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 5915-01-343-5255
NSN 5925-00-086-8454
NSN 6105-01-217-6638
NSN 5930-00-737-0661
NSN 6320-01-600-5808
NSN 5990-00-373-9787
NSN 6685-01-076-0242
NSN 5975-01-138-1738
NSN 2925-01-633-4048
NSN 6610-01-229-3679
NSN 6220-01-335-0201
NSN 5920-01-039-5393