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 5960-01-507-9112
NSN 5835-01-566-5462
NSN 5905-01-415-0869
NSN 2925-01-442-4171
NSN 6645-01-158-8136
NSN 5950-01-314-5626
NSN 6620-01-156-8217
NSN 6135-01-238-2878
NSN 5925-00-420-1386
NSN 5925-00-914-8880
NSN 6150-01-535-8143
NSN 5905-00-179-4069