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 5999-01-182-6561
NSN 6135-01-515-4260
NSN 5915-00-514-2098
NSN 5950-01-449-2090
NSN 5855-01-131-5166
NSN 6220-01-439-9611
NSN 5855-01-447-3137
NSN 5975-01-600-0347
NSN 5855-00-138-2386
NSN 6685-00-766-5657
NSN 6620-00-144-7201
NSN 5915-01-305-3553