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 6145-01-139-2158
NSN 6145-01-054-3297
NSN 5985-00-608-5518
NSN 6320-01-067-0474
NSN 5925-00-491-4573
NSN 5945-01-619-8937
NSN 6145-01-092-5604
NSN 5920-01-304-7587
NSN 6145-01-299-4783
NSN 5990-00-107-7161
NSN 6135-01-399-8230
NSN 6220-01-442-6733