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 5915-01-425-8615
NSN 2925-01-381-5307
NSN 4140-00-197-9712
NSN 5895-01-379-7664
NSN 6610-01-543-1866
NSN 5905-01-243-0733
NSN 6620-00-031-8601
NSN 6645-01-338-1423
NSN 6645-01-560-9339
NSN 7035-00-007-2739
NSN 6320-00-456-2092
NSN 6240-00-229-8183