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 4140-01-230-3276
NSN 5915-00-378-5585
NSN 5930-00-777-6036
NSN 6685-01-145-3938
NSN 5998-01-011-3515
NSN 5855-00-466-2309
NSN 5910-01-441-2669
NSN 5905-01-618-0358
NSN 5905-00-999-9210
NSN 6685-00-778-7500
NSN 5915-00-864-7178
NSN 5855-01-411-3360