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 4140-00-555-2579
NSN 6110-01-315-6564
NSN 5915-01-005-0164
NSN 5975-01-264-3927
NSN 6320-00-070-4544
NSN 5960-01-426-4242
NSN 5945-00-155-4290
NSN 6610-01-119-7873
NSN 6110-00-148-8536
NSN 5905-01-617-8085
NSN 5915-01-266-9481
NSN 5930-00-520-9513