485
NSN 5945-01-368-9620
NSN 5985-01-482-4812
NSN 5835-01-416-6455
NSN 5998-00-227-7586