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 5905-01-233-4707
NSN 5996-01-550-3111
NSN 5930-00-600-5378
NSN 6135-00-947-0406
NSN 5925-01-271-2142
NSN 6135-00-152-8729
NSN 6150-01-589-7869
NSN 5905-01-411-8874
NSN 5920-00-152-4003
NSN 6685-00-309-5693
NSN 5975-00-587-4871
NSN 5950-01-445-0083