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 6150-01-330-6812
NSN 6685-01-250-2669
NSN 5950-00-876-9357
NSN 4140-00-008-1875
NSN 6220-00-635-8818
NSN 5895-00-099-9532
NSN 5930-01-303-4626
NSN 5855-01-318-7663
NSN 6685-00-295-6365
NSN 5930-01-634-0659
NSN 6650-01-028-2820
NSN 5996-01-389-4067