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 6620-00-862-5567
NSN 5935-00-904-0792
NSN 6145-01-660-0403
NSN 2925-00-471-1128
NSN 5990-01-100-1840
NSN 5999-01-329-7632
NSN 5935-00-991-8900
NSN 5985-01-472-3504
NSN 5990-01-425-2175
NSN 6240-01-110-4166
NSN 5960-00-137-7692
NSN 5985-00-213-8633