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 6320-01-631-7828
NSN 5915-01-492-0370
NSN 5996-01-396-8711
NSN 4140-01-327-3241
NSN 5975-00-076-5709
NSN 5999-00-719-4362
NSN 6645-00-153-3834
NSN 5895-01-381-1976
NSN 5930-01-396-5589
NSN 6685-00-349-7682
NSN 5945-00-906-7840
NSN 5855-00-100-9003