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 5925-00-137-4814
NSN 4140-01-350-5753
NSN 5835-01-492-4318
NSN 5930-01-523-3265
NSN 5930-01-237-9980
NSN 6320-00-894-1644
NSN 5985-01-578-6310
NSN 4140-01-555-8190
NSN 6320-01-519-8767
NSN 6220-01-523-7685
NSN 5950-01-608-0033
NSN 6685-01-548-0138