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 5985-01-305-6403
NSN 6220-00-004-6394
NSN 5998-01-171-5862
NSN 5990-00-373-9787
NSN 5915-01-085-6528
NSN 5999-01-185-1992
NSN 7035-00-252-7467
NSN 5950-00-412-9137
NSN 5905-01-183-8018
NSN 5925-01-592-6939
NSN 6240-01-225-9508
NSN 5910-00-212-5969